Uznawany jako synonim Gila robusta Baird & Girard, 1853
- La Rivers, I.. 1994. "Fishes and fisheries of Nevada". University of Nevada Press, Reno, Nevada. 1-782 (ffm04574)
Oryginalny opis jako Ptychocheilus vorax:
- Girard, Charles Frederic. 1856. "Researches upon the cyprinoid fishes inhabiting the fresh waters of the United States, west of the Mississippi Valley, from specimens in the museum of the Smithsonian Institution". Proceedings of the Academy of Natural Sciences of Philadelphia. 8:165-213 (ffm04542)