| Eschmeyer 1990 | Eschmeyer 1990 | ex = extracted from | Eschmeyer Oct. 2024 | Eschmeyer Oct. 2024 | genus | species | Eschmeyer Oct. 2024 | Fishbase | Eschmeyer 1990 > 2024 | ||
| MYXINIFORMES | MYXINIDAE | Myxinidae | Myxiniformes | 6 | 90 | hagfishes |   | ||||
| 2016 | ex Eptatretinae |      Rubicundinae | Myxiniformes | 1 | 4 | reddish hagfishes | |||||
| MYXINIFORMES | Eptatretinae |      Eptatretinae | Myxiniformes | 1 | 57 | multi-gill hagfishes | |||||
| MYXINIFORMES | Myxininae |      Myxininae | Myxiniformes | 4 | 29 | hagfishes | |||||
| PETROMYZONTIFORMES | PETROMYZONTIDAE | split up | 2012 | ||||||||
| PETROMYZONTIFORMES | Petromyzontinae | 2012 | Petromyzontidae | Petromyzontiformes | 8 | 43 | lampreys | ||||
| PETROMYZONTIFORMES | Geotriinae | 2012 | upgraded to family | Geotriidae | Petromyzontiformes | 1 | 2 | pouched lampreys | |||
| PETROMYZONTIFORMES | Mordaciinae | 2012 | upgraded to family | Mordaciidae | Petromyzontiformes | 1 | 3 | southern topeyed lampreys | |||
| HEXANCHIFORMES | HEXANCHIDAE | Hexanchidae | Hexanchiformes | 3 | 5 | cow sharks | |||||
| HEXANCHIFORMES | CHLAMYDOSELACHIDAE | Chlamydoselachidae | Hexanchiformes | 1 | 2 | frill sharks | |||||
| HETERODONTIFORMES | HETERODONTIDAE | Heterodontidae | Heterodontiformes | 1 | 10 | bullhead sharks or horn sharks | |||||
| ORECTOLOBIFORMES | RHINCODONTIDAE | Rhincodontidae | Orectolobiformes | 1 | 1 | whale sharks | |||||
| ORECTOLOBIFORMES | PARASCYLLIIDAE | Parascylliidae | Orectolobiformes | 2 | 8 | collared carpet sharks | |||||
| ORECTOLOBIFORMES | BRACHAELURIDAE | Brachaeluridae | Orectolobiformes | 1 | 2 | blind sharks | |||||
| ORECTOLOBIFORMES | ORECTOLOBIDAE | Orectolobidae | Orectolobiformes | 3 | 12 | wobbegongs | |||||
| ORECTOLOBIFORMES | HEMISCYLLIIDAE | Hemiscylliidae | Orectolobiformes | 2 | 17 | bamboo sharks | |||||
| ORECTOLOBIFORMES | STEGOSTOMATIDAE | Stegostomatidae | Orectolobiformes | 1 | 1 | zebra sharks | |||||
| ORECTOLOBIFORMES | GINGLYMOSTOMATIDAE | Ginglymostomatidae | Orectolobiformes | 3 | 4 | nurse sharks | |||||
| LAMNIFORMES | ODONTASPIDIDAE
  (sand tiger sharks) = Carchariidae | split up | 1998 | ||||||||
| LAMNIFORMES | Mitsukurininae | 1998 | Mitsukurinidae | Lamniformes | 2 | 1 | goblin sharks | ||||
| ex Odontaspididae | 2020 | Carchariidae | Lamniformes | 1 | 2 | sand tigers | |||||
| LAMNIFORMES | Odontaspidinae | 1998 | Odontaspididae | Lamniformes | 1 | 2 | sand tiger sharks | ||||
| LAMNIFORMES | Pseudocarchariinae | 1998 | Pseudocarchariidae | Lamniformes | 1 | 1 | crocodile sharks | ||||
| LAMNIFORMES | MEGACHASMIDAE | Megachasmidae | Lamniformes | 1 | 1 | megamouth sharks | |||||
| LAMNIFORMES | ALOPIIDAE | Alopiidae | Lamniformes | 1 | 3 | thresher sharks | |||||
| LAMNIFORMES | CETORHINIDAE | Cetorhinidae | Lamniformes | 1 | 1 | basking sharks | |||||
| LAMNIFORMES | LAMNIDAE =
  Carcharodontidae = Isuridae | Lamnidae | Lamniformes | 3 | 5 | mackerel sharks | |||||
| CARCHARINIFORMES | SCYLIORHINIDAE | only 3 genera left | 2022 | Scyliorhinidae | Carcharhiniformes/Scyliorhinoidei | 3 | 37 | catsharks | |||
| ex Scyliorhinidae | 2022 | Atelomycteridae | Carcharhiniformes/Carcharhinoidei | 3 | 13 | coloured catsharks | |||||
| ex Scyliorhinidae | 2013 | Pentanchidae | Carcharhiniformes/Carcharhinoidei | 12 | 111 | deepwater catsharks | |||||
| ex Pentanchidae | 2024 | Dichichthyidae | Carcharhiniformes/Carcharhinoidei | 1 | 5 | bristle sharks | |||||
| CARCHARINIFORMES | PSEUDOTRIAKIDAE | Pseudotriakidae | Carcharhiniformes/Carcharhinoidei | 3 | 5 | false catsharks | |||||
| CARCHARINIFORMES | PROSCYLLIIDAE | Proscylliidae | Carcharhiniformes/Carcharhinoidei | 3 | 6 | finback catsharks | |||||
| CARCHARINIFORMES | LEPTOCHARIIDAE | Leptochariidae | Carcharhiniformes/Carcharhinoidei | 1 | 1 | barbeled houndsharks | |||||
| CARCHARINIFORMES | TRIAKIDAE =
  Trakididae | Triakidae | Carcharhiniformes/Carcharhinoidei | 9 | 46 | houndsharks | |||||
| CARCHARINIFORMES | Triakinae |      Triakinae | Carcharhiniformes/Carcharhinoidei | 3 | 33 | smouth-hounds | |||||
| CARCHARINIFORMES | Galeorhininae |      Galeorhininae | Carcharhiniformes/Carcharhinoidei | 6 | 13 | school sharks | |||||
| CARCHARINIFORMES | HEMIGALEIDAE | Hemigaleidae | Carcharhiniformes/Carcharhinoidei | 4 | 8 | weasel sharks | |||||
| CARCHARINIFORMES | CARCHARHINIDAE | Carcharhinidae | Carcharhiniformes/Carcharhinoidei | 10 | 59 | requiem sharks | |||||
| ex Carcharhinidae | 2021 | Galeocerdonidae | Carcharhiniformes/Carcharhinoidei | 1 | 1 | tiger sharks | |||||
| CARCHARINIFORMES | SPHYRNIDAE | Sphyrnidae | Carcharhiniformes/Carcharhinoidei | 2 | 11 | hammerhead sharks | |||||
| SQUALIFORMES | 1998 DALATIIDAE | split up | 2012 | ||||||||
| SQUALIFORMES | Dalatiinae,
  SQUALIDAE, 1998 > DALATIIDAE | ex Dalatiidae | 2012 | Dalatiidae | Squaliformes | 7 | 10 | kitefin sharks | |||
| 1998 Etmopterinae, DALATIIDAE | ex Dalatiidae | 2012 | Etmopteridae | Squaliformes | 4 | 52 | lantern sharks | ||||
| SQUALIFORMES | 1998 Somniosinae, DALATIIDAE | ex Dalatiidae | 2012 | Somniosidae | Squaliformes | 6 | 17 | sleeper sharks | |||
| SQUALIFORMES | Oxynotinae,
  SQUALIDAE, 1998 > DALATIIDAE | ex Dalatiidae | 2012 | Oxynotidae | Squaliformes | 1 | 5 | rough sharks | |||
| SQUALIFORMES | Centrophorus,
  Deania | ex Squalidae | 1998 | Centrophoridae | Squaliformes | 2 | 16 | gulper sharks | |||
| SQUALIFORMES | SQUALIDAE | split up | 1998 | Squalidae | Squaliformes | 2 | 42 | dogfish sharks | |||
| SQUALIFORMES | ECHINORHINIDAE | 2019 | Echinorhinidae | Echinorhiniformes | 1 | 2 | bramble sharks | SQUALIFORMES > 2019: Echinorhiniformes | |||
| PRISTIOPHORIFORMES | PRISTIOPHORIDAE | Pristiophoridae | Pristiophoriformes | 2 | 10 | saw sharks | |||||
| SQUATINIFORMES | SQUATINIDAE | Squatinidae | Squatiniformes | 1 | 24 | angel sharks | |||||
| RAJIFORMES | PLATYRHINIDAE | 1998 | Platyrhininae | 2016 | Platyrhinidae | Torpediniformes | 2 | 5 | thornbacks or fanrays | RAJIFORMES > 2016: Torpediniformes | |
| TORPEDINIFORMES | NARKIDAE | 1998 NARCINIDAE | split up | 2008 | |||||||
| TORPEDINIFORMES | NARKIDAE | 1998 | Narkinae | 2008 | Narkidae | Torpediniformes | 5 | 9 | sleeper rays | ||
| TORPEDINIFORMES | Narcine,
  Narcinops, others | 1998 | Narcininae | 2008 | Narcinidae | Torpediniformes | 5 | 32 | electric rays | ||
| TORPEDINIFORMES | TORPEDINIDAE | split up | 2008 | ||||||||
| TORPEDINIFORMES | Hypnos | 1998 | Hypninae,
  TORPEDINIDAE | 2008 | Hypnidae | Torpediniformes | 1 | 1 | coffin rays | ||
| TORPEDINIFORMES | 1998 | Torpedininae,
  TORPEDINIDAE | 2008 | Torpedinidae | Torpediniformes | 2 | 21 | torpedo electric rays or torpedo rays | |||
| RAJIFORMES | RHINOBATIDAE
  (guitarfishes)  | split up | 2016 | ||||||||
| RAJIFORMES | Trygonorrhina, Zapteryx, Aptychotrema | ex Rhinobatidae | 2016 | Trygonorrhinidae | Rhinopristiformes | 3 | 8 | fiddler rays or banjo rays | RAJIFORMES > 2016: Rhinopristiformes | ||
| RAJIFORMES | Rhinobatinae | 2016 | Rhinobatidae | Rhinopristiformes | 3 | 37 | guitarfishes | RAJIFORMES > 2016: Rhinopristiformes | |||
| RAJIFORMES | Rhininae | ex Rhinobatidae | 2016 | Rhinidae | Rhinopristiformes | 3 | 11 | bowmouth guitarfishes or wedgefishes | RAJIFORMES > 2016: Rhinopristiformes | ||
| RAJIFORMES | Rhynchobatinae | 2016 | into Rhinidae | ||||||||
| RAJIFORMES | Glaucostegus | ex Rhinobatidae | 2016 | Glaucostegidae | Rhinopristiformes | 1 | 9 | giant guitarfishes | RAJIFORMES > 2016: Rhinopristiformes | ||
| PRISTIFORMES | PRISTIDAE | ex Rhinobatidae | 2016 | Pristidae | Rhinopristiformes | 2 | 5 | sawfishes | PRISTIFORMES > 2016: Rhinopristiformes | ||
| RAJIFORMES | RAJIDAE
  (skates) | split up | 2008 | Rajidae | Rajiformes | 18 | 160 | hardnose skates | |||
| RAJIFORMES | Arhynchobatis, others | ex Rajidae | 2008 | Arhynchobatidae | Rajiformes | 14 | 110 | softnose skates or longtail skates | |||
| RAJIFORMES | Gurgesiella, Cruriraja, Fenestraja | 2014 Crurirajidae, ex Rajidae, > | 2016 | Gurgesiellidae | Rajiformes | 3 | 19 | pygmy skates | |||
| RAJIFORMES | ANACANTHOBATIDAE (smooth skates) | Anacanthobatidae | Rajiformes | 5 | 14 | legskates or smooth skates | |||||
| RAJIFORMES | Zanobatus | ex Platyrhininae | 2016 | Zanobatidae | Myliobatiformes | 1 | 2 | panrays | RAJIFORMES > 2012: Myliobatiformes | ||
| MYLIOBATIFORMES | HEXATRYGONIDAE | 1998 > RAJIFORMES | 2012 | Hexatrygonidae | Myliobatiformes | 1 | 1 | sixgill stingrays | |||
| MYLIOBATIFORMES | DASYATIDAE | 1998 > RAJIFORMES | 2012 | Dasyatidae | Myliobatiformes | 19 | 101 | whiptail stingrays | |||
| subfamily | 2016 |      Dasyatinae | Myliobatiformes | 8 | 37 | stingrays | |||||
| subfamily | 2016 |      Neotrygoninae | Myliobatiformes | 2 | 18 | shortsnout stingrays | |||||
| subfamily | 2016 |      Urogymninae | Myliobatiformes | 7 | 40 | whiprays | |||||
| subfamily | 2016 |      Hypolophinae | Myliobatiformes | 2 | 6 | cowtail stingrays | |||||
| MYLIOBATIFORMES | POTAMOTRYGONIDAE | 1998 > RAJIFORMES | 2012 | Potamotrygonidae | Myliobatiformes | 5 | 40 | neotropical stingrays | |||
| subfamily | 2016 |      Styracurinae | Myliobatiformes | 1 | 2 | whiptail stingrays | |||||
| subfamily | 2016 |      Potamotrygoninae | Myliobatiformes | 4 | 38 | river stingrays | |||||
| MYLIOBATIFORMES | Urotrygon,
  Urobatis | 1998 > RAJIFORMES | ex Urolophidae | 2008 | Urotrygonidae | Myliobatiformes | 2 | 19 | American round stingrays | ||
| MYLIOBATIFORMES | GYMNURIDAE | 1998 > RAJIFORMES | 2012 | Gymnuridae | Myliobatiformes | 1 | 14 | butterfly rays | |||
| MYLIOBATIFORMES | 1998 PLESIOBATIDAE | 1998 > RAJIFORMES | 2012 | Plesiobatidae | Myliobatiformes | 1 | 1 | deepwater stingrays or giant stingarees | |||
| MYLIOBATIFORMES | UROLOPHIDAE | 1998 > RAJIFORMES | 2012 | Urolophidae | Myliobatiformes | 3 | 28 | round stingrays or stingarees | |||
| MYLIOBATIFORMES | Aetobatus | 1998 > RAJIFORMES | ex Myliobatidae | 2016 | Aetobatidae | Myliobatiformes | 1 | 5 | pelagic eagle rays | ||
| MYLIOBATIFORMES | MYLIOBATIDAE | 1998 > RAJIFORMES | split up | 2016 | |||||||
| MYLIOBATIFORMES | 1998 > RAJIFORMES | Myliobatinae | 2016 | Myliobatidae | Myliobatiformes | 2 | 19 | eagle rays | |||
| MYLIOBATIFORMES | Rhinoptera in
  MYLIOBATIDAE | 1998 > RAJIFORMES | Rhinopterinae | 2016 | Rhinopteridae | Myliobatiformes | 1 | 8 | cownose rays | ||
| MYLIOBATIFORMES | MOBULIDAE | 1998 > RAJIFORMES | Mobulinae | 2016 | Mobulidae | Myliobatiformes | 1 | 9 | mantas or devil rays | ||
| CHIMAERIFORMES | CALLORHINCHIDAE | Callorhinchidae | Chimaeriformes | 1 | 3 | plownose chimaeras | |||||
| CHIMAERIFORMES | CHIMAERIDAE | Chimaeridae | Chimaeriformes | 2 | 47 | shortnose chimaeras or ratfishes | |||||
| CHIMAERIFORMES | RHINOCHIMAERIDAE | Rhinochimaeridae | Chimaeriformes | 3 | 10 | longnose chimaeras | |||||
| POLYPTERIFORMES | POLYPTERIDAE | Polypteridae | Polypteriformes | 2 | 14 | bichirs | |||||
| POLYPTERIFORMES | ACIPENSERIDAE | 1998 | no subfamilies | Acipenseridae | Acipenseriformes | 4 | 27 | sturgeons | |||
| ACIPENSERIFORMES | Acipenserinae | ||||||||||
| ACIPENSERIFORMES | Scaphirhynchinae | ||||||||||
| ACIPENSERIFORMES | POLYODONTIDAE | Polyodontidae | Acipenseriformes | 2 | 2 | paddlefishes | |||||
| AMIIFORMES | AMIIDAE | Amiidae | Amiiformes | 1 | 2 | bowfins | |||||
| LEPISOSTEIFORMES | LEPISOSTEIDAE | Lepisosteidae | Lepisosteiformes | 2 | 7 | gars | |||||
| OSTEOGLOSSIFORMES | HIODONTIDAE | 2017 | Hiodontidae | Hiodontiformes | 1 | 2 | mooneyes | OSTEOGLOSSIFORMES > 2017: Hiodontiformes | |||
| OSTEOGLOSSIFORMES | PANTODONTIDAE | Pantodontidae | Osteoglossiformes | 1 | 1 | freshwater butterfly fishes | |||||
| OSTEOGLOSSIFORMES | OSTEOGLOSSIDAE | 1998 | no subfamilies | Osteoglossidae | Osteoglossiformes | 2 | 6 | bonytongues | |||
| OSTEOGLOSSIFORMES | Osteoglossinae | ||||||||||
| OSTEOGLOSSIFORMES | Heterotidinae | ||||||||||
| ex Osteoglossidae | 2008 | Arapaimidae | Osteoglossiformes | 2 | 6 | arapaimas | |||||
| OSTEOGLOSSIFORMES | NOTOPTERIDAE | Notopteridae | Osteoglossiformes | 4 | 11 | featherfin knifefishes or featherbacks | |||||
| subfamily | 2016 |      Notopterinae | Osteoglossiformes | 2 | 8 | Asiatic featherbacks | |||||
| subfamily | 2016 |      Xenomystinae | Osteoglossiformes | 2 | 3 | African knifefishes | |||||
| OSTEOGLOSSIFORMES | MORMYRIDAE | Mormyridae | Osteoglossiformes | 22 | 227 | elephantfishes | |||||
| OSTEOGLOSSIFORMES | GYMNARCHIDAE | Gymnarchidae | Osteoglossiformes | 1 | 1 | abas | |||||
| ELOPIFORMES | ELOPIDAE | Elopidae | Elopiformes | 1 | 7 | tenpounders and ladyfishes | |||||
| ELOPIFORMES | MEGALOPIDAE | Megalopidae | Elopiformes | 1 | 2 | tarpons | |||||
| ALBULIFORMES | ALBULIDAE | Albulidae | Albuliformes | 3 | 13 | bonefishes | |||||
| ALBULIFORMES | Albulinae |      Albulinae | Albuliformes | 1 | 11 | bonefishes | |||||
| ALBULIFORMES | Pterothrissinae |      Pterothrissinae | Albuliformes | 2 | 2 | longfin bonefishes or deepwater bonefishes | |||||
| NOTACANTHIFORMES | HALOSAURIDAE | Halosauridae | Notacanthiformes | 3 | 16 | halosaurs | |||||
| NOTACANTHIFORMES | NOTACANTHIDAE | Notacanthidae | Notacanthiformes | 4 | 13 | deepsea spiny eels | |||||
| NOTACANTHIFORMES | LIPOGENYIDAE | 1998 | into Notacanthidae | ||||||||
| ANGUILLIFORMES | CHLOPSIDAE =
  Xenocongridae | Chlopsidae | Anguilliformes | 8 | 25 | false morays | |||||
| new family | 2012 | Protanguillidae | Anguilliformes/Synaphobranchoidei | 1 | 1 | primitive cave eels | |||||
| ANGUILLIFORMES | SYNAPHOBRANCHIDAE                         | Synaphobranchidae | Anguilliformes/Synaphobranchoidei | 12 | 55 | cutthroat eels | |||||
| ANGUILLIFORMES | Simenchelyinae |      Simenchelyinae | Anguilliformes/Synaphobranchoidei | 1 | 1 | pugnose parasitic eels | |||||
| ANGUILLIFORMES | Ilyophinae |      Ilyophinae | Anguilliformes/Synaphobranchoidei | 7 | 41 | arrowtooth eels or mustard eels | |||||
| ANGUILLIFORMES | Synaphobranchinae |      Synaphobranchinae | Anguilliformes/Synaphobranchoidei | 4 | 13 | cutthroat eels | |||||
| ANGUILLIFORMES | MORINGUIDAE | Moringuidae | Anguilliformes/Anguilloidei | 2 | 18 | spaghetti eels | |||||
| ANGUILLIFORMES | ANGUILLIDAE | Anguillidae | Anguilliformes/Anguilloidei | 1 | 19 | freshwater eels | |||||
| ANGUILLIFORMES | NEMICHTHYIDAE | Nemichthyidae | Anguilliformes/Anguilloidei | 3 | 9 | snipe eels or threadtail snipe eels | |||||
| ANGUILLIFORMES | SERRIVOMERIDAE | Serrivomeridae | Anguilliformes/Anguilloidei | 2 | 10 | sawtooth eels | |||||
| SACCOPHARYNGIFORMES | CYEMATIDAE | 2024 | Cyematidae | Anguilliformes/Anguilloidei | 1 | 1 | bobtail eels | Saccopharyngiformes | SACCOPHARYNGIFORMES > 2024: Anguilliformes/Anguilloidei | ||
| SACCOPHARYNGIFORMES | MONOGNATHIDAE | 2024 | Monognathidae | Anguilliformes/Anguilloidei | 1 | 15 | onejaw gulpers | Saccopharyngiformes | SACCOPHARYNGIFORMES > 2024: Anguilliformes/Anguilloidei | ||
| SACCOPHARYNGIFORMES | ex Cyematidae | 2018 | Neocyematidae | Anguilliformes/Anguilloidei | 1 | 1 | orange bobtail eels | Saccopharyngiformes | SACCOPHARYNGIFORMES > 2018: Anguilliformes/Anguilloidei | ||
| SACCOPHARYNGIFORMES | EURYPHARYNGIDAE | 2024 | Eurypharyngidae | Anguilliformes/Anguilloidei | 1 | 1 | gulper eels or pelican eels | Saccopharyngiformes | SACCOPHARYNGIFORMES > 2024: Anguilliformes/Anguilloidei | ||
| SACCOPHARYNGIFORMES | SACCOPHARYNGIDAE | 2024 | Saccopharyngidae | Anguilliformes/Anguilloidei | 1 | 10 | swallower eels or whiptail gulpers | Saccopharyngiformes | SACCOPHARYNGIFORMES > 2024: Anguilliformes/Anguilloidei | ||
| ANGUILLIFORMES | HETERENCHELYIDAE | Heterenchelyidae | Anguilliformes/Muraenoidei | 2 | 8 | mud eels | |||||
| ANGUILLIFORMES | MYROCONGRIDAE | Myrocongridae | Anguilliformes/Muraenoidei | 1 | 6 | myroconger eels | |||||
| ANGUILLIFORMES | MURAENIDAE,
  Heteromyridae included | Muraenidae | Anguilliformes/Muraenoidei | 16 | 228 | moray eels | |||||
| ANGUILLIFORMES | Uropterygiinae |      Uropterygiinae | Anguilliformes/Muraenoidei | 5 | 38 | tailfin moray eels | |||||
| ANGUILLIFORMES | Muraeninae |      Muraeninae | Anguilliformes/Muraenoidei | 11 | 190 | morays | |||||
| ANGUILLIFORMES | COLOCONGRIDAE | Colocongridae | Anguilliformes/Congroidei | 1 | 9 | shorttail eels | |||||
| ANGUILLIFORMES | DERICHTHYIDAE | Derichthyidae | Anguilliformes/Congroidei | 2 | 3 | longneck eels or narrowneck eels | |||||
| ANGUILLIFORMES | OPHICHTHIDAE | Ophichthidae | Anguilliformes/Congroidei | 62 | 366 | snake eels and worm eels | |||||
| ANGUILLIFORMES | Myrophinae |      Myrophinae | Anguilliformes/Congroidei | 15 | 72 | worm eels | |||||
| ANGUILLIFORMES | Ophichthinae |      Ophichthinae | Anguilliformes/Congroidei | 47 | 294 | snake eels | |||||
| ANGUILLIFORMES | MURAENESOCIDAE | Muraenesocidae | Anguilliformes/Congroidei | 5 | 9 | pike conger eels | |||||
| ANGUILLIFORMES | NETTASTOMATIDAE | Nettastomatidae | Anguilliformes/Congroidei | 6 | 46 | duckbill eels | |||||
| ANGUILLIFORMES | CONGRIDAE | Congridae | Anguilliformes/Congroidei | 32 | 235 | conger eels | |||||
| ANGUILLIFORMES | Congrinae |      Congrinae | Anguilliformes/Congroidei | 23 | 137 | congers | |||||
