Percopes ( lat. Percopsiformes ) - a very small detachment of the class of ray - finned fish . The squad includes only 9 species.
| Percophoid |
Percopsis omiscomaycus |
| Scientific classification |
|---|
| No rank : | Bilateral symmetric |
| Nadotryad : | Paracanthopterygii |
|
| International Scientific Name |
|---|
Percopsiformes |
|
Typhlichthys subterraneusContent
All members of the order are freshwater small fish, up to 5–20 cm long. Endemics of North America , found only in the USA and Canada .
There are 3 families, 7 genera and 9 species in the order of percoptera [1] [2] :
- Percopsidae - Perkopsovye , or salmon . Monotypic family with 1 genus and 2 modern species. In the Eocene four more, now extinct genera were represented.
- Aphredoderidae - Afredoderovye , or piratokokunevye . Monotypic family with 1 genus and 1 species.
- Amblyopsidae - Amblyopes , or blind-eyed . In the family there are 5 genera and 6 species. Most species live in karst caves . Four species are blind.
- ↑ Nelson, DS, Fish of the World Fauna / Trans. 4th pererabot. English ed. N. G. Bogutskaya, scientific. editors A.M. Nasek, A.S. Gerd. - M .: LIBROKOM Book House, 2009. - p. 336-338. - ISBN 978-5-397-00675-0 .
- ↑ Percopsiformes (English) on FishBase .org
Life of animals. Volume 4. Lancelet. Roundup. Cartilaginous fish. Bony fish / ed. TS Rass , ch. ed. V.Ye. Sokolov . - 2nd ed. - M .: Enlightenment, 1983. - 575 p. - 300 000 copies
