Oryginalny opis:
- Rafinesque, Constantine Samuel. 1818. "Description of two new genera of North American fishes, Opsanus, and Notropis". American Monthly Magazine and Critical Review. 2(3):203-204 (ffm00139)
Zawarte opisane gatunki (3):
prawidłowy: 1 synonim: 2- Batrachus tau beta Goode & Bean, 1880 (prawidłowy)
- Opsanus vandeuseni Fowler, 1939 (synonim)
- Opsanus brasiliensis Rotundo, Spinelli & Zavala-Camin, 2005 (synonim)