| ANGUILLIFORMES | Bathymyrinae |      Bathymyrinae | Anguilliformes/Congroidei | 7 | 62 | ||||||
| ANGUILLIFORMES | Heterocongrinae |      Heterocongrinae | Anguilliformes/Congroidei | 2 | 36 | garden eels | |||||
| CLUPEIFORMES | DENTICIPITIDAE | Denticipitidae | Clupeiformes/Denticipitoidei | 1 | 1 | denticle herrings | |||||
| ex Clupeidae | 2018 | Spratelloididae | Clupeiformes/Clupeoidei | 2 | 9 | dwarf herrings or small round herrings | |||||
| CLUPEIFORMES | ENGRAULIDAE
  = Engraulididae | Engraulidae | Clupeiformes/Clupeoidei | 16 | 194 | anchovies | |||||
| subfamily | 2022 |      Coiliinae | Clupeiformes/Clupeoidei | 5 | 60 | Old World anchovies | |||||
| subfamily | 2022 |      Engraulinae | Clupeiformes/Clupeoidei | 11 | 134 | anchovies | |||||
| CLUPEIFORMES | CLUPEIDAE
  (herrings, shads, sardines and allies) | combined, split up | 2008,22 | Clupeidae | Clupeiformes/Clupeoidei | 7 | 14 | herrings and sprats | |||
| CLUPEIFORMES | CHIROCENTRIDAE | Chirocentridae | Clupeiformes/Clupeoidei | 1 | 2 | wolf herrings | |||||
| ex Clupeidae | 2012 | Dussumieriidae | Clupeiformes/Clupeoidei | 2 | 16 | round herrings or rainbow sardines | |||||
| ex Clupeidae | 2008 | Pristigasteridae | Clupeiformes/Clupeoidei | 9 | 39 | longfin herrings | |||||
| ex Clupeidae | 2022 | Ehiravidae | Clupeiformes/Clupeoidei | 11 | 29 | river sprats | |||||
| SALMONIFORMES/SALMONOIDEI | 1990:
  Sundasalanx in Salangidae | 1998
  SUNDASALANGIDAE (CLUPEIFORMES) | 2012 | into Clupeidae, 2022 into Ehiravidae | Sundaland noodlefishes | ||||||
| ex Clupeidae | 2022 | Alosidae | Clupeiformes/Clupeoidei | 4 | 34 | shads and sardines | |||||
| ex Clupeidae | 2022 | Dorosomatidae | Clupeiformes/Clupeoidei | 30 | 116 | thread herrings or gizzard shads and sardinellas | |||||
| SALMONIFORMES/ARGENTINOIDEI | ALEPOCEPHALIDAE | 1998 > OSMERIFORMES | 2018 | Alepocephalidae | Alepocephaliformes | 20 | 102 | slickheads | SALMONIFORMES/ARGENTINOIDEI > 2018: Alepocephaliformes | ||
| SALMONIFORMES/ARGENTINOIDEI | LEPTOCHILICHTHYIDAE | 1998 > OSMERIFORMES | 2000 | into Alepocephalidae | |||||||
| SALMONIFORMES/ARGENTINOIDEI | PLATYTROCTIDAE | 1998 > OSMERIFORMES | 2018 | Platytroctidae | Alepocephaliformes | 13 | 40 | tubeshoulders | SALMONIFORMES/ARGENTINOIDEI > 2018: Alepocephaliformes | ||
| GONORYNCHIFORMES | CHANIDAE | Chanidae | Gonorynchiformes | 1 | 1 | milkfishes | |||||
| GONORYNCHIFORMES | GONORYNCHIDAE | Gonorynchidae | Gonorynchiformes | 1 | 5 | beaked sandfishes | |||||
| GONORYNCHIFORMES | KNERIIDAE | Kneriidae | Gonorynchiformes | 4 | 33 | shellears | |||||
| GONORYNCHIFORMES | PHRACTOLAEMIDAE | Phractolaemidae | Gonorynchiformes | 1 | 1 | snake mudheads | |||||
| CYPRINIFORMES | GYRINOCHEILIDAE | Gyrinocheilidae | Cypriniformes/Gyrinocheiloidei | 1 | 3 | algae eaters | |||||
| CYPRINIFORMES | CATOSTOMIDAE | Catostomidae | Cypriniformes/Catostomoidei | 14 | 85 | suckers | |||||
| subfamily | 2018 |      Myxocyprininae | Cypriniformes/Catostomoidei | 1 | 1 | Chinese suckers | |||||
| subfamily | 2018 |      Cycleptinae | Cypriniformes/Catostomoidei | 1 | 2 | blue suckers | |||||
| subfamily | 2018 |      Ictiobinae | Cypriniformes/Catostomoidei | 2 | 8 | carpsuckers and buffalos | |||||
| subfamily | 2018 |      Catostominae | Cypriniformes/Catostomoidei | 10 | 74 | suckers | |||||
| CYPRINIFORMES | Botiinae,
  COBITIDAE | 2016 | Botiidae | Cypriniformes/Cobitoidei | 8 | 65 | pointface loaches | ||||
| ex Botiinae | 2016 |      Leptobotiinae | Cypriniformes/Cobitoidei | 2 | 33 | Chinese pointface loaches | |||||
| 2016 |      Botiinae | Cypriniformes/Cobitoidei | 6 | 32 | beautiful loaches | ||||||
| Vaillantella in Nemacheilinae | 2010 | Vaillantellidae | Cypriniformes/Cobitoidei | 1 | 3 | longfin loaches | |||||
| CYPRINIFORMES | COBITIDAE
  (loaches) | split up | 2016 | ||||||||
| CYPRINIFORMES | Cobitinae | COBITIDAE (loaches) | 2016 | Cobitidae | Cypriniformes/Cobitoidei | 18 | 241 | spined loaches | |||
| ex Balitoridae | 2012 | Barbuccidae | Cypriniformes/Cobitoidei | 1 | 2 | scooter loaches | |||||
| ex Balitorinae | 2016 | Gastromyzontidae | Cypriniformes/Cobitoidei | 21 | 145 | hillstream loaches | |||||
| ex Balitoridae | 2012 | Serpenticobitidae | Cypriniformes/Cobitoidei | 1 | 3 | snake loaches | |||||
| CYPRINIFORMES | BALITORIDAE
  (hillstream and river loaches) | split up | 2012-2016 |  = Homalopteridae | |||||||
| CYPRINIFORMES | Balitorinae
  (flat loaches) | 2012 | Balitoridae | Cypriniformes/Cobitoidei | 16 | 105 | river loaches |  = Homalopterinae; Gastromyzontidae
  included | |||
| ex Balitoridae | 2012 | Ellopostomatidae | Cypriniformes/Cobitoidei | 1 | 2 | square-head loaches | |||||
| CYPRINIFORMES | Nemacheilinae | 2012 | Nemacheilidae | Cypriniformes/Cobitoidei | 49 | 840 | brook loaches | ||||
| 2017 | Paedocypridinae | 2018 | Paedocyprididae | Cypriniformes/Cyprinoidei | 1 | 3 | tiny carps | ||||
| CYPRINIFORMES | PSILORHYNCHIDAE | Psilorhynchidae | Cypriniformes/Cyprinoidei | 1 | 33 | mountain carps | |||||
| CYPRINIFORMES | CYPRINIDAE | split up | 2018 | Cyprinidae | Cypriniformes/Cyprinoidei | 162 | 1777 | carps | |||
| 2010 | subfamily | 2010 |      Labeoninae | Cypriniformes/Cyprinoidei | 54 | 526 | labeonines | ||||
| subfamily | 2018 |      Probarbinae | Cypriniformes/Cyprinoidei | 2 | 4 | primitive cyprinids | |||||
| subfamily | 2018 |      Torinae | Cypriniformes/Cyprinoidei | 15 | 225 | large barbs | |||||
| subfamily | 2018 |      Smiliogastrinae | Cypriniformes/Cyprinoidei | 33 | 482 | small barbs | |||||
| 2010 | subfamily | 2010 |      Cyprininae | Cypriniformes/Cyprinoidei | 33 | 219 | carps | ||||
| subfamily | 2018 |      Acrossocheilinae | Cypriniformes/Cyprinoidei | 3 | 48 | East Asian barbs | |||||
| 2010 | subfamily | 2010 |      Barbinae | Cypriniformes/Cyprinoidei | 11 | 143 | barbels | ||||
| subfamily | 2018 |      Spinibarbinae | Cypriniformes/Cyprinoidei | 2 | 15 | spine barbs | |||||
| subfamily | 2018 |      Schizothoracinae | Cypriniformes/Cyprinoidei | 4 | 76 | snow barbels | |||||
| subfamily | 2018 |      Schizopygopsinae | Cypriniformes/Cyprinoidei | 5 | 39 | mountain barbels | |||||
| 2010-2015 | Alburninae, CYPRINIDAE | still there in Fishbase | |||||||||
| 2010-2015 | Cultrinae, CYPRINIDAE | still there in Fishbase | |||||||||
| 2013-2015 | Oxygastrinae, CYPRINIDAE | ||||||||||
| 2010-2015 | Squaliobarbinae, CYPRINIDAE | still there in Fishbase | |||||||||
| 2017 | Sundadanioninae, CYPRINIDAE | 2018 | Sundadanionidae | Cypriniformes/Cyprinoidei | 2 | 9 | tiny danios | ||||
| 2010 | Danioninae, CYPRINIDAE | 2018 | Danionidae | Cypriniformes/Cyprinoidei | 39 | 367 | danionids | ||||
| subfamily | 2018 |      Chedrinae | Cypriniformes/Cyprinoidei | 17 | 134 | troutbarbs | |||||
| subfamily | 2018 |      Rasborinae | Cypriniformes/Cyprinoidei | 11 | 124 | rasborines | |||||
| subfamily | 2018 |      Danioninae | Cypriniformes/Cyprinoidei | 10 | 100 | danionines | |||||
| subfamily | 2018 |      Esominae | Cypriniformes/Cyprinoidei | 1 | 9 | flying barbs | |||||
| 2011 | Leptobarbinae, CYPRINIDAE | 2018 | Leptobarbidae | Cypriniformes/Cyprinoidei | 1 | 5 | cigar barbs | ||||
| 2010 | Xenocyprinae, CYPRINIDAE | 2018 | Xenocyprididae | Cypriniformes/Cyprinoidei | 45 | 160 | East Asian minnows or sharpbellies | ||||
| 2010 | Tincinae, CYPRINIDAE | 2018 | Tincidae | Cypriniformes/Cyprinoidei | 1 | 1 | tenches | ||||
| 2010 | Acheilognathinae, CYPRINIDAE | 2018 | Acheilognathidae | Cypriniformes/Cyprinoidei | 6 | 81 | bitterlings | ||||
| 2010 | Gobioninae, CYPRINIDAE | 2018 | Gobionidae | Cypriniformes/Cyprinoidei | 28 | 234 | freshwater gudgeons | ||||
| ex Cyprinidae | 2018 | Tanichthyidae | Cypriniformes/Cyprinoidei | 1 | 10 | mountain minnows | |||||
| 2010 | Leuciscinae, CYPRINIDAE | 2018 | Leuciscidae | Cypriniformes/Cyprinoidei | 101 | 699 | minnows | ||||
| subfamily | 2018 |      Pseudaspininae | Cypriniformes/Cyprinoidei | 3 | 21 | Far East Asian leuciscines | |||||
| subfamily | 2018 |      Laviniinae | Cypriniformes/Cyprinoidei | 11 | 47 | western chubs | |||||
| subfamily | 2018 |      Plagopterinae | Cypriniformes/Cyprinoidei | 7 | 16 | creek chubs | |||||
| subfamily | 2018 |      Leuciscinae | Cypriniformes/Cyprinoidei | 38 | 329 | leuciscines | |||||
| subfamily | 2018 |      Phoxininae | Cypriniformes/Cyprinoidei | 1 | 26 | phoxinines | |||||
| subfamily | 2018 |      Pogonichthyinae | Cypriniformes/Cyprinoidei | 41 | 260 | minnows & shiners | |||||
| GYMNOTIFORMES | Apteronotinae,
  GYMNOTIDAE | 1998 | Apteronotidae | Apteronotidae | 16 | 98 | ghost knifefishes | ||||
| subfamily | 2019 |      Sternarchorhamphinae | 2 | 2 | longsnout knifefishes | ||||||
| subfamily | 2019 |      Apteronotinae | 14 | 96 | ghost knifefishes | ||||||
| GYMNOTIFORMES | Sternopyginae,
  GYMNOTIDAE | 1998 | Sternopygidae | Sternopygidae | 7 | 62 | glass knifefishes | ||||
| subfamily | 2022 |      Sternopyginae | 1 | 11 | rattail knifefishes | ||||||
| GYMNOTIFORMES | Eigenmannia in
  Sternopyginae | 1998 | Sternopygidae | 2022 |      Eigenmanniinae | 6 | 51 | glass knifefishes | |||
| GYMNOTIDAE
  (nakedback knifefishes) | split up | 1998 | Gymnotidae | 2 | 51 | gymnotid eels | |||||
| GYMNOTIFORMES | Electrophorinae | 1998 | Electrophoridae | 2008 |      Electrophorinae | 1 | 4 | electric eels | |||
| GYMNOTIFORMES | Gymnotinae | 1998 | Gymnotidae | 2019 |      Gymnotinae | 1 | 47 | nakedback knifefishes | |||
| GYMNOTIFORMES | Hypopominae | 1998 | Hypopomidae | Hypopomidae | 6 | 36 | bluntnose knifefishes | ||||
| GYMNOTIFORMES | Rhamphychthyinae | 1998 | Rhamphichthyidae | Rhamphichthyidae | 5 | 26 | painted knifefishes | ||||
| CHARACIFORMES | CITHARINIDAE | split up | 2010 | ||||||||
| CHARACIFORMES | Citharininae | 2010 | Citharinidae | Characiformes/Citharinoidei | 3 | 8 | citharinids | ||||
| CHARACIFORMES | Distichodontinae | 2010 | Distichodontidae | Characiformes/Citharinoidei | 16 | 110 | distichodontids | ||||
| CHARACIFORMES | ex Characidae | 2008 | Crenuchidae | Characiformes/Characoidei | 11 | 117 | crenuchids | ||||
| CHARACIFORMES | Crenuchus in
  Characidae | subfamily, Crenuchidae | 2008 |      Crenuchinae | Characiformes/Characoidei | 2 | 5 | sailfin tetras | |||
| CHARACIFORMES | Characidiinae,
  CHARACIDAE | subfamily, Crenuchidae | 2008 |      Characidiinae | Characiformes/Characoidei | 9 | 112 | South American darters | |||
| CHARACIFORMES | ALESTIIDAE | Alestidae | Characiformes/Characoidei | 20 | 122 | African tetras | Nov. 2024: Lepidarchidae 2 2 ousted from Alestidae | ||||
| CHARACIFORMES | HEPSETIDAE | Hepsetidae | Characiformes/Characoidei | 1 | 6 | African pikes | |||||
| new family | 2017 | Tarumaniidae | Characiformes/Characoidei | 1 | 1 | muckfishes | |||||
| CHARACIFORMES | ERYTHRINIDAE | Erythrinidae | Characiformes/Characoidei | 3 | 17 | trahiras | |||||
| CHARACIFORMES | Parodontinae,
  HEMIODONTIDAE | 2008 | Parodontidae | Characiformes/Characoidei | 3 | 32 | darter tetras | ||||
| CHARACIFORMES | CYNODONTIDAE | Cynodontidae | Characiformes/Characoidei | 3 | 8 | sabertoothed characids | |||||
| 2000-2012 | Cynodontinae, CYNODONTIDAE | see also
  Roestinae, now in Acestrorhynchidae | |||||||||
| CHARACIFORMES | ex Characidae | 2010 | Serrasalmidae | Characiformes/Characoidei | 17 | 102 | piranhas and allies | ||||
| Colossoma in
  Serrasalminae | subfamily | 2010 |      Colossomatinae | Characiformes/Characoidei | 3 | 9 | lowland pacus | ||||
| Myleus in
  Serrasalminae | subfamily | 2010 |      Myleinae | Characiformes/Characoidei | 9 | 41 | upland pacus | ||||
| Serrasalminae,
  CHARACIDAE | subfamily, Serrasalmidae | 2010 |      Serrasalminae | Characiformes/Characoidei | 5 | 52 | piranhas | ||||
| CHARACIFORMES | HEMIODONTIDAE | split up | 2008 | see Parodontidae | |||||||
| CHARACIFORMES | Hemiodontinae | Hemiodontidae | Characiformes/Characoidei | 5 | 34 | hemiodontids | |||||
| CHARACIFORMES | Anostomidae split up | 2008 | |||||||||
| CHARACIFORMES | Anostominae,
  CURIMATIDAE | 1998 > ANOSTOMIDAE | 2008 | Anostomidae | Characiformes/Characoidei | 16 | 148 | toothed headstanders | May 2025: subfamilies: Leporellinae (striped tail headstanders), Anostominae (slender headstanders),
Leporininae | ||
| CHARACIFORMES | Chilodontinae,
  CURIMATIDAE | 1998 > ANOSTOMIDAE | 2008 | Chilodontidae | Characiformes/Characoidei | 2 | 8 | headstanders |  | Feb. 2025: Chilodontidae > Chilodidae | |
| CHARACIFORMES | CURIMATIDAE | 1998 | split up                           
  split up | 2008 | |||||||
| CHARACIFORMES | Curimatinae | Curimatidae | Characiformes/Characoidei | 8 | 121 | toothless characiforms | |||||
| CHARACIFORMES | Prochilodontinae | Prochilodontidae | Characiformes/Characoidei | 3 | 21 | bocachicos | |||||
| CHARACIFORMES | LEBIASINIDAE | Lebiasinidae | Characiformes/Characoidei | 6 | 74 | lebiasinids | |||||
| CHARACIFORMES | Lebiasininae |      Lebiasininae | Characiformes/Characoidei | 2 | 27 | lebiasinas | |||||
| CHARACIFORMES | Pyrrhulininae |      Pyrrhulininae | Characiformes/Characoidei | 4 | 47 | splashing tetras and pencilfishes | |||||
| CHARACIFORMES | CTENOLUCIIDAE
  = Xiphostomidae | Ctenoluciidae | Characiformes/Characoidei | 2 | 7 | pike characids | |||||
| CHARACIFORMES | Chalceus in
  Characidae | ex Characidae | 2012 | Chalceidae | Characiformes/Characoidei | 1 | 5 | tucanfishes | |||
| ex Characidae | 2012 | Triportheidae | Characiformes/Characoidei | 5 | 22 | hatchet characins | |||||
| CHARACIFORMES | Triportheus in
  Characidae | 2012 |      Triportheinae | Characiformes/Characoidei | 1 | 18 | keeled characines | ||||
| CHARACIFORMES | 2008: Agoniatinae, CHARACIDAE | 2012 |      Agoniatinae | Characiformes/Characoidei | 1 | 2 | anchovy characines | ||||
| CHARACIFORMES | 2008: Clupeacharacinae, CHARACIDAE | 2012 |      Clupeacharacinae | Characiformes/Characoidei | 2 | 2 | herring characines | ||||
| CHARACIFORMES | GASTEROPELECIDAE | Gasteropelecidae | Characiformes/Characoidei | 3 | 9 | freshwater hatchetfishes | |||||
| ex Characidae | 2012 | Bryconidae | Characiformes/Characoidei | 4 | 51 | bryconids | |||||
| CHARACIFORMES | 2008: Bryconinae, CHARACIDAE | 2012 |      Bryconinae | Characiformes/Characoidei | 3 | 45 | bryconines | ||||
| CHARACIFORMES | 2008: Salmininae, CHARACIDAE | 2012 |      Salmininae | Characiformes/Characoidei | 1 | 6 | dorados | ||||
| CHARACIFORMES | 2008: Iguanodectinae, CHARACIDAE | 2012 | Iguanodectidae | Characiformes/Characoidei | 3 | 39 | iguanodectids | ||||
| ex Characidae | 2000 | Acestrorhynchidae | Characiformes/Characoidei | 7 | 26 | freshwater barracudas and biting tetras | |||||
| CHARACIFORMES | Acestrorhynchus in
  Characidae | 2000 |      Acestrorhynchinae | Characiformes/Characoidei | 1 | 14 | freshwater barracudas | ||||
| CHARACIFORMES | Roestes in
  Characidae | 2000: Roestinae, CYNODONTIDAE | 2012 |      Roestinae | Characiformes/Characoidei | 2 | 6 | biting tetras | |||
| CHARACIFORMES | 2008: Heterocharacinae, CHARACIDAE | 2012 |      Heterocharacinae | Characiformes/Characoidei | 4 | 6 | small biting tetras | ||||
| 2018: Spintherobolinae, CHARACIDAE | 2024 | Spintherobolidae | Characiformes/Characoidei | 2 | 5 | piquiras |  | ||||
| ex Stevardiinae, CHARACIDAE | 2024 | Stevardiidae ' | Characiformes/Characoidei | 44 | 375 | stevardiids |  | ' Stevardia synonym of Corynopoma | |||
| 2024 |      Landoninae | Characiformes/Characoidei | 4 | 17 | caudal sac characins |  | |||||
| 2024 |      Xenurobryconinae | Characiformes/Characoidei | 5 | 14 | xenurobryconins |  | |||||
| CHARACIFORMES | Glandulocaudinae,
  CHARACIDAE | till 2008 | 2024 |      Glandulocaudinae | Characiformes/Characoidei | 3 | 10 | chirping tetras |  | ||
| 2024 |      Argopleurinae | Characiformes/Characoidei | 1 | 4 | Andean tetras |  | |||||
| 2024 |      Hemibryconinae | Characiformes/Characoidei | 2 | 62 | hemibryconins |  | |||||
| 2010: Stevardiinae, CHARACIDAE | 2024 |      Stevardiinae | Characiformes/Characoidei | 8 | 27 | stevardiines |  | ||||
| 2024 |      Planaltininae | Characiformes/Characoidei | 2 | 6 | Brazilian Shield tetras |  | |||||
| 2024 |      Creagrutinae | Characiformes/Characoidei | 4 | 93 | creagrutins |  | |||||
| 2024 |      Diapominae | Characiformes/Characoidei | 15 | 142 |  | ||||||
| CHARACIFORMES | CHARACIDAE | split up 2000, 2008, 2010, 2012, 2024 | Characidae | Characiformes/Characoidei | 39 | 199 | characins | ||||
| 2010-2021 | Aphyoditeinae, CHARACIDAE |  | |||||||||
| 2012-2017 | Gymnocharacinae, CHARACIDAE | ||||||||||
| 2008 |      Aphyocharacinae | Characiformes/Characoidei | 8 | 24 | glass characines | ||||||
| 2008 |      Cheirodontinae | Characiformes/Characoidei | 18 | 63 | cheirodontines | ||||||
| 2018 |      Exodontinae | Characiformes/Characoidei | 3 | 4 | toothy characines | ||||||
| 2008 |      Tetragonopterinae | Characiformes/Characoidei | 1 | 13 | |||||||
| CHARACIFORMES | Characinae, CHARACIDAE |      Characinae | Characiformes/Characoidei | 9 | 95 | characines | |||||
| ex Characidae | 2024 | Acestrorhamphidae | Characiformes/Characoidei | 54 | 686 | American tetras |  | ||||
