High-Level Classification
High-level classification of fish, basically based on Nelson, Joseph S. 2006 "Fishes of the World, 4th edition"
- Superclass Myxinomorphi [=Hyperotreti] * (hagfishes)
- Superclass Petromyzontomorphi [=Hyperoartia] *
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- Petromyzontiformes (lampreys)
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- Superclass Gnathostomata (jawed vertebrates)
- Class Chondrichthyes (cartilaginous fishes)
- Subclass Holocephali
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- Chimaeriformes (chimaeras)
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- Subclass Elasmobranchii (elasmobranchs)
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- Heterodontiformes (bullhead sharks)
- Orectolobiformes (carpet sharks)
- Lamniformes (mackerel sharks)
- Carcharhiniformes (ground sharks)
- Hexanchiformes (frilled and cow sharks)
- Echinorhiniformes (bramble sharks)
- Squaliformes (dogfish sharks)
- Squatiniformes (angel sharks)
- Pristiophoriformes (sawsharks)
- Torpediniformes (electric rays)
- Pristiformes (sawfishes)
- Rajiformes (skates and relatives)
- Myliobatiformes (stingrays and relatives)
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- Subclass Holocephali
- Class Actinopterygii (ray-finned fishes)
- Subclass Cladistia
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- Polypteriformes (birchirs)
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- Subclass Chrondrostei [=Chondrostei] *
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- Acipenseriformes (sturgeons and paddlefishes)
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- Subclass Neopterygii
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- Lepisosteiformes [=Semionotiformes] * (gars)
- Amiiformes (bowfins)
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- Subdivision Osteoglossomorpha
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- Hiodontiformes [=Osteoglossiformes] *
- Osteoglossiformes
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- Subdivision Elopomorpha
- Subdivision Ostarioclupeomorpha [=Otocephala]
- Superorder Clupeomorpha
- Superorder Ostariophysi
- Subdivision Euteleostei
- Superorder Protacanthopterygii
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- Argentiniformes [=Osmeriformes] *
- Osmeriformes
- Salmoniformes
- Esociformes
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- Superorder Stenopterygii
- Superorder Ateleopodomorpha
- Superorder Cyclosquamata
- Superorder Scopelomorpha
- Superorder Lampriomorpha
- Superorder Polymixiomorpha
- Superorder Paracanthopterygii
- Superorder Acanthopterygii
- Series Mugilomorpha
- Series Atherinomorpha
- Series Percomorpha
- Superorder Protacanthopterygii
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- Subclass Cladistia
- Class Sarcopterygii
- Subclass Coelacanthimorpha (lobe-finned fishes)
- Subclass Dipnotetrapodomorpha [=Dipnoi] * (lungfishes)
- Infraclass Tetrapoda (tetrapods)
- Class Chondrichthyes (cartilaginous fishes)
* Names with the asterisk are those in NCBI Taxonomy, and newly applied here (version 2.66).