Polypterus
Polypterus is a genus of freshwater fish in the bichir family (Polypteridae) of order Polypteriformes. The type species is the Nile bichir (P. bichir). Fish in this genus live in various areas in Africa. Polypterus is the only known vertebrate to have lungs, but no trachea.
| Polypterus | |
|---|---|
| Polypterus bichir | |
| Polypterus delhezi | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Polypteriformes |
| Family: | Polypteridae |
| Genus: | Polypterus Lacépède, 1803 |
| Type species | |
| Polypterus bichir Lacepède 1803 | |
| Species | |
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See text | |
The etymology of the genus name derives from a combination of the Greek prefix πολυ-, poly- (many) and the root word πτερον, pteron (wing or fin) – "many fins".
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