| 2024 |      Oxybryconinae | Characiformes/Characoidei | 1 | 1 |  | ||||||
| 2024 |      Trochilocharacinae | Characiformes/Characoidei | 1 | 1 | hummingbird characins |  | |||||
| 2024 |      Stygichthyinae | Characiformes/Characoidei | 4 | 26 |  | ||||||
| 2024 |      Megalamphodinae | Characiformes/Characoidei | 6 | 26 | red tetras |  | |||||
| 2024 |      Stichonodontinae | Characiformes/Characoidei | 4 | 95 | not in Fishbase | ||||||
| CHARACIFORMES | Stethaprioninae
  (American tetras), CHARACIDAE | 2024 |      Stethaprioninae | Characiformes/Characoidei | 5 | 19 | discus tetras |  | |||
| 2024 |      Pristellinae | Characiformes/Characoidei | 3 | 63 |  | ||||||
| 2024 |      Jupiabinae | Characiformes/Characoidei | 1 | 29 |  | ||||||
| 2024 |      Tyttobryconinae | Characiformes/Characoidei | 3 | 16 |  | ||||||
| 2024 |      Hyphessobryconinae | Characiformes/Characoidei | 5 | 153 | multicusp characins |  | |||||
| 2024 |      Thayeriinae | Characiformes/Characoidei | 9 | 35 |  | ||||||
| 2008-2016 | Rhoadsiinae, CHARACIDAE | 2024 |      Rhoadsiinae | Characiformes/Characoidei | 5 | 12 | Pacific characins |  | |||
| 2024 |      Grundulinae | Characiformes/Characoidei | 2 | 4 |  | ||||||
| 2024 |      Acestrorhamphinae | Characiformes/Characoidei | 5 | 206 |  | ||||||
| Characids incertae sedis | Characiformes/Characoidei | 9 | 8 | ||||||||
| SILURIFORMES | DIPLOMYSTIDAE | Diplomystidae | Siluriformes/Diplomystoidei | 1 | 9 | diplomystid catfishes | |||||
| combined | 2008 | Cetopsidae | Siluriformes/Cetopsoidei | 5 | 44 | cetopsid catfishes | |||||
| SILURIFORMES | CETOPSIDAE | subfamily | 2008 |      Cetopsinae | Siluriformes/Cetopsoidei | 4 | 40 | whalelike catfishes | |||
| SILURIFORMES | HELOGENEIDAE | subfamily | 2008 |      Helogeninae | Siluriformes/Cetopsoidei | 1 | 4 | marbled catfishes | |||
| Nematogenys | ex Trichomycteridae | 2008 | Nematogenyidae | Siluriformes/Loricarioidei | 1 | 1 | mountain catfishes | ||||
| SILURIFORMES | TRICHOMYCTERIDAE | Trichomycteridae | Siluriformes/Loricarioidei | 43 | 444 | pencil catfishes | |||||
| subfamily | 2011 |      Copionodontinae | Siluriformes/Loricarioidei | 2 | 7 | Chapada pencil catfishes | |||||
| subfamily | 2011 |      Trichogeninae | Siluriformes/Loricarioidei | 1 | 3 | longfin pencil catfishes | |||||
| subfamily | 2011 |      Trichomycterinae | Siluriformes/Loricarioidei | 9 | 323 | pencil catfishes | |||||
| subfamily | 2020 |      Microcambevinae | Siluriformes/Loricarioidei | 2 | 21 | Atlantic Forest trichomycterids | |||||
| subfamily | 2011 |      Glanapteryginae | Siluriformes/Loricarioidei | 4 | 15 | miniature pencil catfishes | |||||
| subfamily | 2011 |      Sarcoglanidinae | Siluriformes/Loricarioidei | 5 | 12 | psammophilic catfishes | |||||
| subfamily | 2011 |      Tridentinae | Siluriformes/Loricarioidei | 5 | 11 | tiny pencil catfishes | |||||
| subfamily | 2011 |      Stegophilinae | Siluriformes/Loricarioidei | 11 | 28 | parasitic catfishes | |||||
| subfamily | 2011 |      Vandelliinae | Siluriformes/Loricarioidei | 4 | 24 | hematophagous catfishes | |||||
| SILURIFORMES | CALLICHTHYIDAE | Callichthyidae | Siluriformes/Loricarioidei | 12 | 226 | callichthyid armored catfishes | |||||
| subfamily | 2008 |      Callichthyinae | Siluriformes/Loricarioidei | 5 | 17 | callichthyines | |||||
| subfamily | 2008 |      Corydoradinae | Siluriformes/Loricarioidei | 7 | 209 | corys | |||||
| SILURIFORMES | LORICARIIDAE | Loricariidae | Siluriformes/Loricarioidei | 115 | 1062 | suckermouth armored catfishes | |||||
| subfamily | 2008 |      Lithogeninae | Siluriformes/Loricarioidei | 1 | 3 | climbing armored catfishes | |||||
| subfamily | 2008 |      Delturinae | Siluriformes/Loricarioidei | 2 | 7 | primitive suckermouth catfishes | |||||
| subfamily | 2008 |      Rhinelepinae | Siluriformes/Loricarioidei | 3 | 6 | rhinelepine plecos | |||||
| subfamily | 2008 |      Loricariinae | Siluriformes/Loricarioidei | 30 | 274 | mailed catfishes | |||||
| SILURIFORMES | HYPOPHTHALMIDAE | subfamily | 2008 |      Hypoptopomatinae | Siluriformes/Loricarioidei | 32 | 263 | cascudinhos | |||
| excluding Neoplecostominae,
  LORICARIIDAE; 2008-2018, Otothyrinae, LORICARIIDAE 2016-2018 | |||||||||||
| excluding
  Ancistrinae, LORICARIIDAE 2008-2016 | subfamily | 2008 |      Hypostominae | Siluriformes/Loricarioidei | 45 | 507 | suckermouth catfishes | ||||
| SILURIFORMES | SCOLOPLACIDAE | Scoloplacidae | Siluriformes/Loricarioidei | 1 | 6 | spiny dwarf catfishes | |||||
| SILURIFORMES | ASTROBLEPIDAE | Astroblepidae | Siluriformes/Loricarioidei | 1 | 82 | climbing catfishes | |||||
| SILURIFORMES | CHACIDAE | Chacidae | Siluriformes/Siluroidei | 1 | 4 | squarehead or angler catfishes | |||||
| SILURIFORMES | PLOTOSIDAE | Plotosidae | Siluriformes/Siluroidei | 10 | 42 | eeltail catfishes | |||||
| Rita | ex Bagridae | 2023 | Ritidae | Siluriformes/Siluroidei | 1 | 7 | velvet catfishes | ||||
| ex Schilbeidae | 2016 | Ailiidae | Siluriformes/Siluroidei | 7 | 25 | Asian schilbeids | |||||
| Horabagrus (from
  Bagridae), Pseudeutropius (from Schilbeidae) | 2014 | Horabagridae | Siluriformes/Siluroidei | 4 | 10 | imperial catfishes | |||||
| SILURIFORMES | BAGRIDAE | combined, split up | 2008, 2014, 2023 | 16 | 224 | bagrid catfishes | |||||
| SILURIFORMES | OLYRIDAE | 2016 | into Bagridae | ||||||||
| 2008 | split up | 2016 | Akysidae | Siluriformes/Siluroidei | 5 | 59 | stream catfishes | ||||
| SILURIFORMES | AKYSIDAE |      Akysinae | Siluriformes/Siluroidei | 2 | 40 | wasp catfishes | |||||
| SILURIFORMES | PARAKYSIDAE | 2008 | into Akysidae | 2016 |      Parakysinae | Siluriformes/Siluroidei | 3 | 19 | warty catfishes | ||
| SILURIFORMES | AMBLYCIPITIDAE | Amblycipitidae | Siluriformes/Siluroidei | 4 | 50 | torrent catfishes | |||||
| SILURIFORMES | SISORIDAE | Sisoridae | Siluriformes/Siluroidei | 26 | 323 | sisorid catfishes | |||||
| subfamily | 2010 |      Sisorinae | Siluriformes/Siluroidei | 12 | 207 | Asian stream catfishes | |||||
| subfamily | 2010 |      Glyptosterninae | Siluriformes/Siluroidei | 14 | 116 | Asian sucker catfishes | |||||
| SILURIFORMES | Erethistes in
  Sisoridae | 2000 Erethistidae | 2016 | into Sisorinae | |||||||
| SILURIFORMES | PANGASIIDAE | Pangasiidae | Siluriformes/Siluroidei | 4 | 30 | pangasid catfishes | |||||
| SILURIFORMES | SILURIDAE | Siluridae | Siluriformes/Siluroidei | 13 | 106 | sheatfishes | |||||
| new family | 2014 | Kryptoglanidae | Siluriformes/Siluroidei | 1 | 1 | Indian cave catfishes | |||||
| SILURIFORMES | ASPREDINIDAE | Aspredinidae | Siluriformes/Siluroidei | 13 | 49 | banjo catfishes | |||||
| subfamily | 2018 |      Pseudobunocephalinae | Siluriformes/Siluroidei | 2 | 8 | terminal-mouth banjo catfishes | |||||
| subfamily | 2018 |      Hoplomyzontinae | Siluriformes/Siluroidei | 4 | 11 | small banjo catfishes | |||||
| SILURIFORMES | Bunocephalinae | 2008 | deleted | ||||||||
| SILURIFORMES | Aspredininae,
  2018: Bunocephalus | 2008 | deleted                      
  subfamily | 2018 |      Aspredininae | Siluriformes/Siluroidei | 7 | 30 | banjo cats | ||
| SILURIFORMES | AUCHENIPTERIDAE | Auchenipteridae | Siluriformes/Siluroidei | 25 | 128 | intromittant catfishes | |||||
| SILURIFORMES | AGENEIOSIDAE | 2008 | into Auchenipterinae | ||||||||
| subfamily | 2008 |      Centromochlinae | Siluriformes/Siluroidei | 7 | 50 | dimorphic intromittant catfishes | |||||
| subfamily | 2008 |      Auchenipterinae | Siluriformes/Siluroidei | 18 | 78 | driftwood catfishes | |||||
| SILURIFORMES | DORADIDAE | Doradidae | Siluriformes/Siluroidei | 31 | 96 | thorny catfishes | |||||
| subfamily | 2022 |      Acanthodoradinae | Siluriformes/Siluroidei | 1 | 3 | not in Fishbase | |||||
| subfamily | 2014 |      Astrodoradinae | Siluriformes/Siluroidei | 6 | 15 | spotted thorny cats | |||||
| subfamily | 2014 |      Wertheimerinae | Siluriformes/Siluroidei | 3 | 3 | Eastern Brazil thorny cats | |||||
| subfamily | 2022 |      Agamyxinae | Siluriformes/Siluroidei | 1 | 2 | not in Fishbase | |||||
| subfamily | 2022 |      Rhinodoradinae | Siluriformes/Siluroidei | 3 | 9 | not in Fishbase | |||||
| subfamily | 2014 |      Doradinae | Siluriformes/Siluroidei | 17 | 63 | fimbriate-barbel thorny cats | |||||
| ex Pimelodidae | 2008 | Heptapteridae | Siluriformes/Siluroidei | 23 | 238 | seven-finned catfishes | |||||
| subfamily | 2021 |      Rhamdiinae | Siluriformes/Siluroidei | 5 | 128 | whiskered catfishes | not in Fishbase | ||||
| subfamily | 2021 |      Heptapterinae | Siluriformes/Siluroidei | 18 | 110 | slender whiskered catfishes | not in Fishbase | ||||
| ex Pimelodidae | 2016 | Phreatobiidae | Siluriformes/Siluroidei | 1 | 3 | cistern catfishes | |||||
| SILURIFORMES | PIMELODIDAE | split up | 2008,16 | Pimelodidae | Siluriformes/Siluroidei | 30 | 116 | long-whiskered catfishes | |||
| ex Pimelodidae | 2008 | Pseudopimelodidae | Siluriformes/Siluroidei | 6 | 59 | bumblebee catfishes | |||||
| subfamily | 2021 |      Pseudopimelodinae | Siluriformes/Siluroidei | 3 | 16 | ||||||
| subfamily | 2021 |      Batrochoglaninae | Siluriformes/Siluroidei | 3 | 43 |  | |||||
| SILURIFORMES | CLARIIDAE | Clariidae | Siluriformes/Siluroidei | 16 | 121 | airbreathing or labyrinth catfishes | |||||
| SILURIFORMES | HETEROPNEUSTIDAE | Heteropneustidae | Siluriformes/Siluroidei | 1 | 5 | airsac catfishes | |||||
| SILURIFORMES | ARIIDAE | split up | 2008 | Ariidae | Siluriformes/Siluroidei | 42 | 157 | sea catfishes | |||
| subfamily | 2012 |      Galeichthyinae | Siluriformes/Siluroidei | 1 | 4 | bearded sea catfishes | |||||
| subfamily | 2012 |      Ariinae | Siluriformes/Siluroidei | 40 | 148 | ||||||
| subfamily | 2012 |      Bagreinae | Siluriformes/Siluroidei | 1 | 5 | whiskered sea catfishes | |||||
| ex Ariidae | 2008 | Anchariidae | Siluriformes/Siluroidei | 2 | 6 | Malagasy catfishes | |||||
| ex Bagridae | 2008 | Austroglanididae | Siluriformes/Siluroidei | 1 | 3 | rock catlets | |||||
| SILURIFORMES | CRANOGLANIDIDAE | Cranoglanididae | Siluriformes/Siluroidei | 1 | 3 | armorhead catfishes | |||||
| SILURIFORMES | ICTALURIDAE | Ictaluridae | Siluriformes/Siluroidei | 7 | 51 | North American freshwater catfishes | |||||
| new family | 2008 | Lacantuniidae | Siluriformes/Siluroidei | 1 | 1 | Lacantún catfishes or Chiapas catfishes | |||||
| SILURIFORMES | AMPHILIIDAE | Amphiliidae | Siluriformes/Siluroidei | 13 | 106 | loach catfishes | |||||
| subfamily | 2008 |      Amphiliinae | Siluriformes/Siluroidei | 2 | 45 | amphiliine catfishes | |||||
| subfamily | 2008 |      Leptoglaninae | Siluriformes/Siluroidei | 5 | 28 | sand catlets | |||||
| subfamily | 2008 |      Doumeinae | Siluriformes/Siluroidei | 6 | 33 | doumeine catfishes | |||||
| SILURIFORMES | MALAPTERURIDAE | Malapteruridae | Siluriformes/Siluroidei | 2 | 19 | electric catfishes | |||||
| SILURIFORMES | MOCHOKIDAE | Mochokidae | Siluriformes/Siluroidei | 9 | 229 | squeakers and upside-down catfishes | |||||
| subfamily | 2012 |      Chiloglanidinae | Siluriformes/Siluroidei | 4 | 79 | African suckermouths | |||||
| subfamily | 2012 |      Mochokinae | Siluriformes/Siluroidei | 5 | 150 | squeakers | |||||
| 2013 | Auchenoglanidinae | 2023 | Auchenoglanididae | Siluriformes/Siluroidei | 3 | 22 | flatnose catfishes |  | |||
| 2008 | ex Bagridae | Claroteidae | Siluriformes/Siluroidei | 9 | 65 | grunter catfishes | |||||
| 2013 | Claroteinae | 2023 | subfamily deleted |  | |||||||
| SILURIFORMES | SCHILBEIDAE | split up | 2014,16 | Schilbeidae | Siluriformes/Siluroidei | 5 | 35 | schilbeid catfishes | |||
| SALMONIFORMES/LEPIDOGALAXIOIDEI | LEPIDOGALAXIIDAE | 1998 > OSMERIFORMES | 2018 | Lepidogalaxiidae | Lepidogalaxiiformes | 1 | 1 | salamanderfishes | |||
| SALMONIFORMES/ARGENTINOIDEI | ARGENTINIDAE | 1998 > OSMERIFORMES | 2018 | Argentinidae | Argentiniformes | 2 | 29 | argentines | SALMONIFORMES/ARGENTINOIDEI > 2018: Argentiniformes | ||
| SALMONIFORMES/ARGENTINOIDEI | OPISTHOPROCTIDAE | 1998 > OSMERIFORMES | 2018 | Opisthoproctidae | Argentiniformes | 10 | 23 | spookfishes or barreleyes | |||
| SALMONIFORMES/ARGENTINOIDEI | MICROSTOMATIDAE | 1998 > OSMERIFORMES | Microstomatidae | Argentiniformes | 3 | 22 | pencilsmelts | ||||
| SALMONIFORMES/ARGENTINOIDEI | BATHYLAGIDAE | 1998 > OSMERIFORMES | Bathylagidae | Argentiniformes | 8 | 25 | deepsea smelts | ||||
| SALMONIFORMES/SALMONOIDEI | SALMONIDAE | Salmonidae | Salmoniformes/Salmonoidei | 11 | 259 | salmonids | |||||
| SALMONIFORMES/SALMONOIDEI | Coregoninae | 1998 > OSMERIFORMES |      Coregoninae | Salmoniformes/Salmonoidei | 3 | 101 | whitefishes | ||||
| SALMONIFORMES/SALMONOIDEI | Thymallinae | 1998 > OSMERIFORMES |      Thymallinae | Salmoniformes/Salmonoidei | 1 | 20 | graylings | ||||
| SALMONIFORMES/SALMONOIDEI | Salmoninae | 1998 > OSMERIFORMES |      Salmoninae | Salmoniformes/Salmonoidei | 7 | 138 | salmons, trouts, chars and allies | ||||
| SALMONIFORMES/ESOCOIDEI | ESOCIDAE | 1998 > ESOCIFORMES | 2024 | Esocidae | Salmoniformes/Esocoidei | 3 | 10 | pikes | in Esociformes | SALMONIFORMES/ESOCOIDEI, 1998 > ESOCIFORMES > 2024: Salmoniformes/Esocoidei | |
| 2022 | ex Umbridae, subfamily |      Dalliinae | Salmoniformes/Esocoidei | 1 | 2 | blackfishes | not in Fishbase | ||||
| 2022 | subfamily |      Esocinae | Salmoniformes/Esocoidei | 2 | 8 | pikes | not in Fishbase | ||||
| SALMONIFORMES/ESOCOIDEI | UMBRIDAE | 1998 > ESOCIFORMES | mix↑ | 2022 | Umbridae | Salmoniformes/Esocoidei | 1 | 3 | mudminnows | in Esociformes | SALMONIFORMES/ESOCOIDEI, 1998 > ESOCIFORMES > 2024:
  Salmoniformes/Esocoidei | 
| SALMONIFORMES/SALMONOIDEI | GALAXIIDAE | 1998 > OSMERIFORMES | Galaxiidae | Galaxiiformes/Esocoidei | 7 | 66 | galaxiids | ||||
| SALMONIFORMES/SALMONOIDEI | Aplochitoninae | 1998 > OSMERIFORMES |      Aplochitoninae | Galaxiiformes/Esocoidei | 2 | 4 | peladillas | ||||
| SALMONIFORMES/SALMONOIDEI | Galaxiinae | 1998 > OSMERIFORMES |      Galaxiinae | Galaxiiformes/Esocoidei | 5 | 62 | white bait and mudfishes | ||||
| SALMONIFORMES/SALMONOIDEI | RETROPINNIDAE | 1998 > OSMERIFORMES | Retropinnidae | Osmeriformes/Retropinnoidei | 3 | 7 | New Zealand smelts | ||||
| SALMONIFORMES/SALMONOIDEI | Retropinninae | 1998 > OSMERIFORMES |      Retropinninae | Osmeriformes/Retropinnoidei | 2 | 5 | southern smelts | ||||
| SALMONIFORMES/SALMONOIDEI | Prototroctinae | 1998 > OSMERIFORMES |      Prototroctinae | Osmeriformes/Retropinnoidei | 1 | 2 | southern graylings | ||||
| SALMONIFORMES/SALMONOIDEI | OSMERIDAE | 1998 > OSMERIFORMES | Osmeridae | Osmeriformes/Osmeroidei | 6 | 15 | smelts | ||||
| SALMONIFORMES/SALMONOIDEI | PLECOGLOSSIDAE | 1998 > OSMERIFORMES | Plecoglossidae | Osmeriformes/Osmeroidei | 1 | 1 | ayu fishes | ||||
| SALMONIFORMES/SALMONOIDEI | SALANGIDAE | 1998 > OSMERIFORMES | Salangidae | Osmeriformes/Osmeroidei | 7 | 19 | icefishes or noodlefishes | ||||
| STOMIIFORMES | GONOSTOMATIDAE | Gonostomatidae | Stomiiformes | 8 | 34 | bristlemouths | |||||
| STOMIIFORMES | STERNOPTYCHIDAE                                                                       
   | Sternoptychidae | Stomiiformes | 10 | 79 | marine hatchetfishes | |||||
| STOMIIFORMES | Maurolicinae |      Maurolicinae | Stomiiformes | 7 | 34 | ||||||
| STOMIIFORMES | Sternoptychinae |   |      Sternoptychinae | Stomiiformes | 3 | 45 | marine hatchetfishes | ||||
| STOMIIFORMES | PHOSICHTHYIDAE
  = Photichthyidae | Phosichthyidae | Stomiiformes | 7 | 24 | lightfishes | Dec. 2024: Phosichthyidae into Stomiidae | ||||
| STOMIIFORMES | STOMIIDAE | Stomiidae | Stomiiformes | 27 | 327 | dragonfishes or barbeled dragonfishes | |||||
| STOMIIFORMES | Malacosteidae,
  STOMIIDAE | 1998 | into Stomiidae | ||||||||
| STOMIIFORMES | Chauliodontidae | 1998 | downgraded to subfamily |      Chauliodontinae | Stomiiformes | 1 | 9 | viperfishes | |||
| 1998 | subfamily |      Stomiinae | Stomiiformes | 1 | 12 | scaly dragonfishes | |||||
| STOMIIFORMES | Astronesthidae | 1998 | downgraded to subfamily |      Astronesthinae | Stomiiformes | 6 | 61 | snaggletooths | |||
| STOMIIFORMES | Melanostomiidae | 1998 | downgraded to subfamily |      Melanostomiinae | Stomiiformes | 15 | 228 | scaleless black dragonfishes | |||
| 1998 | subfamily |      Malacosteinae | Stomiiformes | 3 | 14 | loosejaws | |||||
| STOMIIFORMES | Idiacanthidae | 1998 | downgraded to subfamily |      Idiacanthinae | Stomiiformes | 1 | 3 | black dragonfishes | |||
| LAMPRIFORMES/ATELEOPODOIDEI | ATELEOPODIDAE | 1998 | Ateleopodidae | Ateleopodiformes | 4 | 11 | jellynose fishes | LAMPRIFORMES/ATELEOPODOIDEI > 1998: Ateleopodiformes | |||
| AULOPIFORMES | AULOPIDAE | Aulopidae | Aulopiformes | 4 | 16 | flagfins | |||||
| AULOPIFORMES | CHLOROPHTHALMIDAE | split up | 1998, 2008 | ||||||||
| AULOPIFORMES | Chlorophthalminae | 1998 | Chlorophthalmidae | Aulopiformes | 2 | 22 | greeneyes | ||||
| ex Chlorophthalmidae | 2008 | Paraulopidae | Aulopiformes | 1 | 14 | cucumber fishes | |||||
| AULOPIFORMES | Ipnopinae | ex Chlorophthalmidae | 1998 | Ipnopidae | Aulopiformes | 6 | 33 | deepsea tripodfishes | |||
