Considered a synonym of Ictiobus niger (Rafinesque, 1819)
- Gilbert, Carter R.. 1998. "Type catalog of Recent and fossil North American Freshwater fishes: families Cyprinidae, Catostomidae, Ictaluridae, Centrarchidae and Elassomatidae". Florida Museum of Natural History, Special Publication No. 1. 1-284 (ffm00083)
Original description as Carpiodes vitulus:
- Agassiz, Louis. 1854. "Notice of a collection of fishes from the southern bend of the Tennessee River, in the State of Alabama". American Journal of Science and Arts. 17:297-308, 353-365 (ffm00103)