gracilis, Leuciscus Agassiz [L.] 1850:370 [Lake Superior; ref. 66] Lake Huron, North America. Syntypes: MCZ 1752 (2). Type catalog: Gilbert 1978:46 [ref. 7042], Gilbert 1998:87 [ref. 23395]. •Synonym of Notropis cornutus (Mitchill 1817) -- (Gilbert 1964:141 [ref. 12397], Gilbert 1978:47 [ref. 7042], Scott & Crossman 1998:451 [ref. 24570]). •Synonym of Luxilus cornutus (Mitchill 1817) -- (Gilbert 1998:87 [ref. 23395]). Current status: Synonym of Luxilus cornutus (Mitchill 1817). Leuciscidae: Pogonichthyinae. Habitat: freshwater.