| ex Chlorophthalmidae | 2008 | Bathysauroididae | Aulopiformes | 1 | 1 | largescale deepsea lizardfishes | |||||
| AULOPIFORMES | SCOPELARCHIDAE | Scopelarchidae | Aulopiformes | 5 | 18 | pearleyes | |||||
| AULOPIFORMES | NOTOSUDIDAE | Notosudidae | Aulopiformes | 3 | 17 | paperbones or waryfishes | |||||
| AULOPIFORMES | GIGANTURIDAE | Giganturidae | Aulopiformes | 1 | 2 | telescopefishes | |||||
| AULOPIFORMES | SYNODONTIDAE | Synodontidae | Aulopiformes | 4 | 83 | lizardfishes | |||||
| AULOPIFORMES | Synodontinae |      Synodontinae | Aulopiformes | 2 | 51 | lizardfishes | |||||
| AULOPIFORMES | Harpadontinae |      Harpadontinae | Aulopiformes | 2 | 32 | Bombay ducks | |||||
| AULOPIFORMES | Bathysaurinae | ex Synodontidae | 2008 | Bathysauridae | Aulopiformes | 1 | 2 | deepsea lizardfishes | |||
| AULOPIFORMES | PARALEPIDIDAE | Paralepididae | Aulopiformes | 12 | 71 | barracudinas | Sudidae separated from 2021, Lestidiidae to 2024 | ||||
| AULOPIFORMES | ANOTOPTERIDAE | Anotopteridae | Aulopiformes | 1 | 3 | daggertooths | |||||
| AULOPIFORMES | EVERMANNELLIDAE | Evermannellidae | Aulopiformes | 3 | 8 | sabertooth fishes | |||||
| AULOPIFORMES | OMOSUDIDAE | Omosudidae | Aulopiformes | 1 | 1 | hammerjaws | |||||
| AULOPIFORMES | ALEPISAURIDAE | Alepisauridae | Aulopiformes | 1 | 2 | lancetfishes | |||||
| AULOPIFORMES | PSEUDOTRICHONOTIDAE | Pseudotrichonotidae | Aulopiformes | 1 | 4 | sand-diving lizardfishes | |||||
| MYCTOPHIFORMES | NEOSCOPELIDAE | Neoscopelidae | Myctophiformes | 3 | 6 | blackchins | |||||
| MYCTOPHIFORMES | MYCTOPHIDAE | Myctophidae | Myctophiformes | 34 | 253 | lanternfishes | |||||
| subfamily | 2018 |      Gymnoscopelinae | Myctophiformes | 6 | 18 | luminous lanternfishes | |||||
| subfamily | 2018 |      Notolychninae | Myctophiformes | 1 | 1 | topside lanternfishes | |||||
| subfamily | 2018 |      Lampanyctinae | Myctophiformes | 9 | 74 | toothy lampfishes | |||||
| subfamily | 2018 |      Diaphinae | Myctophiformes | 3 | 83 | headlightfishes | |||||
| subfamily | 2018 |      Myctophinae | Myctophiformes | 15 | 77 | lanternfishes | |||||
| LAMPRIFORMES/LAMPROIDEI | LAMPRIDAE | Lampridae | Lampriformes | 1 | 6 | opahs | |||||
| LAMPRIFORMES/VELIFERIOIDEI | VELIFERIDAE | Veliferidae | Lampriformes | 2 | 2 | velifers | |||||
| LAMPRIFORMES/TRACHIPTEROIDEI | LOPHOTIDAE | Lophotidae | Lampriformes | 2 | 6 | crestfishes | |||||
| LAMPRIFORMES/TRACHIPTEROIDEI | RADIICEPHALIDAE | Radiicephalidae | Lampriformes | 1 | 2 | tapertails | |||||
| LAMPRIFORMES/TRACHIPTEROIDEI | TRACHIPTERIDAE | Trachipteridae | Lampriformes | 3 | 11 | ribbonfishes or dealfishes | |||||
| LAMPRIFORMES/TRACHIPTEROIDEI | REGALECIDAE | Regalecidae | Lampriformes | 2 | 3 | oarfishes | |||||
| BERYCIFORMES/POLYMIXIOIDEI | POLYMIXIIDAE | 1998 | Polymixiidae | Polymixiiformes | 1 | 12 | beardfishes | BERYCIFORMES/POLYMIXIOIDEI > 1998: Polymixiiformes | |||
| PERCOPSIFORMES | PERCOPSIDAE | Percopsidae | Percopsiformes | 1 | 2 | trout-perches | |||||
| PERCOPSIFORMES | APHREDODERIDAE | Aphredoderidae | Percopsiformes | 1 | 4 | pirate perches | |||||
| PERCOPSIFORMES | AMBLYOPSIDAE | Amblyopsidae | Percopsiformes | 6 | 9 | cavefishes | |||||
| ZEIFORMES | ZEIDAE | Zeidae | Zeiformes | 2 | 7 | dories | |||||
| ex Zeidae | 2008 | Cyttidae | Zeiformes | 1 | 3 | lookdown dories | |||||
| ZEIFORMES | OREOSOMATIDAE | Oreosomatidae | Zeiformes | 4 | 10 | oreos | |||||
| subfamily | 2008 |      Pseudocyttinae | Zeiformes | 1 | 1 | ||||||
| subfamily | 2008 |      Oreosomatinae | Zeiformes | 3 | 9 | ||||||
| ZEIFORMES | PARAZENIDAE | Parazenidae | Zeiformes | 3 | 4 | smooth dories | |||||
| subfamily | 2008 |      Parazeninae | Zeiformes | 1 | 1 | ||||||
| subfamily | 2008 |      Cyttopsinae | Zeiformes | 2 | 3 | ||||||
| Zenion (from
  Macrurocyttidae), Capromimus, Cyttomimus (from Zeidae) | 2008 | Zeniontidae | Zeiformes | 3 | 6 | dwarf dories or armoreye dories | |||||
| ZEIFORMES | GRAMMICOLEPIDIDAE | Grammicolepididae | Zeiformes | 3 | 3 | tinselfishes | |||||
| ZEIFORMES | MACRUROCYTTIDAE | into Grammicolepididae | 2008 |      Macrurocyttinae | Zeiformes | 1 | 1 | ||||
| subfamily | 2008 |      Grammicolepidinae | Zeiformes | 2 | 2 | ||||||
| LAMPRIFORMES/STYLEPHOROIDEI | STYLEPHORIDAE | 2017 |  | 2024 | Stylephoridae | Gadiformes/Stylephoroidei | 1 | 1 | tube-eyes or threadtails | Stylephoriformes | LAMPRIFORMES/STYLEPHOROIDEI > 2017: Stylephoriformes > 2024:
  Gadiformes/Stylephoroidei | 
| GADIFORMES | BREGMACEROTIDAE | Bregmacerotidae | Gadiformes/Bregmacerotoidei | 1 | 16 | codlets | |||||
| GADIFORMES | PHYCIDAE | Phycidae | Gadiformes/Gadoidei | 2 | 11 | phycid hakes | |||||
| ex Lotidae | 2021 | Gaidropsaridae | Gadiformes/Gadoidei | 3 | 19 | rocklings | |||||
| GADIFORMES | LOTIDAE | split up | 2021 | Lotidae | Gadiformes/Gadoidei | 3 | 5 | hakes and burbots | |||
| GADIFORMES | GADIDAE | Gadidae | Gadiformes/Gadoidei | 11 | 21 | cods and haddocks | |||||
| ex Lotidae | 2021 | Ranicipitidae | Gadiformes/Ranicipitoidei | 1 | 1 | tadpole fishes | |||||
| GADIFORMES | MERLUCCIIDAE | split up | 2021 | ||||||||
| GADIFORMES | Merlucciinae,
  MERLUCCIIDAE | Macruroninae included | Merlucciidae | Gadiformes/Merluccioidei | 2 | 14 | merlucciid hakes | ||||
| GADIFORMES | EUCLICHTHYIDAE | Euclichthyidae | Gadiformes/Macrouroidei | 1 | 3 | Eucla cods | |||||
| GADIFORMES | MURAENOLEPIDIDAE | Muraenolepididae | Gadiformes/Macrouroidei | 2 | 8 | eel cods | |||||
| GADIFORMES | MELANONIDAE | Melanonidae | Gadiformes/Macrouroidei | 1 | 2 | arrowtails or pelagic cods | |||||
| GADIFORMES | Trachyrincinae,
  MACROURIDAE | ex Macrouridae | 2021 | Trachyrincidae | Gadiformes/Macrouroidei | 4 | 9 | armoured grenadiers | |||
| GADIFORMES | MORIDAE | Moridae | Gadiformes/Macrouroidei | 19 | 112 | codlings or deepsea cods | |||||
| ex Merlucciidae | 2021 | Macruronidae | Gadiformes/Macrouroidei | 1 | 2 | blue grenadiers | |||||
| ex Merlucciidae | 2021 | Lyconidae | Gadiformes/Macrouroidei | 1 | 2 | Atlantic hakes | |||||
| GADIFORMES | Bathygadinae,
  MACROURIDAE | ex Macrouridae | 2021 | Bathygadidae | Gadiformes/Macrouroidei | 2 | 27 | rattails | |||
| GADIFORMES | Steindachneriinae,
  MERLUCCIIDAE | ex Merlucciidae | 2021 | Steindachneriidae | Gadiformes/Macrouroidei | 1 | 1 | luminous hakes | |||
| GADIFORMES | MACROURIDAE | split up | 2021 | ||||||||
| GADIFORMES | Macrourinae,
  MACROURIDAE | no subfamilies | 2021 | Macrouridae | Gadiformes/Macrouroidei | 27 | 373 | grenadiers or rattails | |||
| GADIFORMES | Macrouroidinae
  (southern hakes), MACROURIDAE | no subfamilies | 2021 | ||||||||
| BERYCIFORMES | DIRETMIDAE | 2017 | Diretmidae | Trachichthyiformes | 3 | 4 | spinyfins | BERYCIFORMES > 2017: Trachichthyiformes | |||
| BERYCIFORMES | MONOCENTRIDAE | 2017 | Monocentridae | Trachichthyiformes | 2 | 5 | pinecone fishes | BERYCIFORMES > 2017: Trachichthyiformes | |||
| BERYCIFORMES | ANOMALOPIDAE | 2017 | Anomalopidae | Trachichthyiformes | 6 | 9 | flashlightfishes or lanterneye fishes | BERYCIFORMES > 2017: Trachichthyiformes | |||
| BERYCIFORMES | TRACHICHTHYIDAE | 2017 | Trachichthyidae | Trachichthyiformes | 8 | 52 | roughies or slimeheads | BERYCIFORMES > 2017: Trachichthyiformes | |||
| BERYCIFORMES | ANOPLOGASTERIDAE | 2017 | Anoplogastridae | Trachichthyiformes | 1 | 2 | fangtooths | BERYCIFORMES > 2017: Trachichthyiformes | |||
| BERYCIFORMES | HOLOCENTRIDAE | Holocentridae | Beryciformes/Holocentroidei | 8 | 90 | squirrelfishes and soldierfishes | Holocentriformes since 2021 | ||||
| subfamily | 2008 |      Holocentrinae | Beryciformes/Holocentroidei | 3 | 42 | squirrelfishes | |||||
| subfamily | 2008 |      Myripristinae | Beryciformes/Holocentroidei | 5 | 48 | soldierfishes | |||||
| BERYCIFORMES | BERYCIDAE | Berycidae | Beryciformes/Berycoidei | 2 | 10 | berycids or alfonsinos | |||||
| BERYCIFORMES | MELAMPHAIDAE | 1998 > STEPHANOBERYCIFORMES | 2017 | Melamphaidae | Beryciformes/Berycoidei | 5 | 77 | bigscales | |||
| BERYCIFORMES | STEPHANOBERYCIDAE | 1998 > STEPHANOBERYCIFORMES | 2017 | Stephanoberycidae | Beryciformes/Stephanoberycoidei | 4 | 4 | pricklefishes | |||
| BERYCIFORMES | HISPIDOBERYCIDAE | 1998 > STEPHANOBERYCIFORMES | 2017 | Hispidoberycidae | Beryciformes/Stephanoberycoidei | 1 | 1 | hispidoberycids | |||
| BERYCIFORMES | GIBBERICHTHYIDAE | 2017 | Gibberichthyidae | Beryciformes/Stephanoberycoidei | 1 | 2 | gibberfishes | ||||
| CETOMIMIFORMES | RONDELETIIDAE | 2017 | Rondeletiidae | Beryciformes/Stephanoberycoidei | 1 | 2 | redmouth whalefishes | CETOMIMIFORMES > 2017: Beryciformes/Stephanoberycoidei | |||
| CETOMIMIFORMES | BARBOURISIIDAE | 2017 | Barbourisiidae | Beryciformes/Stephanoberycoidei | 1 | 1 | redvelvet whalefishes | CETOMIMIFORMES > 2017: Beryciformes/Stephanoberycoidei | |||
| CETOMIMIFORMES | CETOMIMIDAE | 2017 | Cetomimidae | Beryciformes/Stephanoberycoidei | 14 | 27 | whalefishes or flabby whalefishes | CETOMIMIFORMES > 2017: Beryciformes/Stephanoberycoidei | |||
| LAMPRIFORMES/MEGALOMYCTEROIDEI | MEGALOMYCTERIDAE | 1998 > CETOMIMIFORMES | 2010 | into Cetomimidae | |||||||
| LAMPRIFORMES/MIRAPINNOIDEI | MIRAPINNIDAE | 1998 > CETOMIMIFORMES | 2010 | into Cetomimidae | |||||||
| OPHIDIIFORMES | Acanthonus,
  Xyelacyba | ex Ophidiidae | 2024 | Acanthonidae | Ophidiiformes | 1 | 3 | deepsea cusk-eels | stil in Neobythitinae | ||
| OPHIDIIFORMES | Brotulinae,
  OPHIDIIDAE | upgraded to family | 2024 | Brotulidae | Ophidiiformes | 1 | 7 | bearded cusk-eels | still Brotulinae | ||
| OPHIDIIFORMES | OPHIDIIDAE | split up | 1998,24 | Ophidiidae | Ophidiiformes | 46 | 279 | cusk-eels | |||
| OPHIDIIFORMES | Brotulotaeniinae |      Brotulotaeniinae | Ophidiiformes | 1 | 4 | prickle cusk-eels | |||||
| OPHIDIIFORMES | Ophidiinae |      Ophidiinae | Ophidiiformes | 8 | 67 | ||||||
| OPHIDIIFORMES | Neobythitinae |      Neobythitinae | Ophidiiformes | 37 | 208 | ||||||
| OPHIDIIFORMES | CARAPIDAE | Carapidae | Ophidiiformes | 9 | 37 | pearlfishes | |||||
| OPHIDIIFORMES | Carapinae |      Carapinae | Ophidiiformes | 5 | 30 | fierasfers | |||||
| OPHIDIIFORMES | Pyramodontinae |      Pyramodontinae | Ophidiiformes | 2 | 5 | pyramodontines | |||||
| subfamily | 2008 |      Tetragondacninae | Ophidiiformes | 1 | 1 | square-mouthed pearlfishes | |||||
| subfamily | 2024 |      Hypopleuroninae | Ophidiiformes | 1 | 1 | whiptail pearlfishes |  | ||||
| OPHIDIIFORMES | BYTHITIDAE
  (livebearing brotulas) | split up | 2016 | ||||||||
| OPHIDIIFORMES | Bythitinae | no subfamilies | 2016 | Bythitidae | Ophidiiformes | 36 | 129 | viviparous brotulas | |||
| OPHIDIIFORMES | Parabrotula,
  Leucobrotula in Ophidiidae, 1998 > Parabrotulidae | 2017 | into Bythitidae | ||||||||
| OPHIDIIFORMES | APHYONIDAE
  (aphyonids) | 2016 | into Bythitidae | ||||||||
| OPHIDIIFORMES | Brosmophycinae,
  BYTHITIDAE | Dinematichthyini tribe | 2016 | Dinematichthyidae | Ophidiiformes | 26 | 117 | dwarf brotulas | |||
| BATRACHOIDIFORMES | BATRACHOIDIDAE | Batrachoididae | Batrachoidiformes | 23 | 84 | toadfishes | |||||
| 2010 | subfamily |      Porichthyinae | Batrachoidiformes | 2 | 15 | ||||||
| 2010 | subfamily |      Thalassophryninae | Batrachoidiformes | 2 | 11 | venomous toadfishes | |||||
| 2010 | subfamily |      Batrachoidinae | Batrachoidiformes | 6 | 24 | ||||||
| 2010 | subfamily |      Halophryninae | Batrachoidiformes | 13 | 34 | Old World threespine toadfishes | |||||
| PERCIFORMES/PERCOIDEI | KURTIDAE | 1998 > KURTOIDEI; 2017:  | Kurtiformes | 2024 | Kurtidae | Gobiiformes/Apogonoidei | 1 | 2 | nurseryfishes | Kurtiformes since 2021 | PERCIFORMES/PERCOIDEI > 1998 > KURTOIDEI; 2017: Kurtiformes, >
  2024: Gobiiformes/Apogonoidei | 
| PERCIFORMES/PERCOIDEI | APOGONIDAE | 2021 | Kurtiformes | 2024 | Apogonidae | Gobiiformes/Apogonoidei | 40 | 381 | cardinalfishes | Kurtiformes since 2021 | PERCIFORMES/PERCOIDEI > 2021: Kurtiformes, > 2024:
  Gobiiformes/Apogonoidei | 
| 2008 | subfamily |      Apogoninae | Gobiiformes/Apogonoidei | 34 | 354 | ||||||
| 2008 | subfamily |      Pseudamiinae | Gobiiformes/Apogonoidei | 3 | 23 | ||||||
| 2014 | subfamily |      Amioidinae | Gobiiformes/Apogonoidei | 2 | 3 | ||||||
| 2014 | subfamily |      Paxtoninae | Gobiiformes/Apogonoidei | 1 | 1 | ||||||
| PERCIFORMES/TRACHINOIDEI | TRICHONOTIDAE | 2022 | Kurtiformes | 2024 | Trichonotidae | Gobiiformes/Trichonotoidei | 1 | 10 | sand divers | Gobiiformes since 2021 | PERCIFORMES/TRACHINOIDEI > 2022: Kurtiformes, > 2024:
  Gobiiformes/Trichonotoidei | 
| PERCIFORMES/GOBIOIDEI | RHYACICHTHYIDAE | 2017 | Rhyacichthyidae | Gobiiformes/Gobioidei | 2 | 4 | loach gobies | PERCIFORMES/GOBIOIDEI > 2017: Gobiiformes/Gobioidei | |||
| PERCIFORMES/GOBIOIDEI | Odontobutis
  in Eleotridae | 1998 | Odontobutidae | 2017 | Odontobutidae | Gobiiformes/Gobioidei | 8 | 28 | Asian freshwater sleepers | PERCIFORMES/GOBIOIDEI > 2017: Gobiiformes/Gobioidei | |
| PERCIFORMES/GOBIOIDEI | ELEOTRIDAE
  (sleepers) = Eleotrididae | 2017 | Eleotridae | Gobiiformes/Gobioidei | 35 | 214 | sleepers | splt up since 2021 | PERCIFORMES/GOBIOIDEI > 2017: Gobiiformes/Gobioidei | ||
| 2008 | subfamily |      Butinae | Gobiiformes/Gobioidei | 11 | 56 | gudgeons | Butidae since 2021 | Butidae since May 2025 | |||
| 2008 | subfamily |      Eleotrinae | Gobiiformes/Gobioidei | 22 | 153 | spinycheek sleepers or bullies | Eleotridae | Eleotridae since May 2025 | |||
| 2013 | subfamily |      Milyeringinae | Gobiiformes/Gobioidei | 2 | 5 | cave gudgeons | Milyeringidae since 2021 | Milyeringidae since May 2025 | |||
| PERCIFORMES/GOBIOIDEI | XENISTHMIDAE | 2017 | Xenisthmidae | Gobiiformes/Gobioidei | 6 | 17 | collared wrigglers | PERCIFORMES/GOBIOIDEI > 2017: Gobiiformes/Gobioidei | |||
| upgraded to family | 2024 | Oxudercidae | Gobiiformes/Gobioidei | 110 | 733 | mudskippers and allies | |||||
| 2008 | Oxudercinae, GOBIIDAE | 2024 |      Oxudercinae | Gobiiformes/Gobioidei | 10 | 44 | mudskippers | ||||
| 2008 | Amblyopinae, GOBIIDAE | 2024 |      Amblyopinae | Gobiiformes/Gobioidei | 15 | 38 | mudburrowing gobies | still in Gobiidae | |||
| 2008 | Gobionellinae, GOBIIDAE | 2024 |      Gobionellinae | Gobiiformes/Gobioidei | 76 | 530 | estuarine gobies | still in Gobiidae | |||
| 2008 | Sicydiinae, GOBIIDAE | 2024 |      Sicydiinae | Gobiiformes/Gobioidei | 9 | 121 | rock-climbing gobies | still in Gobiidae | |||
| PERCIFORMES/GOBIOIDEI | GOBIIDAE | combined ↓, split up ↑ | 2024 | Gobiidae | Gobiiformes/Gobioidei | 167 | 1420 | gobies | PERCIFORMES/GOBIOIDEI > 2017: Gobiiformes/Gobioidei | ||
| PERCIFORMES/SCHINDLERIOIDEI | SCHINDLERIIDAE | 2024 | Schindleria
  into Gobiinae | still a family in Fishbase | |||||||
| PERCIFORMES/GOBIOIDEI | KRAEMERIIDAE | subfamily, GOBIIDAE | 2024 |      Kraemeriinae | Gobiiformes/Gobioidei | 2 | 9 | sand darts | still a family in Fishbase | PERCIFORMES/GOBIOIDEI > 2017: Gobiiformes/Gobioidei | |
| PERCIFORMES/GOBIOIDEI | Ptereleotrinae,
  MICRODESMIDAE | ca 2004: Ptereleotridae | subfamily, GOBIIDAE | 2024 |      Ptereleotrinae | Gobiiformes/Gobioidei | 8 | 62 | dart-gobies | PERCIFORMES/GOBIOIDEI > 2017: Gobiiformes/Gobioidei | |
| 2008 | Gobiinae, GOBIIDAE |      Gobiinae | Gobiiformes/Gobioidei | 152 | 1317 | sea gobies | |||||
| PERCIFORMES/GOBIOIDEI | MICRODESMIDAE | into Gobiidae | PERCIFORMES/GOBIOIDEI > 2017: Gobiiformes/Gobioidei | ||||||||
| PERCIFORMES/GOBIOIDEI | Microdesminae,
  MICRODESMIDAE | subfamily, GOBIIDAE | 2024 |      Microdesminae | Gobiiformes/Gobioidei | 5 | 32 | wormfishes | still a family in Fishbase | PERCIFORMES/GOBIOIDEI > 2017: Gobiiformes/Gobioidei | |
| PERCIFORMES/GOBIOIDEI | Thalasseleotris | ex Eleotridae | 2012 | Thalasseleotrididae | Gobiiformes/Gobioidei | 3 | 4 | ocean sleepers | |||
| GASTEROSTEIFORMES | PEGASIDAE | 2017 | Scorpaeniformes | 2018 | Pegasidae | Syngnathiformes/Dactylopteroidei | 2 | 8 | seamoths | Dactylopteriformes since 2021 | GASTEROSTEIFORMES > 2017: Scorpaeniformes, > 2018:
  Syngnathiformes/Dactylopteroidei | 
| SCORPAENIFORMES/DACTYLOPTEROIDEI | DACTYLOPTERIDAE
  = Cephalacanthidae | 2018 | Dactylopteridae | Syngnathiformes/Dactylopteroidei | 2 | 7 | helmet gurnards or flying gurnards | Dactylopteriformes since 2021 | SCORPAENIFORMES/DACTYLOPTEROIDEI > 2018:
  Syngnathiformes/Dactylopteroidei | ||
| PERCIFORMES/PERCOIDEI | MULLIDAE | 2021 | Mullidae | Syngnathiformes/Mulloidei | 6 | 107 | goatfishes | Mulliformes since 2021 | PERCIFORMES/PERCOIDEI > 2021: Syngnathiformes/Mulloidei | ||
| PERCIFORMES/CALLIONYMOIDEI | CALLIONYMIDAE | 2021 | Callionymidae | Syngnathiformes/Callionymoidei | 11 | 201 | dragonets | Callionymiformes since 2021 | PERCIFORMES/CALLIONYMOIDEI > 2021: Syngnathiformes/Callionymoidei | ||
| PERCIFORMES/CALLIONYMOIDEI | DRACONETTIDAE | 2021 | Draconettidae | Syngnathiformes/Callionymoidei | 2 | 14 | slope dragonets | Callionymiformes since 2021 | PERCIFORMES/CALLIONYMOIDEI > 2021: Syngnathiformes/Callionymoidei | ||
| SYNGNATHIFORMES | AULOSTOMIDAE | Aulostomidae | Syngnathiformes/Syngnathoidei | 1 | 3 | trumpetfishes | |||||
| SYNGNATHIFORMES | FISTULARIIDAE | Fistulariidae | Syngnathiformes/Syngnathoidei | 1 | 4 | cornetfishes | |||||
