Ostariophysi
Ostariophysi is a clade of Actinopterygii and the second-largest superorder of fish.
A milkfish (Chanos chanos)
Taxonomy
The superorder is classified below:
- Series Anotophysi
- Gonorynchiformes, about 37 species
- Series Otophysi (Euostariophysi)
- Cypriniformes (minnows and allies), about 4,501 species (contains Cyprinidae, largest family of freshwater fishes)
- Characiformes (characins and allies), about 2,168 species
- Siluriformes (catfishes), about 3,813 species
- Gymnotiformes (electric eels, American knifefishes), about 239 species (sometimes grouped under Siluriformes)
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