Considéré comme synonyme junior de Campostoma anomalum (Rafinesque, 1820)
- 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)
Décrit initialement sous Exoglossum dubium:
- Kirtland, Jared Poter. 1845. "Description of fishes of Ohio". Proceedings of the Boston Society of Natural History. 2(1845-1848):49-50 (ffm00100)