| SYNGNATHIFORMES | CENTRISCIDAE | Centriscidae | Syngnathiformes/Syngnathoidei | 5 | 13 | snipefishes or shrimpfishes | |||||
| SYNGNATHIFORMES | Macroramphosinae |      Macroramphosinae | Syngnathiformes/Syngnathoidei | 3 | 9 | snipefishes | |||||
| SYNGNATHIFORMES | Centriscinae |      Centriscinae | Syngnathiformes/Syngnathoidei | 2 | 4 | shrimpfishes | |||||
| SYNGNATHIFORMES | SOLENOSTOMIDAE | Solenostomidae | Syngnathiformes/Syngnathoidei | 1 | 6 | ghost pipefishes | |||||
| SYNGNATHIFORMES | SYNGNATHIDAE | Syngnathidae | Syngnathiformes/Syngnathoidei | 59 | 332 | pipefishes and seahorses | |||||
| SYNGNATHIFORMES | Hippocampinae | 2017 | into Syngnathinae | ||||||||
| ex Syngnathinae | 2017 |      Nerophinae | Syngnathiformes/Syngnathoidei | 12 | 65 | trunk-brooding pipefishes | |||||
| SYNGNATHIFORMES | Syngnathinae | combined, split up | 2017 |      Syngnathinae | Syngnathiformes/Syngnathoidei | 47 | 267 | tail-brooding pipefishes | |||
| PERCIFORMES/STROMATEOIDEI | AMARSIPIDAE | 2017 | Amarsipidae | Scombriformes/Stromateoidei | 1 | 1 | bagless glassfishes or amarsipas | PERCIFORMES/STROMATEOIDEI > 2017: Scombriformes/Stromateoidei | |||
| PERCIFORMES/STROMATEOIDEI | CENTROLOPHIDAE | 2017 | Centrolophidae | Scombriformes/Stromateoidei | 8 | 30 | medusafishes | PERCIFORMES/STROMATEOIDEI > 2017: Scombriformes/Stromateoidei | |||
| PERCIFORMES/STROMATEOIDEI | NOMEIDAE | 2017 | Nomeidae | Scombriformes/Stromateoidei | 3 | 17 | driftfishes | PERCIFORMES/STROMATEOIDEI > 2017: Scombriformes/Stromateoidei | |||
| PERCIFORMES/STROMATEOIDEI | TETRAGONURIDAE | 2017 | Tetragonuridae | Scombriformes/Stromateoidei | 1 | 3 | squaretails | PERCIFORMES/STROMATEOIDEI > 2017: Scombriformes/Stromateoidei | |||
| PERCIFORMES/STROMATEOIDEI | ARIOMMATIDAE | 2017 | Ariommatidae | Scombriformes/Stromateoidei | 1 | 8 | ariommas or ariommatids | PERCIFORMES/STROMATEOIDEI > 2017: Scombriformes/Stromateoidei | |||
| PERCIFORMES/STROMATEOIDEI | STROMATEIDAE | 2017 | Stromateidae | Scombriformes/Stromateoidei | 3 | 21 | butterfishes | PERCIFORMES/STROMATEOIDEI > 2017: Scombriformes/Stromateoidei | |||
| PERCIFORMES/PERCOIDEI | POMATOMIDAE | 2019 | Pomatomidae | Scombriformes/Scombroidei | 1 | 1 | bluefishes | PERCIFORMES/PERCOIDEI > 2019: Scombriformes/Scombroidei | |||
| PERCIFORMES/ICOSTEOIDEI | ICOSTEIDAE | 2019 | Icosteidae | Scombriformes/Scombroidei | 1 | 1 | ragfishes | PERCIFORMES/ICOSTEOIDEI > 2019: Scombriformes/Scombroidei | |||
| PERCIFORMES/PERCOIDEI | ARRIPIDAE | 2019 | Arripidae | Scombriformes/Scombroidei | 1 | 4 | Australian salmons | PERCIFORMES/PERCOIDEI > 2019: Scombriformes/Scombroidei | |||
| PERCIFORMES/TRACHINOIDEI | CHIASMODONTIDAE | 2019 | Chiasmodontidae | Scombriformes/Scombroidei | 4 | 36 | swallowers | PERCIFORMES/TRACHINOIDEI > 2019: Scombriformes/Scombroidei | |||
| PERCIFORMES/SCOMBROIDEI | SCOMBRIDAE; Gasterochismatinae
  included | 2017 | Scombridae | Scombriformes/Scombroidei | 15 | 55 | mackerels, tunas and bonitos | PERCIFORMES/SCOMBROIDEI > 2017: Scombriformes/Scombroidei | |||
| 2008 | subfamily |      Gasterochismatinae | Scombriformes/Scombroidei | 1 | 1 | kingfishes | |||||
| 2008 | subfamily |      Scombrinae | Scombriformes/Scombroidei | 14 | 54 | mackerels | |||||
| PERCIFORMES/PERCOIDEI | CARISTIIDAE | 2019 | Caristiidae | Scombriformes/Scombroidei | 4 | 18 | manefishes | PERCIFORMES/PERCOIDEI > 2019: Scombriformes/Scombroidei | |||
| PERCIFORMES/PERCOIDEI | BRAMIDAE | 2019 | Bramidae | Scombriformes/Scombroidei | 7 | 20 | pomfrets | PERCIFORMES/PERCOIDEI > 2019: Scombriformes/Scombroidei | |||
| PERCIFORMES/SCOMBROIDEI | SCOMBROLABRACIDAE | 1998 > /SCOMBROLABRACOIDEI | 2017 | Scombrolabracidae | Scombriformes/Scombroidei | 1 | 1 | longfin escolars or black mackerels | PERCIFORMES/SCOMBROIDEI > 1998 > /SCOMBROLABRACOIDEI, 2017:
  Scombriformes/Scombroidei | ||
| PERCIFORMES/SCOMBROIDEI | GEMPYLIDAE | 2017 | Gempylidae | Scombriformes/Scombroidei | 16 | 26 | snake mackerels | PERCIFORMES/SCOMBROIDEI > 2017: Scombriformes/Scombroidei | |||
| PERCIFORMES/SCOMBROIDEI | TRICHIURIDAE | 2017 | Trichiuridae | Scombriformes/Scombroidei | 10 | 47 | cutlassfishes | PERCIFORMES/SCOMBROIDEI > 2017: Scombriformes/Scombroidei | |||
| PERCIFORMES/SCOMBROIDEI | Aphanopodinae | 2017 |      Aphanopodinae | Scombriformes/Scombroidei | 2 | 18 | frostfishes | ||||
| PERCIFORMES/SCOMBROIDEI | Lepidopinae | 2017 |      Lepidopodinae | Scombriformes/Scombroidei | 4 | 13 | scabbardfishes | ||||
| PERCIFORMES/SCOMBROIDEI | Trichiurinae | 2017 |      Trichiurinae | Scombriformes/Scombroidei | 4 | 16 | hairtails | ||||
| MASTACEMBELIDAE | Mastacembelidae | Synbranchiformes/Mastacembeloidei | 3 | 98 | freshwater spiny-eels | ||||||
| CHAUDHURIIDAE | Chaudhuriidae | Synbranchiformes/Mastacembeloidei | 7 | 11 | earthworm eels | ||||||
| INDOSTOMIDAE | 2017 | Indostomidae | Synbranchiformes/Indostomoidei | 1 | 3 | armored sticklebacks | |||||
| SYNBRANCHIDAE | Synbranchidae | Synbranchiformes/Synbranchoidei | 7 | 27 | swamp eels | ||||||
| PERCIFORMES/ANABANTOIDEI | ANABANTIDAE | 2017 | Anabantidae | Anabantiformes/Anabantoidei | 4 | 33 | climbing gouramies | PERCIFORMES/ANABANTOIDEI > 2017: Anabantiformes/Anabantoidei | |||
| PERCIFORMES/ANABANTOIDEI | HELOSTOMATIDAE | 2017 | Helostomatidae | Anabantiformes/Anabantoidei | 1 | 1 | kissing gouramies | PERCIFORMES/ANABANTOIDEI > 2017: Anabantiformes/Anabantoidei | |||
| PERCIFORMES/ANABANTOIDEI | OSPHRONEMIDAE | 2017 | Osphronemidae | Anabantiformes/Anabantoidei | 14 | 135 | gouramies | PERCIFORMES/ANABANTOIDEI > 2017: Anabantiformes/Anabantoidei | |||
| PERCIFORMES/ANABANTOIDEI | BELONTIIDAE | 2008 | downgraded to subfamily |      Belontiinae | Anabantiformes/Anabantoidei | 1 | 2 | combtail gouramies | |||
| 2008 | subfamily |      Osphroneminae | Anabantiformes/Anabantoidei | 1 | 4 | giant gouramies | |||||
| PERCIFORMES/LUCIOCEPHALOIDEI | LUCIOCEPHALIDAE | 2008 | downgraded to subfamily |      Luciocephalinae | Anabantiformes/Anabantoidei | 4 | 9 | spiral egg gouramies | |||
| 2008 | subfamily |      Trichogastrinae | Anabantiformes/Anabantoidei | 2 | 9 | threadfishes | |||||
| 2008 | subfamily |      Macropodusinae | Anabantiformes/Anabantoidei | 6 | 111 | paradise fishes and fighting fishes | |||||
| 2008 | subfamily | Aenigmachannidae | Anabantiformes/Channoidei | 1 | 1 | Gollum snakehead fishes | |||||
| PERCIFORMES/CHANNOIDEI | CHANNIDAE | 2017 | Channidae | Anabantiformes/Channoidei | 2 | 59 | snakeheads | PERCIFORMES/CHANNOIDEI > 2017: Anabantiformes/Channoidei | |||
| PERCIFORMES/PERCOIDEI | NANDIDAE
  (leaffishes) | split up | 2008, 2013 | 2008: partly into Polycentridae | |||||||
| PERCIFORMES/PERCOIDEI | Nandinae | 2017 | Nandidae | Anabantiformes/Nandoidei | 1 | 8 | Asian leaffishes | PERCIFORMES/PERCOIDEI > 2017: Anabantiformes/Nandoidei | |||
| PERCIFORMES/PERCOIDEI | Badinae | 2008 | upgraded to family | Badidae | Anabantiformes/Nandoidei | 2 | 36 | chameleon fishes | PERCIFORMES/PERCOIDEI > 2008: Anabantiformes/Nandoidei | ||
| PERCIFORMES/PERCOIDEI | Pristolepidinae | 2013 | upgraded to family | Pristolepididae | Anabantiformes/Nandoidei | 1 | 8 | mudperches | PERCIFORMES/PERCOIDEI > 2013: Anabantiformes/Nandoidei | ||
| PERCIFORMES/PERCOIDEI | Latinae,
  CENTROPOMIDAE | 2008 | upgraded to family | 2020 | Latidae | Carangiformes/Centropomoidei | 3 | 14 | giant perches | Carangaria/misc since 2021 | |
| PERCIFORMES/PERCOIDEI | CENTROPOMIDAE | 2008 | split up | ||||||||
| PERCIFORMES/PERCOIDEI | Centropominae | 2008 | 2020 | Centropomidae | Carangiformes/Centropomoidei | 1 | 13 | snooks | Carangaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 20082020: Carangiformes/Centropomoidei | |
| PERCIFORMES/PERCOIDEI | LACTARIIDAE | 2020 | Lactariidae | Carangiformes/Centropomoidei | 1 | 1 | false trevallies | Carangaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2020: Carangiformes/Centropomoidei | ||
| PERCIFORMES/SPHYRAENOIDEI | SPHYRAENIDAE | 2020 | Sphyraenidae | Carangiformes/Centropomoidei | 1 | 26 | barracudas | Carangaria/misc since 2021 | PERCIFORMES/SPHYRAENOIDEI > 2020: Carangiformes/Centropomoidei | ||
| PERCIFORMES/POLYNEMOIDEI | POLYNEMIDAE | 2020 | Polynemidae | Carangiformes/Pleuronectoidei | 8 | 42 | threadfins or tassel-fishes | Carangaria/misc since 2021 | PERCIFORMES/POLYNEMOIDEI > 2020: Carangiformes/Pleuronectoidei | ||
| PLEURONECTIFORMES | PSETTODIDAE | 2020 | Psettodidae | Carangiformes/Pleuronectoidei | 1 | 3 | spiny turbots | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | ||
| PLEURONECTIFORMES | CITHARIDAE | 2020 | Citharidae | Carangiformes/Pleuronectoidei | 5 | 6 | largescale flounders | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | ||
| PLEURONECTIFORMES | Citharinae | 1998 | subfamily deleted | ||||||||
| PLEURONECTIFORMES | Brachypleurinae | 1998 | subfamily deleted | ||||||||
| PLEURONECTIFORMES | SCOPHTHALMIDAE | Scophthalmidae | Carangiformes/Pleuronectoidei | 4 | 9 | turbots | Pleuronectiformes | ||||
| ex Paralichthyidae | 2021 | Cyclopsettidae | Carangiformes/Pleuronectoidei | 4 | 45 | sand whiffs or large-tooth flounders | Pleuronectiformes | ||||
| PLEURONECTIFORMES | BOTHIDAE | Bothidae | Carangiformes/Pleuronectoidei | 20 | 169 | lefteye flounders | Pleuronectiformes | ||||
| PLEURONECTIFORMES | Bothinae | 1998 | subfamily deleted | ||||||||
| PLEURONECTIFORMES | Taeniopsettinae | 1998 | subfamily deleted | ||||||||
| PLEURONECTIFORMES | PARALICHTHYIDAE | 2020 | Paralichthyidae | Carangiformes/Pleuronectoidei | 10 | 64 | sand flounders | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | ||
| PLEURONECTIFORMES | PLEURONECTIDAE | 2020 | Pleuronectidae | Carangiformes/Pleuronectoidei | 24 | 65 | righteye flounders | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | ||
| 2018 | subfamily |      Atheresthinae | Carangiformes/Pleuronectoidei | 1 | 2 | Pleuronectiformes | |||||
| 2018 | subfamily |      Pleuronichthyinae | Carangiformes/Pleuronectoidei | 1 | 9 | Pleuronectiformes | |||||
| 2018 | subfamily |      Microstominae | Carangiformes/Pleuronectoidei | 2 | 9 | smallmouth flounders | Pleuronectiformes | ||||
| 2018 | subfamily |      Hippoglossinae | Carangiformes/Pleuronectoidei | 6 | 9 | halibuts | Pleuronectiformes | ||||
| PLEURONECTIFORMES | Pleuronectinae,
  PLEURONECTIDAE |      Pleuronectinae | Carangiformes/Pleuronectoidei | 14 | 36 | true flounders | Pleuronectiformes | ||||
| PLEURONECTIFORMES | Paralichthodinae,
  PLEURONECTIDAE | 2018 | upgraded to family | 2020 | Paralichthodidae | Carangiformes/Pleuronectoidei | 1 | 1 | peppered flounders | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | 
| 2019 | ex Rhombosoleidae | 2020 | Oncopteridae | Carangiformes/Pleuronectoidei | 1 | 1 | remo flounders | Pleuronectiformes | |||
| PLEURONECTIFORMES | Rhombosoleinae,
  PLEURONECTIDAE | 2018 | upgraded to family | 2020 | Rhombosoleidae | Carangiformes/Pleuronectoidei | 8 | 20 | South Pacific flounders | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | 
| PLEURONECTIFORMES | ACHIROPSETTIDAE | 2020 | Achiropsettidae | Carangiformes/Pleuronectoidei | 4 | 4 | southern flounders or armless flounders | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | ||
| PLEURONECTIFORMES | ACHIRIDAE | 2020 | Achiridae | Carangiformes/Pleuronectoidei | 6 | 35 | American soles | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | ||
| PLEURONECTIFORMES | Samarinae,
  PLEURONECTIDAE | 1998 | upgraded to family | 2020 | Samaridae | Carangiformes/Pleuronectoidei | 4 | 30 | crested flounders | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | 
| PLEURONECTIFORMES | Poecilopsettinae,
  PLEURONECTIDAE | 2018 | upgraded to family | 2020 | Poecilopsettidae | Carangiformes/Pleuronectoidei | 3 | 21 | bigeye flounders | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | 
| PLEURONECTIFORMES | SOLEIDAE | 2020 | Soleidae | Carangiformes/Pleuronectoidei | 31 | 179 | soles | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | ||
| PLEURONECTIFORMES | CYNOGLOSSIDAE | 2020 | Cynoglossidae | Carangiformes/Pleuronectoidei | 3 | 168 | tonguefishes | Pleuronectiformes | PLEURONECTIFORMES > 2020: Carangiformes/Pleuronectoidei | ||
| PLEURONECTIFORMES | Symphurinae |      Symphurinae | Carangiformes/Pleuronectoidei | 1 | 87 | straightsnout tongue soles | |||||
| PLEURONECTIFORMES | Cynoglossinae |      Cynoglossinae | Carangiformes/Pleuronectoidei | 2 | 81 | hookedsnout tongue soles | |||||
| PERCIFORMES/PERCOIDEI | LEPTOBRAMIDAE | 2020 | Leptobramidae | Carangiformes/Toxotoidei | 1 | 2 | beachsalmons | Carangaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2020: Carangiformes/Toxotoidei | ||
| PERCIFORMES/PERCOIDEI | TOXOTIDAE | 2020 | Toxotidae | Carangiformes/Toxotoidei | 2 | 9 | archerfishes | Carangaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2020: Carangiformes/Toxotoidei | ||
| PERCIFORMES/PERCOIDEI | NEMATISTIIDAE | 2020 | Nematistiidae | Carangiformes/Nematistioidei | 1 | 1 | roosterfishes | PERCIFORMES/PERCOIDEI > 2020: Carangiformes/Nematistioidei | |||
| PERCIFORMES/PERCOIDEI | MENIDAE | 2020 | Menidae | Carangiformes/Menoidei | 1 | 1 | moonfishes | Carangaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2020: Carangiformes/Menoidei | ||
| PERCIFORMES/SCOMBROIDEI | XIPHIIDAE | 2020 | Xiphiidae | Carangiformes/Menoidei | 1 | 1 | swordfishes | PERCIFORMES/SCOMBROIDEI > 2020: Carangiformes/Menoidei | |||
| PERCIFORMES/SCOMBROIDEI | ISTIOPHORIDAE | 2020 | Istiophoridae | Carangiformes/Menoidei | 5 | 9 | billfishes and marlins | PERCIFORMES/SCOMBROIDEI > 2020: Carangiformes/Menoidei | |||
| PERCIFORMES/PERCOIDEI | CARANGIDAE | 2020 | Carangidae | Carangiformes/Carangoidei | 39 | 153 | jacks or jack mackerels | ||||
| subfamily | 2023 |      Naucratinae | Carangiformes/Carangoidei | 5 | 15 | amberjacks | |||||
| subfamily | 2023 |      Caranginae | Carangiformes/Carangoidei | 29 | 104 | trevallies and kingfishes | |||||
| subfamily | 2023 |      Scomberoidinae | Carangiformes/Carangoidei | 3 | 12 | leatherjackets and queenfishes | |||||
| subfamily | 2023 |      Trachinotinae | Carangiformes/Carangoidei | 2 | 22 | pompanos | |||||
| PERCIFORMES/PERCOIDEI | ECHENEIDAE
  (remoras) = Echeneididae | 2020 | Echeneidae | Carangiformes/Carangoidei | 3 | 8 | remoras and sharksuckers | PERCIFORMES/PERCOIDEI > 2020: Carangiformes/Carangoidei | |||
| PERCIFORMES/PERCOIDEI | RACHYCENTRIDAE | 2020 | Rachycentridae | Carangiformes/Carangoidei | 1 | 1 | cobias | PERCIFORMES/PERCOIDEI > 2020: Carangiformes/Carangoidei | |||
| PERCIFORMES/PERCOIDEI | CORYPHAENIDAE | 2020 | Coryphaenidae | Carangiformes/Carangoidei | 1 | 2 | dolphinfishes | PERCIFORMES/PERCOIDEI > 2020: Carangiformes/Carangoidei | |||
| ATHERINIFORMES | ATHERINIDAE
  (silversides) | 1998 | split up | 2008,20 | Atherinidae | 13 | 79 | Old World silversides | |||
| 2010 | subfamily |      Atherinomorinae | Atheriniformes | 5 | 36 | tropical silversides | |||||
| ATHERINIFORMES | Atherininae,
  ATHERINIDAE |      Atherininae | Atheriniformes | 5 | 15 | silversides | |||||
| 2010 | subfamily |      Craterocephalinae | Atheriniformes | 2 | 27 | hardyheads | |||||
| 2010 | subfamily |      Bleheratherininae | Atheriniformes | 1 | 1 | New Caledonian silversides | |||||
| ATHERINIFORMES | Bedotiinae,
  ATHERINIDAE | 1998 | ex Melanotaeniidae | Bedotiidae | Atheriniformes | 2 | 16 | Malagasy rainbowfishes | |||
| ATHERINIFORMES | Melanotaeniinae,
  ATHERINIDAE | 1998 | ex Atherinidae | Melanotaeniidae | Atheriniformes | 7 | 113 | rainbowfishes | |||
| ATHERINIFORMES | Pseudomuglinae,
  ATHERINIDAE | 1998 | ex Atherinidae | Pseudomugilidae | Atheriniformes | 3 | 23 | blue eyes | |||
| ATHERINIFORMES | 1998 TELMATHERINIDAE | ex Atherinidae, Pseudomuglinae | Telmatherinidae | Atheriniformes | 5 | 18 | sailfin silversides | ||||
| ATHERINIFORMES | Notocheirinae,
  ATHERINIDAE | 1998 | ex Atherinidae | Notocheiridae | Atheriniformes | 1 | 1 | surf silversides | |||
| 2008 | ex Notocheiridae | Isonidae | Atheriniformes | 1 | 5 | surf sardines | |||||
| ATHERINIFORMES | Atherioninae,
  ATHERINIDAE | 2020 | ex Atherinidae | Atherionidae | Atheriniformes | 1 | 3 | pricklenose silversides | |||
| ATHERINIFORMES | Dentatherininae,
  ATHERINIDAE | 1998 | ex Atherinidae | Dentatherinidae | Atheriniformes | 1 | 1 | tusked silversides | |||
| ATHERINIFORMES | PHALLOSTETHIDAE
  Neostethidae included | Phallostethidae | Atheriniformes | 4 | 24 | priapum fishes | |||||
| 2008 | ex Atherinidae | Atherinopsidae | Atheriniformes | 13 | 109 | New World silversides | |||||
| ATHERINIFORMES | Atherinopsinae,
  ATHERINIDAE | 2008 | subfamily, Atherinopsidae |      Atherinopsinae | Atheriniformes | 6 | 30 | neotropical silversides | |||
| ATHERINIFORMES | Menidiinae,
  ATHERINIDAE | 2008 | subfamily, Atherinopsidae |      Menidiinae | Atheriniformes | 7 | 79 | Gulf of Mexico silversides | |||
| BELONIFORMES | SCOMBERESOCIDAE | Scomberesocidae | Beloniformes | 2 | 5 | sauries | |||||
| BELONIFORMES | BELONIDAE | Belonidae | Beloniformes | 10 | 45 | needlefishes | |||||
