Original description:
- Agassiz, Louis. 1848. "Two new fishes from Lake Superior". Proceedings of the Boston Society of Natural History. 3:80-81 (ffm00156)
Described species included (7):
valid: 2 synonym: 5- Gobio cataractae Valenciennes, 1842 (valid)
- Leuciscus nasutus Ayres, 1843 (synonym)
- Rhinichthys marmoratus Agassiz, 1850 (synonym)
- Argyreus osculus Girard, 1856 (valid)
- Argyreus notabilis Girard, 1856 (synonym)
- Ceratichthys ventricosus Cope, 1874 (synonym)
- Apocope couesii Yarrow, 1875 (synonym)