| BELONIFORMES | HEMIRAMPHIDAE | split up | 2012 | ||||||||
| 2008 | Hemiramphinae | 2012 | Hemiramphidae | Beloniformes | 8 | 62 | halfbeaks | ||||
| 2008 | Zenarchopterinae | 2012 | Zenarchopteridae | Beloniformes | 5 | 63 | internally fertilized halfbeaks | ||||
| BELONIFORMES | EXOCOETIDAE | Exocoetidae | Beloniformes | 7 | 80 | flyingfishes | |||||
| BELONIFORMES | ADRIANICHTHYIDAE | Adrianichthyidae | Beloniformes | 3 | 43 | adrianichthyids | |||||
| BELONIFORMES | Oryziinae,
  ADRIANICHTHYIDAE |      Oryziinae | Beloniformes | 2 | 39 | medakas or ricefishes | |||||
| BELONIFORMES | Adrianichthyinae,
  ADRIANICHTHYIDAE |      Adrianichthyinae | Beloniformes | 1 | 4 | adrianichthyines | |||||
| BELONIFORMES | Horaichthyinae,
  ADRIANICHTHYIDAE | 2010 | subfamily deleted | into Oryziinae | |||||||
| CYPRINODONTIFORMES | APLOCHEILIDAE | 2008 | split up | ||||||||
| CYPRINODONTIFORMES | Aplocheilinae,
  APLOCHEILIDAE | Aplocheilidae | Cyprinodontiformes/Aplocheiloidei | 2 | 16 | Old World rivulins | |||||
| 2008 | ex Aplocheilidae | Nothobranchiidae | Cyprinodontiformes/Aplocheiloidei | 15 | 330 | African rivulins | |||||
| 2008 | ex Aplocheilidae | Rivulidae ' | Cyprinodontiformes/Aplocheiloidei | 49 | 486 | New World rivulins | ' 2016-2019 Cynolebiidae | ||||
| CYPRINODONTIFORMES | Rivulinae,
  APLOCHEILIDAE | 2019 | subfamily,
  Rivulidae |      Rivulinae | Cyprinodontiformes/Aplocheiloidei | 24 | 294 | rivulines | |||
| 2019 | subfamily,
  Rivulidae ' |      Kryptolebiatinae | Cyprinodontiformes/Aplocheiloidei | 1 | 7 | mangrove killifishes | ' early 2019 subfamily, Cynolebiidae | ||||
| 2016 | subfamily,
  Cynolebiidae ' | 2019 |      Cynolebiinae | Cyprinodontiformes/Aplocheiloidei | 24 | 185 | pearl killifishes | ' 2019 subfamily, Rivulidae | |||
| 2018 | ex Poeciliidae, Aplocheilichthyinae | Pantanodontidae | Cyprinodontiformes/Cyprinodontoidei | 4 | 13 | spine killifishes | |||||
| CYPRINODONTIFORMES | Fundulidae, CYPRINODONTIDAE | 1998 | upgraded to family | Fundulidae | Cyprinodontiformes/Cyprinodontoidei | 3 | 43 | topminnows and killifishes | |||
| CYPRINODONTIFORMES | CYPRINODONTIDAE
  (pupfishes)  | split up | 2018 | Cyprinodontidae | Cyprinodontiformes/Cyprinodontoidei | 9 | 103 | killifishes | |||
| CYPRINODONTIFORMES | Cubanichthyinae,
  CYPRINODONTIDAE |      Cubanichthyinae | Cyprinodontiformes/Cyprinodontoidei | 2 | 3 | island pupfishes | |||||
| CYPRINODONTIFORMES | Cyprinodontinae,
  CYPRINODONTIDAE |      Cyprinodontinae | Cyprinodontiformes/Cyprinodontoidei | 5 | 54 | pupfishes | |||||
| 2017 | subfamily |      Orestiinae | Cyprinodontiformes/Cyprinodontoidei | 2 | 46 | Andean killifishes | |||||
| CYPRINODONTIFORMES | Profundulidae, CYPRINODONTIDAE | 1998 | upgraded to family | Profundulidae | Cyprinodontiformes/Cyprinodontoidei | 2 | 15 | Middle American killifishes | |||
| CYPRINODONTIFORMES | GOODEIDAE | Goodeidae | Cyprinodontiformes/Cyprinodontoidei | 18 | 47 | splitfins | |||||
| CYPRINODONTIFORMES | Empetrichthyinae,
  CYPRINODONTIDAE | 1998 | subfamily, GOODEIDAE |      Empetrichthyinae | Cyprinodontiformes/Cyprinodontoidei | 2 | 4 | springfishes | |||
| CYPRINODONTIFORMES | 1998 | subfamily, GOODEIDAE |      Goodeinae | Cyprinodontiformes/Cyprinodontoidei | 16 | 43 | Mexican splitfins | ||||
| CYPRINODONTIFORMES | Fluviphylacinae, CYPRINODONTIDAE | 1998 | subfamily, POECILIIDAE ' | 2018 | Fluviphylacidae | Cyprinodontiformes/Cyprinodontoidei | 1 | 7 | American lampeyes | ' 2008 > Procatopodinae | |
| CYPRINODONTIFORMES | POECILIIDAE | Poeciliidae | Cyprinodontiformes/Cyprinodontoidei | 27 | 274 | poeciliids | |||||
| 2018 | subfamily |      Xenodexiinae | Cyprinodontiformes/Cyprinodontoidei | 1 | 1 | Guatemalan poeciliids | |||||
| 2018 | subfamily |      Tomeurinae | Cyprinodontiformes/Cyprinodontoidei | 1 | 1 | facultative viviparous poeciliids | |||||
| CYPRINODONTIFORMES | 1998 | Poeciliinae |      Poeciliinae | Cyprinodontiformes/Cyprinodontoidei | 25 | 272 | livebearers | ||||
| CYPRINODONTIFORMES | ANABLEPIDAE | Anablepidae | Cyprinodontiformes/Cyprinodontoidei | 3 | 19 | four-eyed fishes and onesided livebearers | |||||
| CYPRINODONTIFORMES | Jenynsiinae | 2008 | subfamily deleted | into Anablepinae | |||||||
| CYPRINODONTIFORMES | Anablepinae |      Anablepinae | Cyprinodontiformes/Cyprinodontoidei | 2 | 18 | four-eyed fishes | |||||
| CYPRINODONTIFORMES | Oxyzygonectinae |      Oxyzygonectinae | Cyprinodontiformes/Cyprinodontoidei | 1 | 1 | white-eyes | |||||
| 2017 | Aphaniinae, CYPRINODONTIDAE | Aphaniidae | Cyprinodontiformes/Cyprinodontoidei | 8 | 47 | Oriental killifishes | |||||
| CYPRINODONTIFORMES | Valenciinae, CYPRINODONTIDAE | 1998 | upgraded to family | Valenciidae | Cyprinodontiformes/Cyprinodontoidei | 1 | 3 | European killifishes | |||
| 2018 | ex Poeciliidae, Aplocheilichthyinae | Procatopodidae | Cyprinodontiformes/Cyprinodontoidei | 14 | 81 | African lampeyes | |||||
| CYPRINODONTIFORMES | Aplocheilichthyinae,
  CYPRINODONTIDAE | 1998 | subfamily, POECILIIDAE ' | 2018 |      Aplocheilichthyinae | Cyprinodontiformes/Cyprinodontoidei | 1 | 1 | banded lampeyes | ||
| 2018 | ex Poeciliidae, Aplocheilichthyinae |      Procatopodinae | Cyprinodontiformes/Cyprinodontoidei | 13 | 80 | lampeyes | |||||
| PERCIFORMES/PERCOIDEI | 2008 | ex Nandidae
  (PERCOIDEI) | 2017 | Polycentridae | Cichliformes | 4 | 5 | leaffishes | Ovalentaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2017: Cichliformes | |
| PERCIFORMES/PERCOIDEI | CICHLIDAE | 2017 | Cichlidae | Cichliformes | 257 | 1758 | cichlids | 6 more subfamilies | PERCIFORMES/PERCOIDEI > 2017: Cichliformes | ||
| 2008 | subfamily |      Etroplinae | Cichliformes | 3 | 16 | Indian and Madagascan cichlids | |||||
| 2008 | subfamily |      Ptychochrominae | Cichliformes | 5 | 16 | Malagasy cichlids | |||||
| 2008 | subfamily |      Pseudocrenilabrinae | Cichliformes | 165 | 1162 | African cichlids | |||||
| 2008 | subfamily |      Cichlinae | Cichliformes | 84 | 564 | American cichlids | |||||
| PERCIFORMES/PHOLIDICHTHYOIDEI | PHOLIDICHTHYIDAE | 2017 | Pholidichthyidae | Cichliformes | 1 | 2 | convict-blennies | PERCIFORMES/PHOLIDICHTHYOIDEI > 2017: Cichliformes | |||
| PERCIFORMES/PERCOIDEI | AMBASSIDAE =
  Chandidae | 2024 | Ambassidae | Mugiliformes | 8 | 54 | Asiatic glassfishes | Ovalentaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2024: Mugiliformes | ||
| PERCIFORMES/MUGILOIDEI | MUGILIDAE | 2017 | Mugilidae | Mugiliformes | 25 | 76 | mullets | PERCIFORMES/MUGILOIDEI > 2017: Mugiliformes | |||
| PERCIFORMES/PERCOIDEI | PSEUDOCHROMIDAE | 2017 | Pseudochromidae | Blenniiformes | 24 | 154 | dottybacks | Ovalentaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2017: Blenniiformes | ||
| PERCIFORMES/PERCOIDEI | Pseudochrominae |      Pseudochrominae | Blenniiformes | 8 | 98 | Ovalentaria/misc since 2021 | |||||
| PERCIFORMES/PERCOIDEI | Pseudoplesiopinae |      Pseudoplesiopinae | Blenniiformes | 5 | 27 | Ovalentaria/misc since 2021 | |||||
| PERCIFORMES/PERCOIDEI | Anisochrominae |      Anisochrominae | Blenniiformes | 1 | 3 | Ovalentaria/misc since 2021 | |||||
| PERCIFORMES/PERCOIDEI | Congrogadinae |      Congrogadinae | Blenniiformes | 8 | 24 | eelblennies | Ovalentaria/misc since 2021 | ||||
| 2014 | subfamily |      Assiculinae | Blenniiformes | 1 | 1 | Ovalentaria/misc since 2021 | |||||
| 2014 | subfamily |      Assiculoidinae | Blenniiformes | 1 | 1 | in Assiculinae | |||||
| PERCIFORMES/PERCOIDEI | PLESIOPIDAE | 2017 | Plesiopidae | Blenniiformes | 12 | 52 | roundheads | Ovalentaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2017: Blenniiformes | ||
| PERCIFORMES/PERCOIDEI | NOTOGRAPTIDAE | 2008 | into Plesiopidae | ||||||||
| PERCIFORMES/PERCOIDEI | 1998 | subfamily |      Plesiopinae | Blenniiformes | 7 | 34 | |||||
| PERCIFORMES/PERCOIDEI | Acanthoclinidae | 1998 | downgraded to subfamily |      Acanthoclininae | Blenniiformes | 5 | 18 | spiny basslets | |||
| PERCIFORMES/PERCOIDEI | POMACENTRIDAE | 2017 | Pomacentridae | Blenniiformes | 29 | 434 | damselfishes and anemonefishes | Ovalentaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2017: Blenniiformes | ||
| 2021 | subfamily |      Microspathodontinae | Blenniiformes | 9 | 70 | giant damselfishes | Ovalentaria/misc since 2021 | ||||
| 2021 | subfamily |      Chrominae | Blenniiformes | 4 | 125 | chromises | Ovalentaria/misc since 2021 | ||||
| 2021 | subfamily |      Glyphisodontinae | Blenniiformes | 1 | 21 | sergeants majors | Ovalentaria/misc since 2021 | ||||
| 2021 | subfamily |      Pomacentrinae | Blenniiformes | 15 | 218 | anemonefishes or clownfishes | Ovalentaria/misc since 2021 | ||||
| PERCIFORMES/PERCOIDEI | EMBIOTOCIDAE | 2017 | Embiotocidae | Blenniiformes | 13 | 23 | surfperches | Ovalentaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2017: Blenniiformes | ||
| PERCIFORMES/PERCOIDEI | GRAMMATIDAE | 2017 | Grammatidae | Blenniiformes | 2 | 18 | gramma basslets | Ovalentaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2017: Blenniiformes | ||
| PERCIFORMES/PERCOIDEI | OPISTOGNATHIDAE | 2017 | Opistognathidae | Blenniiformes | 4 | 108 | jawfishes | Ovalentaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2017: Blenniiformes | ||
| GOBIESOCIFORMES | GOBIESOCIDAE | 2024 | Gobiesocidae | Blenniiformes/Gobiesocoidei | 52 | 191 | clingfishes | still in Gobiesociformes | GOBIESOCIFORMES > 2024: Blenniiformes/Gobiesocoidei | ||
| 2017 | subfamily |      Diplocrepinae | Blenniiformes/Gobiesocoidei | 1 | 1 | still in Gobiesociformes | |||||
| 2017 | subfamily |      Lepadogastrinae | Blenniiformes/Gobiesocoidei | 6 | 26 | still in Gobiesociformes | |||||
| 2017 | subfamily |      Chorisochisminae | Blenniiformes/Gobiesocoidei | 2 | 2 | still in Gobiesociformes | |||||
| 2017 | subfamily |      Haplocylicinae | Blenniiformes/Gobiesocoidei | 4 | 4 | still in Gobiesociformes | |||||
| 2017 | subfamily |      Protogobiesocinae | Blenniiformes/Gobiesocoidei | 3 | 7 | ancestral clingfishes | still in Gobiesociformes | ||||
| 2017 | Aspasminae, deleted | 2021 | |||||||||
| GOBIESOCIFORMES | Cheilobranchinae
  = Alabetidae | 2017 | subfamily |      Cheilobranchinae | Blenniiformes/Gobiesocoidei | 6 | 21 | shore-eels | |||
| 2017 | subfamily |      Trachelochisminae | Blenniiformes/Gobiesocoidei | 2 | 5 | ||||||
| 2017 | subfamily |      Diademichthyinae | Blenniiformes/Gobiesocoidei | 16 | 36 | ||||||
| GOBIESOCIFORMES | Gobiesocinae |      Gobiesocinae | Blenniiformes/Gobiesocoidei | 8 | 80 | New World clingfishes | |||||
| PERCIFORMES/BLENNIOIDEI | TRIPTERYGIIDAE | 2024 | Tripterygiidae | Blenniiformes/Blennioidei | 29 | 191 | triplefins or threefin blennies | Blenniiformes since 2021 | PERCIFORMES/BLENNIOIDEI > 2024: Blenniiformes/Blennioidei | ||
| 2010 | subfamily |      Notoclininae | Blenniiformes/Blennioidei | 2 | 3 | ||||||
| 2010 | subfamily |      Tripterygiinae | Blenniiformes/Blennioidei | 27 | 188 | ||||||
| PERCIFORMES/BLENNIOIDEI | BLENNIIDAE | 2024 | Blenniidae | Blenniiformes/Blennioidei | 59 | 411 | combtooth blennies | Blenniiformes since 2021 | PERCIFORMES/BLENNIOIDEI > 2024: Blenniiformes/Blennioidei | ||
| 2010 | subfamily |      Blenniinae | Blenniiformes/Blennioidei | 17 | 102 | blennies | |||||
| 2010 | subfamily |      Salariinae | Blenniiformes/Blennioidei | 42 | 309 | salariin blennies | |||||
| PERCIFORMES/BLENNIOIDEI | CLINIDAE | 2024 | Clinidae | Blenniiformes/Blennioidei | 26 | 92 | kelp blennies | Blenniiformes since 2021 | PERCIFORMES/BLENNIOIDEI > 2024: Blenniiformes/Blennioidei | ||
| PERCIFORMES/BLENNIOIDEI | LABRISOMIDAE | 2024 | Labrisomidae | Blenniiformes/Blennioidei | 16 | 130 | labrisomid blennies | Blenniiformes since 2021 | PERCIFORMES/BLENNIOIDEI > 2024: Blenniiformes/Blennioidei | ||
| PERCIFORMES/BLENNIOIDEI | CHAENOPSIDAE | 2024 | Chaenopsidae | Blenniiformes/Blennioidei | 13 | 93 | pikeblennies or tube blennies | Blenniiformes since 2021 | PERCIFORMES/BLENNIOIDEI > 2024: Blenniiformes/Blennioidei | ||
| PERCIFORMES/BLENNIOIDEI | DACTYLOSCOPIDAE | 2024 | Dactyloscopidae | Blenniiformes/Blennioidei | 9 | 48 | sand stargazers | Blenniiformes since 2021 | PERCIFORMES/BLENNIOIDEI > 2024: Blenniiformes/Blennioidei | ||
| PERCIFORMES/PERCOIDEI | SERRANIDAE
  (seabasses and groupers) | split up | 2020, 2021 | ||||||||
| PERCIFORMES/PERCOIDEI | Serraninae | Serranidae | Perciformes/Percoidei | 12 | 105 | sea basses | Perciformes/Serranoidei since 2021 | ||||
| PERCIFORMES/PERCOIDEI | Anthiinae,
  2015 > Anthiadinae | upgraded to family | 2021 | Anthiadidae | Perciformes/Percoidei | 32 | 248 | fairy basslets or streamer basses | Perciformes/Serranoidei since 2023 | ||
| PERCIFORMES/PERCOIDEI | Epinephelinae | upgraded to family | 2021 | Epinephelidae | Perciformes/Percoidei | 16 | 176 | groupers | Perciformes/Serranoidei since 2023 | ||
| upgraded to family | 2021 | Liopropomatidae | Perciformes/Percoidei | 6 | 41 | painted basslets | Perciformes/Serranoidei since 2023 | ||||
| PERCIFORMES/PERCOIDEI | Liopropomatinae |      Liopropomatinae | Perciformes/Percoidei | 3 | 36 | Perciformes/Serranoidei since 2023 | |||||
| 2020 | subfamily, SERRANIDAE | 2021 |      Diploprioninae | Perciformes/Percoidei | 3 | 5 | barred soapfishes | Perciformes/Serranoidei since 2023 | |||
| PERCIFORMES/PERCOIDEI | Grammistinae;
  Pseudogrammatidae included | upgraded to family | 2021 | Grammistidae | Perciformes/Percoidei | 8 | 34 | soapfishes | Perciformes/Serranoidei since 2023 | ||
| PERCIFORMES/PERCOIDEI | PERCIDAE | Percidae | Perciformes/Percoidei | 12 | 245 | perches and darters | |||||
| 2008 | subfamily |      Percinae | Perciformes/Percoidei | 3 | 10 | freshwater perches | |||||
| 2008 | subfamily |      Luciopercinae | Perciformes/Percoidei | 3 | 10 | pikeperches and Danube perches | |||||
| 2008 | subfamily |      Etheostomatinae | Perciformes/Percoidei | 6 | 225 | North American darters | |||||
| 2020 | ex Serranidae, Epinephelinae | Niphonidae | Perciformes/Percoidei | 1 | 1 | Ara groupers | |||||
| PERCIFORMES/TRACHINOIDEI | TRACHINIDAE | 2024 | Trachinidae | Perciformes/Percoidei | 2 | 9 | weeverfishes | Perciformes/Percoidei since 2021 | PERCIFORMES/TRACHINOIDEI > 2024: Perciformes/Percoidei | ||
| PERCIFORMES/TRACHINOIDEI | Bembropinae,
  PERCOPHIDAE | 2021 | ex Percophidae | 2024 | Bembropidae | Perciformes/Percoidei | 2 | 24 | flatheads or duckbill flatheads | Perciformes/Bembropoidei since 2021 | PERCIFORMES/TRACHINOIDEI > 2024: Perciformes/Percoidei | 
| PERCIFORMES/TRACHINOIDEI | PERCOPHIDAE
  (duckbills) | 2018 | split up | 2021 | Percophidae | Perciformes/Notothenioidei | 1 | 1 | Brazilian flatheads | Perciformes/Percophoidei since 2021 | PERCIFORMES/TRACHINOIDEI > 2021: Perciformes/Notothenioidei | 
| PERCIFORMES/TRACHINOIDEI | Percophinae,
  PERCOPHIDAE | 2018 | subfamily deleted | see also Hemerocoetinae, upgraded to family in Acropomatiformes in 2018 | |||||||
| PERCIFORMES/NOTOTHENIOIDEI | BOVICHTIDAE
  = Bovichthyidae | Bovichtidae | Perciformes/Notothenioidei | 3 | 12 | thornfishes | |||||
| 2008 | ex Bovichtidae | Pseudaphritidae | Perciformes/Notothenioidei | 1 | 1 | congollis | |||||
| 2008 | ex Bovichtidae | Eleginopidae | Perciformes/Notothenioidei | 1 | 1 | Patagonian blennies or Falkland Islands blennies | |||||
| PERCIFORMES/NOTOTHENIOIDEI | NOTOTHENIIDAE | Nototheniidae | Perciformes/Notothenioidei | 15 | 59 | cod icefishes | |||||
| 2014 | subfamily |      Pleuragrammatinae | Perciformes/Notothenioidei | 4 | 6 | ||||||
| 2014 | subfamily |      Nototheniinae | Perciformes/Notothenioidei | 7 | 37 | notothens | |||||
| 2014 | subfamily |      Trematominae | Perciformes/Notothenioidei | 4 | 16 | ||||||
| PERCIFORMES/NOTOTHENIOIDEI | HARPAGIFERIDAE | Harpagiferidae | Perciformes/Notothenioidei | 6 | 47 | plunderfishes | |||||
| 2022 | subfamily |      Harpagiferinae | Perciformes/Notothenioidei | 1 | 12 | spiny plunderfishes | not in Fishbase | ||||
| ex
  Harpagiferidae | 2000 Artedidraconidae | downgraded to subfamily | 2022 |      Artedidraconinae | Perciformes/Notothenioidei | 5 | 35 | barbeled plunderfishes | still a family in Fishbase | ||
| PERCIFORMES/NOTOTHENIOIDEI | BATHYDRACONIDAE | Bathydraconidae | Perciformes/Notothenioidei | 11 | 18 | Antarctic dragonfishes | |||||
| 2014 | subfamily |      Bathydraconinae | Perciformes/Notothenioidei | 5 | 11 | ||||||
| 2014 | subfamily |      Gymnodraconinae | Perciformes/Notothenioidei | 3 | 3 | ||||||
| 2024 | subfamily |      Cygnodraconinae | Perciformes/Notothenioidei | 3 | 4 | not in Fishbase | |||||
| PERCIFORMES/NOTOTHENIOIDEI | CHANNICHTHYIDAE | Channichthyidae | Perciformes/Notothenioidei | 11 | 21 | crocodile icefishes | |||||
| SCORPAENIFORMES/PLATYCEPHALOIDEI | PLATYCEPHALIDAE | 2019 | Platycephalidae | Perciformes/Scorpaenoidei | 17 | 86 | flatheads | SCORPAENIFORMES/PLATYCEPHALOIDEI > 2019: Perciformes/Scorpaenoidei | |||
| SCORPAENIFORMES/PLATYCEPHALOIDEI | HOPLICHTHYIDAE | 2019 | Hoplichthyidae | Perciformes/Scorpaenoidei | 1 | 17 | spiny flatheads | SCORPAENIFORMES/PLATYCEPHALOIDEI > 2019: Perciformes/Scorpaenoidei | |||
| SCORPAENIFORMES/PLATYCEPHALOIDEI | TRIGLIDAE | 2019 | Triglidae | Perciformes/Scorpaenoidei | 14 | 179 | searobins | SCORPAENIFORMES/PLATYCEPHALOIDEI > 2019: Perciformes/Scorpaenoidei | |||
| 2022 | subfamily |      Prionotinae | Perciformes/Scorpaenoidei | 2 | 30 | spiny searobins | |||||
| SCORPAENIFORMES/PLATYCEPHALOIDEI | Peristediinae | 1998 PERISTEDIIDAE | downgraded to subfamily |      Peristediinae | Perciformes/Scorpaenoidei | 6 | 45 | armored gurnards | still a family in Fishbase | ||
| 2022 | subfamily |      Pterygotriglinae | Perciformes/Scorpaenoidei | 2 | 33 | spotted gurnards | |||||
| SCORPAENIFORMES/PLATYCEPHALOIDEI | Triglinae | 1998 subfamily deleted; 2022: | subfamily |      Triglinae | Perciformes/Scorpaenoidei | 4 | 71 | gurnards | |||
| SCORPAENIFORMES/PLATYCEPHALOIDEI | BEMBRIDAE | 2019 | Bembridae | Perciformes/Scorpaenoidei | 4 | 12 | deepwater flatheads | SCORPAENIFORMES/PLATYCEPHALOIDEI > 2019: Perciformes/Scorpaenoidei | |||
| SCORPAENIFORMES/PLATYCEPHALOIDEI | Parabembras in Bembridae | 1998 PARABEMBRIDAE | 2018 | into Bembridae | |||||||
| SCORPAENIFORMES/SCORPAENOIDEI | Synanceiinae,
  SCORPAENIDAE | 1998 | upgraded to family | Synanceiidae | Perciformes/Scorpaenoidei | 52 | 141 | stonefishes | SCORPAENIFORMES/PLATYCEPHALOIDEI > 2019: Perciformes/Scorpaenoidei | ||
| SCORPAENIFORMES/SCORPAENOIDEI | APISTINAE,
  SCORPAENIDAE | 1998 APISTIDAE | subfamily, Synanceiidae | 2022 |      Apistinae | Perciformes/Scorpaenoidei | 3 | 3 | wasp scorpionfishes | still a family in Fishbase | |
| 2012 Perryenidae, ex Congiopodidae | downgraded to subfamily | 2022 |      Perryeninae | Perciformes/Scorpaenoidei | 1 | 1 | whitenose pigfishes | still a family in Fishbase | |||
| 2008 Eschmeyeridae, ex Aploactinidae | downgraded to subfamily | 2022 |      Eschmeyerinae | Perciformes/Scorpaenoidei | 1 | 1 | cofishes | still a family in Fishbase | |||
| SCORPAENIFORMES/SCORPAENOIDEI | GNATHANACANTHIDAE | downgraded to subfamily | 2022 |      Gnathanacanthinae | Perciformes/Scorpaenoidei | 1 | 1 | red velvetfishes | still a family in Fishbase | ||
| SCORPAENIFORMES/SCORPAENOIDEI | APLOACTINIDAE | downgraded to subfamily | 2022 |      Aploactininae | Perciformes/Scorpaenoidei | 17 | 50 | velvetfishes | still a family in Fishbase | ||
| SCORPAENIFORMES/SCORPAENOIDEI | PATAECIDAE | downgraded to subfamily | 2022 |      Pataecinae | Perciformes/Scorpaenoidei | 3 | 3 | prowfishes | still a family in Fishbase | ||
| SCORPAENIFORMES/SCORPAENOIDEI | TETRAROGINAE,
  SCORPAENIDAE | 1998 TETRAROGIDAE | downgraded to subfamily | 2022 |      Tetraroginae | Perciformes/Scorpaenoidei | 17 | 44 | waspfishes | still a family in Fishbase | |
| SCORPAENIFORMES/SCORPAENOIDEI | Choridactylinae,
  SCORPAENIDAE | 1998 | subfamily, Synanceiidae |      Choridactylinae | Perciformes/Scorpaenoidei | 3 | 27 | stingers | |||
| 1998 | subfamily, Synanceiidae |      Synanceiinae | Perciformes/Scorpaenoidei | 6 | 11 | stonefishes | |||||
| SCORPAENIFORMES/SCORPAENOIDEI | NEOSEBASTINAE,
  SCORPAENIDAE | 1998 | upgraded to family | Neosebastidae | Perciformes/Scorpaenoidei | 2 | 18 | gurnard scorpionfishes | |||
| SCORPAENIFORMES/SCORPAENOIDEI | PLECTROGENINAE,
  SCORPAENIDAE | 1998 | upgraded to family | Plectrogeniidae | Perciformes/Scorpaenoidei | 2 | 13 | stinger flatheads | |||
| SCORPAENIFORMES/SCORPAENOIDEI | SCORPAENIDAE | combined | 2007,22 | Scorpaenidae | Perciformes/Scorpaenoidei | 38 | 385 | scorpionfishes | SCORPAENIFORMES/PLATYCEPHALOIDEI > 2019: Perciformes/Scorpaenoidei | ||
| SCORPAENIFORMES/SCORPAENOIDEI | Minoinae,
  SCORPAENIDAE | 1998 | subfamily, Synanceiidae | 2022 | Minous into Synanceiidae, Choridactylinae | still a Synanceidae subfamily | |||||
| SCORPAENIFORMES/SCORPAENOIDEI | Scorpaeninae,
  SCORPAENIDAE |      Scorpaeninae | Perciformes/Scorpaenoidei | 18 | 204 | scorpionfishes | |||||
| SCORPAENIFORMES/SCORPAENOIDEI | CARACANTHIDAE | 2007 | downgraded to subfamily |      Caracanthinae | Perciformes/Scorpaenoidei | 1 | 5 | coral crouchers | |||
| SCORPAENIFORMES/SCORPAENOIDEI | Pteroinae,
  SCORPAENIDAE |      Pteroinae | Perciformes/Scorpaenoidei | 8 | 30 | turkeyfishes and lionfishes | |||||
| SCORPAENIFORMES/SCORPAENOIDEI | SETARCHINAE,
  SCORPAENIDAE | 1998 SETARCHIDAE | downgraded to subfamily | 2022 |      Setarchinae | Perciformes/Scorpaenoidei | 4 | 12 | deepsea bristly scorpionfishes |  | |
| SCORPAENIFORMES/SCORPAENOIDEI | Sebastolobinae,
  SCORPAENIDAE | 1998 Sebastolobinae, SEBASTIDAE | 2022 |      Sebastolobinae | Perciformes/Scorpaenoidei | 3 | 10 | thornyheads | still a Sebastidae subfamily | ||
| SCORPAENIFORMES/SCORPAENOIDEI | Sebastinae,
  SCORPAENIDAE | 1998 Sebastinae, SEBASTIDAE | 2022 |      Sebastinae | Perciformes/Scorpaenoidei | 4 | 124 | rockfishes | still a Sebastidae subfamily | ||
| SCORPAENIFORMES/SCORPAENOIDEI | CONGIOPODIDAE
  (horsefishes) | split up | 2012 | Congiopodidae | Perciformes/Scorpaenoidei | 1 | 6 | racehorses or pigfishes | SCORPAENIFORMES/PLATYCEPHALOIDEI > 2019: Perciformes/Scorpaenoidei | ||
| 2017 Congiopodinae | subfamily deleted | 2021 | |||||||||
| 2017 Zanclorhynchinae | upgraded to family | 2021 | Zanclorhynchidae | Perciformes/Scorpaenoidei | 2 | 3 | horsefishes | ||||
| SCORPAENIFORMES/COTTOIDEI | NORMANICHTHYIDAE | 2019 | Normanichthyidae | Perciformes/Scorpaenoidei | 1 | 1 | barehead scorpionfishes | SCORPAENIFORMES/COTTOIDEI > 2019: Perciformes/Scorpaenoidei | |||
| SCORPAENIFORMES/ANOPLOPOMATOIDEI | ANOPLOPOMATIDAE (sablefishes and skilfishes) | 2019 | Anoplopomatidae | Perciformes/Cottoidei | 2 | 2 | sablefishes | SCORPAENIFORMES/ANOPLOPOMATOIDEI > 2019: Perciformes/Cottoidei | |||
| SCORPAENIFORMES/HEXAGRAMMOIDEI' | ZANIOLEPIDINAE,
  HEXAGRAMMIDAE ' | 1998-2007 ZANIOLEPIDOIDEI | upgraded to family | 2019 | Zaniolepididae | Perciformes/Cottoidei | 1 | 2 | combfishes | ' also 2008~2018 | |
| SCORPAENIFORMES/HEXAGRAMMOIDEI | HEXAGRAMMIDAE | 2019 | Hexagrammidae | Perciformes/Cottoidei | 4 | 10 | greenlings | SCORPAENIFORMES/HEXAGRAMMOIDEI > 2019: Perciformes/Cottoidei | |||
| SCORPAENIFORMES/HEXAGRAMMOIDEI | Hexagramminae |      Hexagramminae | Perciformes/Cottoidei | 1 | 6 | greenlings | |||||
| SCORPAENIFORMES/HEXAGRAMMOIDEI | Pleurogramminae |      Pleurogramminae | Perciformes/Cottoidei | 1 | 2 | Atka mackerels | |||||
| SCORPAENIFORMES/HEXAGRAMMOIDEI | Ophiodontinae |      Ophiodontinae | Perciformes/Cottoidei | 1 | 1 | lingcods | |||||
| SCORPAENIFORMES/HEXAGRAMMOIDEI | Oxylebiinae |      Oxylebiinae | Perciformes/Cottoidei | 1 | 1 | painted greenlings | |||||
| SCORPAENIFORMES/COTTOIDEI | Rhamphocottus in Cottidae | 1998 RAMPHOCOTTIDAE (grunt sculpins) | 2019 | Rhamphocottidae | Perciformes/Cottoidei | 3 | 5 | horsehead sculpins or grunt sculpins | |||
| SCORPAENIFORMES/COTTOIDEI | EREUNIIDAE | 2022 | into Rhamphocottidae | ||||||||
| SCORPAENIFORMES/COTTOIDEI | Jordania in Cottidae | ex Cottidae | 2022 | Jordaniidae | Perciformes/Cottoidei | 3 | 3 | longfin sculpins | |||
| SCORPAENIFORMES/COTTOIDEI | COTTIDAE | 2022 | marine species to Psychrolutidae | Cottidae | Perciformes/Cottoidei | 18 | 118 | sculpins | SCORPAENIFORMES/COTTOIDEI > 2019: Perciformes/Cottoidei | ||
| SCORPAENIFORMES/COTTOIDEI | COMEPHORIDAE | COMEPHORIDAE (Baikal oilfishes) | 2019 | into Cottidae | |||||||
| SCORPAENIFORMES/COTTOIDEI | COTTOCOMEPHORIDAE | 2019 | into Cottidae | ||||||||
| SCORPAENIFORMES/COTTOIDEI | Abyssocottus in
  COMEPHORIDAE  | 1998 ABYSSOCOTTIDAE | into Cottidae | ||||||||
| SCORPAENIFORMES/COTTOIDEI | PSYCHROLUTIDAE | 2022 | marine species from Cottidae | Psychrolutidae | Perciformes/Cottoidei | 63 | 214 | marine sculpins | SCORPAENIFORMES/COTTOIDEI > 2019: Perciformes/Cottoidei | ||
| SCORPAENIFORMES/COTTOIDEI | 1998 BATHYLUTICHTHYIDAE | 2021 | into Psychrolutidae | ||||||||
| SCORPAENIFORMES/COTTOIDEI | AGONIDAE | Agonidae | Perciformes/Cottoidei | 25 | 63 | poachers | SCORPAENIFORMES/COTTOIDEI > 2019: Perciformes/Cottoidei | ||||
| 2008 | subfamily |      Agoninae | Perciformes/Cottoidei | 6 | 15 | sturgeon poachers | |||||
| 2008 | subfamily |      Anoplagoninae | Perciformes/Cottoidei | 2 | 5 | alligator fishes | |||||
| 2008 | subfamily |      Bathyagoninae | Perciformes/Cottoidei | 3 | 9 | starsnouts | |||||
| 2008 | subfamily |      Brachyopsinae | Perciformes/Cottoidei | 6 | 11 | uppermouth poachers | |||||
| 2008 | subfamily |      Hypsagoninae | Perciformes/Cottoidei | 3 | 7 | dragon poachers | |||||
| 2008 | subfamily |      Bothragoninae | Perciformes/Cottoidei | 1 | 2 | rockheads | |||||
| SCORPAENIFORMES/COTTOIDEI | Hemitripterus
  in Cottidae | 1998 HEMITRIPTERIDAE | subfamily, Agonidae | 2022 |      Hemitripterinae | Perciformes/Cottoidei | 4 | 14 | sailfin sculpins | ||
| PERCIFORMES/TRACHINOIDEI | TRICHODONTIDAE | 2019 | Trichodontidae | Perciformes/Cottoidei | 2 | 2 | sandfishes | Perciformes/Uranoscopoidei since 2021 | PERCIFORMES/TRACHINOIDEI > 2019: Perciformes/Cottoidei | ||
| SCORPAENIFORMES/COTTOIDEI | CYCLOPTERIDAE | 2019 | Cyclopteridae | Perciformes/Cottoidei | 6 | 32 | lumpfishes | SCORPAENIFORMES/COTTOIDEI > 2019: Perciformes/Cottoidei | |||
| SCORPAENIFORMES/COTTOIDEI | Cyclopterinae,
  CYCLOPTERIDAE | 2017 | subfamily, Cyclopteridae |      Cyclopterinae | Perciformes/Cottoidei | 1 | 1 | lumpsuckers | |||
| 2017 | subfamily, Cyclopteridae |      Liparopsinae | Perciformes/Cottoidei | 1 | 1 | smooth lumpsuckers | |||||
| 2017 | subfamily, Cyclopteridae |      Eumicrotreminae | Perciformes/Cottoidei | 4 | 30 | spiny lumpsuckers | |||||
| SCORPAENIFORMES/COTTOIDEI | Liparinae,
  CYCLOPTERIDAE | 2008 | upgraded to family | Liparidae | Perciformes/Cottoidei | 31 | 454 | snailfishes | SCORPAENIFORMES/COTTOIDEI > 2019: Perciformes/Cottoidei | ||
| GASTEROSTEIFORMES | HYPOPTYCHIDAE | 2017 | Hypoptychidae | Perciformes/Gasterosteoidei | 2 | 2 | sand-eels | GASTEROSTEIFORMES > 2017: Perciformes/Gasterosteoidei | |||
| GASTEROSTEIFORMES | GASTEROSTEIDAE | 2017 | Gasterosteidae | Perciformes/Gasterosteoidei | 5 | 20 | sticklebacks | GASTEROSTEIFORMES > 2017: Perciformes/Gasterosteoidei | |||
| GASTEROSTEIFORMES | AULORHYNCHIDAE | 2017 | Aulorhynchidae | Perciformes/Gasterosteoidei | 1 | 1 | tubesnouts | GASTEROSTEIFORMES > 2017: Perciformes/Gasterosteoidei | |||
| PERCIFORMES/ZOARCOIDEI | ZOARCIDAE | Zoarcidae | Perciformes/Zoarcoidei | 59 | 314 | eelpouts | |||||
| 2008 | subfamily |      Lycodinae ' | Perciformes/Zoarcoidei | 42 | 247 | ' not to  be confused with
  Lyconidae (Gadiformes) | |||||
| 2008 | subfamily |      Lycozoarcinae | Perciformes/Zoarcoidei | 1 | 1 | ||||||
| 2008 | subfamily |      Zoarcinae | Perciformes/Zoarcoidei | 1 | 6 | eelpouts | |||||
| 2008 | subfamily |      Gymnelinae | Perciformes/Zoarcoidei | 15 | 60 | pouts | |||||
| PERCIFORMES/ZOARCOIDEI | ANARHICHADIDAE | Anarhichadidae | Perciformes/Zoarcoidei | 2 | 5 | wolffishes | |||||
| 2008 | Neozoarcinae, STICHAEIDAE ' | 2017 | Neozoarcidae | Perciformes/Zoarcoidei | 2 | 10 | ' > 2010 Zoarcidae | ||||
| 2018 | ex Stichaeidae, Zoarcidae | Eulophiidae | Perciformes/Zoarcoidei | 3 | 5 | ||||||
| PERCIFORMES/ZOARCOIDEI | STICHAEIDAE | split up | 2018 | Stichaeidae | Perciformes/Zoarcoidei | 17 | 39 | pricklebacks | |||
| 2008 | subfamily |      Stichaeinae | Perciformes/Zoarcoidei | 7 | 14 | ||||||
| 2008 | subfamily |      Chirolophinae | Perciformes/Zoarcoidei | 4 | 12 | ||||||
| 2018 | subfamily |      Alectriinae | Perciformes/Zoarcoidei | 2 | 7 | cockscombs | |||||
| 2008 | subfamily |      Xiphisterinae | Perciformes/Zoarcoidei | 4 | 6 | ||||||
| 2008 | Lumpeninae > family | 2018 | Lumpenidae | Perciformes/Zoarcoidei | 8 | 11 | eel pricklebacks | ||||
| 2008 | Opisthocentrinae > family | 2018 | Opisthocentridae | Perciformes/Zoarcoidei | 6 | 12 | |||||
| 2013-2017 | Azygopterinae,
  STICHAEIDAE | ||||||||||
| PERCIFORMES/ZOARCOIDEI | PHOLIDAE =
  Phodidae | Pholidae | Perciformes/Zoarcoidei | 4 | 15 | gunnels | |||||
| 2018 | subfamily |      Pholinae | Perciformes/Zoarcoidei | 1 | 11 | pigmented gunnels | |||||
| 2018 | subfamily |      Apodichthyinae | Perciformes/Zoarcoidei | 3 | 4 | penpoint gunnels | |||||
| PERCIFORMES/ZOARCOIDEI | PTILICHTHYIDAE | Ptilichthyidae | Perciformes/Zoarcoidei | 1 | 1 | quillfishes | |||||
| PERCIFORMES/ZOARCOIDEI | ZAPRORIDAE | Zaproridae | Perciformes/Zoarcoidei | 1 | 1 | prowfishes | |||||
| PERCIFORMES/ZOARCOIDEI | CRYPTACANTHODIDAE | Cryptacanthodidae | Perciformes/Zoarcoidei | 1 | 4 | wrymouths | |||||
| 2018 | ex Stichaeidae | Cebidichthyidae | Perciformes/Zoarcoidei | 3 | 6 | monkeyface pricklebacks | |||||
| PERCIFORMES/ZOARCOIDEI | SCYTALINIDAE | Scytalinidae | Perciformes/Zoarcoidei | 1 | 1 | graveldivers | |||||
| PERCIFORMES/ZOARCOIDEI | BATHYMASTERIDAE | Bathymasteridae | Perciformes/Zoarcoidei | 3 | 7 | ronquils | |||||
| 2021 | ex Percichthyidae | "Percalates-clade" | Centrarchiformes/Percalatoidei | 1 | 2 | Australian basses | Percalatidae | ||||
| PERCIFORMES/PERCOIDEI | Girellinae,
  KYPHOSIDAE | 2019 | upgraded to family | Girellidae | Centrarchiformes/Terapontoidei | 2 | 20 | nibblers | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Terapontoidei | ||
| PERCIFORMES/PERCOIDEI | Scorpidinae,
  KYPHOSIDAE | 2019 | upgraded to family | Scorpididae | Centrarchiformes/Terapontoidei | 4 | 11 | halfmoons | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Terapontoidei | ||
| PERCIFORMES/PERCOIDEI | KYPHOSIDAE | split up | 2019 | ||||||||
| PERCIFORMES/PERCOIDEI | Kyphosinae,
  KYPHOSIDAE | 2019 | subfamily deleted | Kyphosidae | Centrarchiformes/Terapontoidei | 2 | 12 | sea chubs | |||
| PERCIFORMES/PERCOIDEI | KUHLIIDAE | 2018 | Kuhliidae | Centrarchiformes/Terapontoidei | 1 | 13 | flagtails or aholeholes | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Terapontoidei | |||
| PERCIFORMES/PERCOIDEI | TERAPONTIDAE
  = Therapontidae | 2018 | Terapontidae | Centrarchiformes/Terapontoidei | 16 | 62 | grunters or tigerfishes | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Terapontoidei | |||
| PERCIFORMES/PERCOIDEI | Coracinidae | 1998 DICHISTIIDAE (galjoens) | Dichistiidae | Centrarchiformes/Terapontoidei | 1 | 2 | galjoens | ||||
| PERCIFORMES/PERCOIDEI | OPLEGNATHIDAE | 2018 | Oplegnathidae | Centrarchiformes/Terapontoidei | 1 | 7 | knifejaws | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Terapontoidei | |||
| 2021 | ex Serranidae | Caesioscorpididae | Centrarchiformes/Terapontoidei | 1 | 1 | blowhole perches | Perciformes/Serranoidei since 2021 | ||||
| PERCIFORMES/PERCOIDEI | Microcanthinae,
  KYPHOSIDAE | 2019 | upgraded to family | Microcanthidae | Centrarchiformes/Terapontoidei | 4 | 6 | stripeys | |||
| PERCIFORMES/PERCOIDEI | CENTRARCHIDAE | 2018 | Centrarchidae | Centrarchiformes/Centrarchoidei | 8 | 41 | sunfishes and freshwater basses | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Centrarchoidei | |||
| 2021 | subfamily |      Centrarchinae | Centrarchiformes/Centrarchoidei | 6 | 12 | not in Fishbase | |||||
| 2021 | subfamily |      Lepominae | Centrarchiformes/Centrarchoidei | 2 | 29 | not in Fishbase | |||||
| PERCIFORMES/PERCOIDEI | ELASSOMATIDAE | 2018 | Elassomatidae | Centrarchiformes/Centrarchoidei | 1 | 7 | pygmy sunfishes | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Centrarchoidei | |||
| 2017 | ex Percichthyidae | Sinipercidae | Centrarchiformes/Centrarchoidei | 2 | 14 | Chinese perches | |||||
| PERCIFORMES/PERCOIDEI | ENOPLOSIDAE | 2018 | Enoplosidae | Centrarchiformes/Centrarchoidei | 1 | 1 | oldwives | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Centrarchoidei | |||
| PERCIFORMES/PERCOIDEI | PERCICHTHYIDAE,
  Perciliidae included | 2018 | Percichthyidae | Centrarchiformes/Centrarchoidei | 7 | 23 | temperate basses | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Centrarchoidei | |||
| 2008 | ex Percichthyidae | Perciliidae | Centrarchiformes/Centrarchoidei | 1 | 2 | southern basses | |||||
| PERCIFORMES/PERCOIDEI | PARASCORPIDIDAE | 2018 | Parascorpididae | Centrarchiformes/Centrarchoidei | 1 | 1 | jutjaws | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Centrarchoidei | |||
| PERCIFORMES/PERCOIDEI | CIRRHITIDAE | 2018 | Cirrhitidae | Centrarchiformes/Cirrhitioidei | 12 | 35 | hawkfishes | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Cirrhitioidei | |||
| PERCIFORMES/PERCOIDEI | CHIRONEMIDAE | 2018 | Chironemidae | Centrarchiformes/Cirrhitioidei | 1 | 6 | kelpfishes | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Cirrhitioidei | |||
| PERCIFORMES/PERCOIDEI | APLODACTYLIDAE | 2018 | Aplodactylidae | Centrarchiformes/Cirrhitioidei | 1 | 5 | marblefishes | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Cirrhitioidei | |||
| PERCIFORMES/PERCOIDEI | CHEILODACTYLIDAE | 2018 | Cheilodactylidae | Centrarchiformes/Cirrhitioidei | 1 | 2 | fingerfins | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Cirrhitioidei | |||
| PERCIFORMES/PERCOIDEI | LATRIDAE =
  Latrididae | 2018 | Latridae | Centrarchiformes/Cirrhitioidei | 9 | 32 | trumpeters | PERCIFORMES/PERCOIDEI > 2018: Centrarchiformes/Cirrhitioidei | |||
| PERCIFORMES/PERCOIDEI | CENTROGENIIDAE | 2022 | Centrogenyidae | Labriformes/Labroidei | 1 | 3 | false scorpionfishes | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Labriformes/Labroidei | ||
| PERCIFORMES/LABROIDEI | LABRIDAE | 2022 | Labridae | Labriformes/Labroidei | 75 | 676 | wrasses | Eupercaria/misc since 2021 | PERCIFORMES/LABROIDEI > 2022: Labriformes/Labroidei | ||
| PERCIFORMES/LABROIDEI | SCARIDAE | 2023 | into Labridae | Scaridae in Eupercaria/misc since 2021 | |||||||
| PERCIFORMES/LABROIDEI | Scarinae | subfamily deleted | 2023 | ||||||||
| PERCIFORMES/LABROIDEI | Sparisomatinae | subfamily deleted | 2023 | ||||||||
| PERCIFORMES/LABROIDEI | ODACIDAE | 2022 | Odacidae | Labriformes/Labroidei | 8 | 12 | cales | Eupercaria/misc since 2021 | PERCIFORMES/LABROIDEI > 2022: Labriformes/Labroidei; May 2025: Odacidae into Labridae | ||
| PERCIFORMES/TRACHINOIDEI | AMMODYTIDAE | 2022 | Ammodytidae | Labriformes/Uranoscopoidei | 7 | 35 | sand lances | Perciformes/Uranoscopoidei since 2021 | PERCIFORMES/TRACHINOIDEI > 2022: Labriformes/Uranoscopoidei | ||
| PERCIFORMES/TRACHINOIDEI | URANOSCOPIDAE | 2022 | Uranoscopidae | Labriformes/Uranoscopoidei | 7 | 59 | stargazers | Perciformes/Uranoscopoidei since 2021 | PERCIFORMES/TRACHINOIDEI > 2022: Labriformes/Uranoscopoidei | ||
| PERCIFORMES/TRACHINOIDEI | Xenocephalidae | 1998 into Uranoscopidae | |||||||||
| PERCIFORMES/TRACHINOIDEI | LEPTOSCOPIDAE | 2022 | Leptoscopidae | Labriformes/Uranoscopoidei | 3 | 5 | southern sandfishes | Perciformes/Uranoscopoidei since 2021 ' | PERCIFORMES/TRACHINOIDEI > 2022: Labriformes/Uranoscopoidei | ||
| PERCIFORMES/TRACHINOIDEI | PINGUIPEDIDAE
  = Parapercidae | split up | 2008 | Pinguipedidae | Labriformes/Uranoscopoidei | 7 | 101 | sandperches | Perciformes/Uranoscopoidei since 2021 | PERCIFORMES/TRACHINOIDEI > 2022: Labriformes/Uranoscopoidei | |
| 2008 | ex Pinguipedidae | Cheimarrichthyidae | Labriformes/Uranoscopoidei | 1 | 1 | New Zealand torrentfishes | Perciformes/Uranoscopoidei since 2021 | ||||
| PERCIFORMES/PERCOIDEI | SCOMBROPIDAE | 2018 | Scombropidae | Acropomatiformes | 1 | 3 | gnomefishes | PERCIFORMES/PERCOIDEI > 2018: Acropomatiformes | |||
| PERCIFORMES/PERCOIDEI | OSTRACOBERYX
  incertae sedis | 2018 | Ostracoberycidae | Acropomatiformes | 1 | 3 | shellskin alfonsinos | PERCIFORMES/PERCOIDEI > 2018: Acropomatiformes | |||
| PERCIFORMES/PERCOIDEI | ACROPOMATIDAE | 2018 | Acropomatidae | Acropomatiformes | 2 | 13 | lanternbellies | PERCIFORMES/PERCOIDEI > 2018: Acropomatiformes | |||
| PERCIFORMES/PERCOIDEI | SYMPHYSANODONTIDAE | 2018 | Symphysanodontidae | Acropomatiformes | 2 | 13 | slopefishes | PERCIFORMES/PERCOIDEI > 2018: Acropomatiformes | |||
| PERCIFORMES/PERCOIDEI | EPIGONIDAE | 2018 | Epigonidae | Acropomatiformes | 6 | 50 | deepwater cardinalfishes | PERCIFORMES/PERCOIDEI > 2018: Acropomatiformes | |||
| PERCIFORMES/PERCOIDEI | 2008 | ex incertae sedis | Howellidae | Acropomatiformes | 3 | 10 | lanternbellies or oceanic basslets | ||||
| PERCIFORMES/PERCOIDEI | POLYPRIONIDAE | split up | 2022 | Polyprionidae | Acropomatiformes | 1 | 2 | wreckfishes | PERCIFORMES/PERCOIDEI > 2018: Acropomatiformes | ||
| 2008 | ex incertae sedis | Lateolabracidae | Acropomatiformes | 1 | 3 | Asian seaperches | |||||
| PERCIFORMES/PERCOIDEI | GLAUCOSOMATIDAE | 2018 | Glaucosomatidae | Acropomatiformes | 1 | 4 | pearl perches | PERCIFORMES/PERCOIDEI > 2018: Acropomatiformes | |||
| PERCIFORMES/PERCOIDEI | PEMPHERIDAE | 2018 | Pempheridae | Acropomatiformes | 2 | 85 | sweepers | PERCIFORMES/PERCOIDEI > 2018: Acropomatiformes | |||
| PERCIFORMES/PERCOIDEI | DINOLESTIDAE | 2018 | Dinolestidae | Acropomatiformes | 1 | 1 | longfinned pikes | PERCIFORMES/PERCOIDEI > 2018: Acropomatiformes | |||
| 2022 | ex Polyprionidae | Stereolepididae | Acropomatiformes | 1 | 2 | giant sea basses | |||||
| PERCIFORMES/PERCOIDEI | BANJOSIDAE | 2018 | Banjosidae | Acropomatiformes | 1 | 4 | banjofishes | PERCIFORMES/PERCOIDEI > 2018: Acropomatiformes | |||
| PERCIFORMES/PERCOIDEI | PENTACEROTIDAE | 2018 | Pentacerotidae | Acropomatiformes | 7 | 13 | armorheads | PERCIFORMES/PERCOIDEI > 2018: Acropomatiformes | |||
| 2012 | subfamily |      Histiopterinae | Acropomatiformes | 6 | 7 | sailfin armorheads | |||||
| 2012 | subfamily |      Pentacerotinae | Acropomatiformes | 1 | 6 | ||||||
| 2018 | ex Acropomatidae | Malakichthyidae | Acropomatiformes | 3 | 17 | temperate ocean-basses | |||||
| PERCIFORMES/TRACHINOIDEI | CHAMPSODONTIDAE | 2018 | Champsodontidae | Acropomatiformes | 1 | 13 | gapers | PERCIFORMES/TRACHINOIDEI > 2018: Acropomatiformes | |||
| PERCIFORMES/TRACHINOIDEI | Hemerocoetinae,
  PERCOPHIDAE | 2018 | upgraded to family | Hemerocoetidae | Acropomatiformes | 8 | 27 | Indo-Pacific duckbills | |||
| PERCIFORMES/TRACHINOIDEI | CREEDIIDAE | 2018 | Creediidae | Acropomatiformes | 8 | 18 | sand burrowers | PERCIFORMES/TRACHINOIDEI > 2018: Acropomatiformes | |||
| 2018 | ex Acropomatidae | Synagropidae | Acropomatiformes | 4 | 17 | splitfin ocean-basses | |||||
| PERCIFORMES/PERCOIDEI | BATHYCLUPEIDAE | 2021 | Bathyclupeidae | Acropomatiformes | 2 | 10 | deepsea herrings | PERCIFORMES/PERCOIDEI > 2021: Acropomatiformes | |||
| PERCIFORMES/PERCOIDEI | GERREIDAE | 2022 | Gerreidae | Acanthuriformes | 7 | 54 | mojarras | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| PERCIFORMES/PERCOIDEI | SILLAGINIDAE | 2022 | Sillaginidae | Acanthuriformes | 5 | 39 | sillagos | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| PERCIFORMES/PERCOIDEI | MORONIDAE | 2022 | Moronidae | Acanthuriformes | 2 | 6 | white basses or temperate basses | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| PERCIFORMES/PERCOIDEI | DREPANIDAE | 2019 | Drepaneidae | Acanthuriformes | 1 | 3 | sicklefishes | PERCIFORMES/PERCOIDEI > 2019: Acanthuriformes | |||
| PERCIFORMES/PERCOIDEI | EPHIPPIDAE | 2019 | Ephippidae | Acanthuriformes | 8 | 15 | spadefishes and batfishes | PERCIFORMES/PERCOIDEI > 2019: Acanthuriformes | |||
| PERCIFORMES/PERCOIDEI | SCIAENIDAE | 2022 | Sciaenidae | Acanthuriformes | 68 | 298 | croakers and drums | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| PERCIFORMES/PERCOIDEI | DINOPERCIDAE | 2022 | Dinopercidae | Acanthuriformes | 2 | 2 | cavebasses | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| PERCIFORMES/PERCOIDEI | HAEMULIDAE | 2022 | Haemulidae | Acanthuriformes | 21 | 136 | grunts | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| PERCIFORMES/PERCOIDEI | INERMIIDAE | 2010 | into Haemulidae | ||||||||
| 2011 | subfamily |      Haemulinae | Acanthuriformes | 17 | 95 | Eupercaria/misc since 2021 | |||||
| 2011 | subfamily |      Plectorhinchinae | Acanthuriformes | 4 | 41 | sweetlips | Eupercaria/misc since 2021 | ||||
| PERCIFORMES/PERCOIDEI | LOBOTIDAE | 2019 | Lobotidae | Acanthuriformes | 3 | 15 | tripletails and tigerperches | PERCIFORMES/PERCOIDEI > 2019: Acanthuriformes | |||
| PERCIFORMES/PERCOIDEI | Datnioides in Lobotidae | 1998-2007 COIIDAE, 2008-2018 Datnioididae (tigerperches) | 2019 into Lobotidae | ||||||||
| Hapalogenys incertae sedis | 2008-2018
  Hapalogenyidae | 2019 into Lobotidae | |||||||||
| PERCIFORMES/PERCOIDEI | MONODACTYLIDAE | 2022 | Monodactylidae | Acanthuriformes | 1 | 4 | moonies | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| PERCIFORMES/PERCOIDEI | EMMELICHTHYIDAE | 2022 | Emmelichthyidae | Acanthuriformes | 3 | 18 | rovers | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| PERCIFORMES/PERCOIDEI | LUTJANIDAE | 2022 | Lutjanidae | Acanthuriformes | 21 | 138 | snappers | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| 2021 | subfamily |      Apsilinae | Acanthuriformes | 4 | 13 | Eupercaria/misc since 2021 | |||||
| 2021 | subfamily |      Etelinae | Acanthuriformes | 5 | 21 | snappers | Eupercaria/misc since 2021 | ||||
| 2021 | subfamily |      Paradicichthyinae | Acanthuriformes | 2 | 2 | sailfin snappers | Eupercaria/misc since 2021 | ||||
| 2021 | subfamily |      Lutjaninae | Acanthuriformes | 10 | 102 | snappers & fusiliers | Eupercaria/misc since 2021 | ||||
| PERCIFORMES/PERCOIDEI | MALACANTHIDAE | split up | 2021 | ||||||||
| PERCIFORMES/PERCOIDEI | Malacanthinae | Malacanthidae | Acanthuriformes | 2 | 16 | tilefishes or sand tilefishes | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | |||
| PERCIFORMES/PERCOIDEI | Latilinae =
  Branchiosteginae | 2020 | upgraded to family | Latilidae | Acanthuriformes | 3 | 30 | deepwater tilefishes | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | |
| PERCIFORMES/PERCOIDEI | POMACANTHIDAE | 2019 | Pomacanthidae | Acanthuriformes | 7 | 90 | angelfishes | PERCIFORMES/PERCOIDEI > 2019: Acanthuriformes | |||
| PERCIFORMES/PERCOIDEI | CHAETODONTIDAE | 2019 | Chaetodontidae | Acanthuriformes | 12 | 137 | butterflyfishes | PERCIFORMES/PERCOIDEI > 2019: Acanthuriformes | |||
| 2022 | subfamily |      Heniochinae | Acanthuriformes | 8 | 28 | bannerfishes | not in Fishbase | ||||
| 2022 | subfamily |      Chaetodontinae | Acanthuriformes | 2 | 100 | butterflyfishes | not in Fishbase | ||||
| PERCIFORMES/PERCOIDEI | LEIOGNATHIDAE | 2019 | Leiognathidae | Acanthuriformes | 10 | 51 | ponyfishes or slipmouths | PERCIFORMES/PERCOIDEI > 2019: Acanthuriformes | |||
| 2015 | subfamily |      Leiognathinae | Acanthuriformes | 2 | 11 | ||||||
| 2015 | subfamily |      Gazzinae | Acanthuriformes | 8 | 40 | ||||||
| PERCIFORMES/ACANTHUROIDEI | LUVARIDAE | 2019 | Luvaridae | Acanthuriformes | 1 | 1 | luvars | PERCIFORMES/ACANTHUROIDEI > 2019: Acanthuriformes | |||
| PERCIFORMES/ACANTHUROIDEI | ZANCLIDAE | 2019 | Zanclidae | Acanthuriformes | 1 | 1 | Moorish idols | PERCIFORMES/ACANTHUROIDEI > 2019: Acanthuriformes | |||
| PERCIFORMES/ACANTHUROIDEI | ACANTHURIDAE | 2019 | Acanthuridae | Acanthuriformes | 6 | 85 | surgeonfishes and unicornfishes | PERCIFORMES/ACANTHUROIDEI > 2019: Acanthuriformes | |||
| PERCIFORMES/PERCOIDEI | CALLANTHIIDAE | 2022 | Callanthiidae | Acanthuriformes | 2 | 18 | splendid perches | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| PERCIFORMES/PERCOIDEI | NEMIPTERIDAE,
  Scolopsidae included | 2022 | Nemipteridae | Acanthuriformes | 5 | 78 | threadfin breams and spinycheeks | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| PERCIFORMES/PERCOIDEI | LETHRINIDAE | 2022 | Lethrinidae | Acanthuriformes | 5 | 46 | emperor snappers | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| 2020 | subfamily |      Lethrininae | Acanthuriformes | 1 | 30 | emperors | Eupercaria/misc since 2021 | ||||
| 2020 | subfamily |      Monotaxinae | Acanthuriformes | 4 | 16 | big-eye seabreams | Eupercaria/misc since 2021 | ||||
| PERCIFORMES/PERCOIDEI | SPARIDAE | Sparidae | Acanthuriformes | 39 | 164 | porgys and seabreams | Eupercaria/misc since 2021 | ||||
| PERCIFORMES/PERCOIDEI | CAESIONIDAE | 2022 | into Lutjanidae | Caesionidae in Eupercaria/misc since 2021 | |||||||
| PERCIFORMES/PERCOIDEI | CENTRACANTHIDAE | 2017 | into Sparidae | ||||||||
| PERCIFORMES/ACANTHUROIDEI | SIGANIDAE | 2019 | Siganidae | Acanthuriformes | 1 | 32 | rabbitfishes | PERCIFORMES/ACANTHUROIDEI > 2019: Acanthuriformes | |||
| PERCIFORMES/PERCOIDEI | SCATOPHAGIDAE | 1998 > ACANTHUROIDEI | 2019 | Scatophagidae | Acanthuriformes | 2 | 4 | scats | PERCIFORMES/PERCOIDEI, 1998 > ACANTHUROIDEI,  > 2019: Acanthuriformes | ||
| PERCIFORMES/PERCOIDEI | CEPOLIDAE,
  Owstoniidae included | 2022 | Cepolidae | Acanthuriformes | 3 | 46 | bandfishes | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| 2016 | subfamily |      Cepolinae | Acanthuriformes | 2 | 9 | Eupercaria/misc since 2021 | |||||
| 2016 | subfamily |      Owstoniinae | Acanthuriformes | 1 | 37 | Eupercaria/misc since 2021 | |||||
| PERCIFORMES/PERCOIDEI | PRIACANTHIDAE | 2022 | Priacanthidae | Acanthuriformes | 4 | 22 | bigeyes | Eupercaria/misc since 2021 | PERCIFORMES/PERCOIDEI > 2022: Acanthuriformes | ||
| ZEIFORMES | CAPROIDAE | split up | 2019 | Caproidae | Acanthuriformes | 1 | 1 | boarfishes | ZEIFORMES > 2019: Acanthuriformes | ||
| 2019 | ex Caproidae | Antigoniidae | Acanthuriformes | 1 | 18 | deepwater boarfishes | |||||
| LOPHIIFORMES | LOPHIIDAE | Lophiidae | Lophiiformes/Lophioidei | 4 | 34 | goosefishes or monkfishes | |||||
| LOPHIIFORMES | OGCOCEPHALIDAE | Ogcocephalidae | Lophiiformes/Ogcocephaloidei | 10 | 98 | batfishes | |||||
| 2022 | ex Antennariidae | Rhycheridae | Lophiiformes/Antennarioidei | 1 | 2 | Balrog frogfishes | May 2025: Rhycherinae subfamily within (back into) Antennariidae | ||||
| LOPHIIFORMES | BRACHIONICHTHYIDAE | Brachionichthyidae | Lophiiformes/Antennarioidei | 5 | 14 | warty anglerfishes | May 2025: Brachionichthyinae subfamily within Antennariidae | ||||
| LOPHIIFORMES | ANTENNARIIDAE
  (frogfishes) | split up | 2022 | Antennariidae | Lophiiformes/Antennarioidei | 6 | 32 | Fibonacci frogfishes | |||
| 2022 | ex Antennariidae | Histiophrynidae | Lophiiformes/Antennarioidei | 7 | 17 | starfingered frogfishes | May 2025: Histiophryninae subfamily within 
(back into) Antennariidae | ||||
| 2022 | ex Antennariidae | Tathicarpidae | Lophiiformes/Antennarioidei | 1 | 1 | longfin frogfishes | May 2025: Tathicarpinae subfamily within (back into) Antennariidae | ||||
| LOPHIIFORMES | TETRABRACHIIDAE | Tetrabrachiidae | Lophiiformes/Antennarioidei | 2 | 2 | tetrabrachiid frogfishes | May 2025: Tetrabrachiinae subfamily within Antennariidae | ||||
| LOPHIIFORMES | LOPHICHTHYIDAE | Lophichthyidae | Lophiiformes/Antennarioidei | 1 | 1 | lophichthyid frogfishes | May 2025: Lophichthyinae subfamily within Antennariidae | ||||
| LOPHIIFORMES | CHAUNACIDAE | Chaunacidae | Lophiiformes/Chaunacoidei | 2 | 33 | gapers or sea toads | |||||
| LOPHIIFORMES | CAULOPHRYNIDAE | Caulophrynidae | Lophiiformes/Ceratioidei | 2 | 5 | fanfins | |||||
| LOPHIIFORMES | NEOCERATIIDAE | Neoceratiidae | Lophiiformes/Ceratioidei | 1 | 1 | needlebeard seadevils or spiny seadevils | |||||
| LOPHIIFORMES | MELANOCETIDAE | Melanocetidae | Lophiiformes/Ceratioidei | 1 | 6 | black seadevils | |||||
| LOPHIIFORMES | HIMANTOLOPHIDAE | Himantolophidae | Lophiiformes/Ceratioidei | 1 | 23 | footballfishes | |||||
| LOPHIIFORMES | DICERATIIDAE | Diceratiidae | Lophiiformes/Ceratioidei | 2 | 7 | doublespine seadevils | |||||
| LOPHIIFORMES | ONEIRODIDAE | Oneirodidae | Lophiiformes/Ceratioidei | 17 | 77 | dreamers | |||||
| LOPHIIFORMES | THAUMATICHTHYIDAE | Thaumatichthyidae | Lophiiformes/Ceratioidei | 1 | 3 | wolftrap seadevils | |||||
| LOPHIIFORMES | CENTROPHRYNIDAE | Centrophrynidae | Lophiiformes/Ceratioidei | 1 | 1 | prickly seadevils | |||||
| LOPHIIFORMES | CERATIIDAE | Ceratiidae | Lophiiformes/Ceratioidei | 2 | 4 | seadevils | |||||
| LOPHIIFORMES | GIGANTACTINIDAE | Gigantactinidae | Lophiiformes/Ceratioidei | 2 | 25 | whipnose seadevils | |||||
| LOPHIIFORMES | LINOPHRYNIDAE | Linophrynidae | Lophiiformes/Ceratioidei | 5 | 27 | leftvent seadevils | |||||
| TETRAODONTIFORMES | TRIACANTHODIDAE | Triacanthodidae | Tetraodontiformes/Triacanthodoidei | 11 | 24 | spikefishes | |||||
| TETRAODONTIFORMES | TRIACANTHIDAE | Triacanthidae | Tetraodontiformes/Triacanthodoidei | 4 | 7 | triplespines | |||||
| TETRAODONTIFORMES | TRIODONTIDAE | Triodontidae | Tetraodontiformes/Tetraodontoidei | 1 | 1 | threetooth puffers | |||||
| TETRAODONTIFORMES | MOLIDAE | Molidae | Tetraodontiformes/Tetraodontoidei | 3 | 5 | molas or ocean sunfishes | |||||
| TETRAODONTIFORMES | DIODONTIDAE | Diodontidae | Tetraodontiformes/Tetraodontoidei | 7 | 19 | porcupinefishes and burrfishes | |||||
| TETRAODONTIFORMES | TETRAODONTIDAE,
  Canthigastrinae included | Tetraodontidae | Tetraodontiformes/Tetraodontoidei | 27 | 193 | puffers | |||||
| TETRAODONTIFORMES | Aracaninae,
  OSTRACIIDAE | 2008 | upgraded to family | Aracanidae | Tetraodontiformes/Balistoidei | 6 | 13 | deepwater boxfishes | |||
| TETRAODONTIFORMES | OSTRACIIDAE
  (boxfishes) = Ostraciontidae | split up | 2008 | ||||||||
| TETRAODONTIFORMES | Ostraciinae,
  OSTRACIIDAE | Ostraciidae | Tetraodontiformes/Balistoidei | 6 | 24 | boxfishes | |||||
| TETRAODONTIFORMES | MONACANTHIDAE | Monacanthidae | Tetraodontiformes/Balistoidei | 27 | 108 | filefishes | |||||
| TETRAODONTIFORMES | BALISTIDAE | Balistidae | Tetraodontiformes/Balistoidei | 12 | 39 | triggerfishes | |||||
| COELACANTHIFORMES | LATIMERIIDAE | Latimeriidae | Coelacanthiformes | 1 | 1 | coelacanths | |||||
| CERATODONTIFORMES | CERATODONTIDAE | 2011 | > Neoceratodontidae | Neoceratodontidae | Ceratodontiformes | 1 | 1 | Australian lungfishes | |||
| LEPIDOSIRENIFORMES | LEPIDOSIRENIDAE | split up | 1998 | ||||||||
| LEPIDOSIRENIFORMES | Lepidosireninae | 1998 | upgraded to family | Lepidosirenidae | Ceratodontiformes | 1 | 1 | South American lungfishes | |||
| LEPIDOSIRENIFORMES | PROTOPTERINAE | 1998 | upgraded to family | Protopteridae | Ceratodontiformes | 1 | 4 | African lungfishes | |||
| 5285 | 36983 | ||||||||||
|  |  |  | Leptoscopidae |  |  |  | southern sandfishes | ' Acropomatiformes from 2021 till 2024 |  | ||
| Eschmeyer 1990 | Eschmeyer 1990 | ex = extracted from | Eschmeyer Oct. 2024 | Eschmeyer Oct. 2024 | genus | species | Eschmeyer Oct. 2024 | Fishbase | Eschmeyer 1990 > 2024 | ||