biguttatus, Semotilus Kirtland [J. P.] 1840:344, Pl. 5 (fig. 1) [Boston Journal of Natural History v. 3 (nos 3-4) (art. 10, 17); ref. 18404] Yellow Creek, tributary of the Mahoning River, Upper Ohio River basin, Ohio, U.S.A. No types known. Type catalog: Gilbert 1998:49 [ref. 23395]. •Valid as Nocomis biguttatus (Kirtland 1840) -- (Lee et al. 1980:211 [ref. 22416], Smith 1986:142 [ref. 22186], Robison & Buchanan 1988:195 [ref. 23393], McAllister 1990:60 [ref. 14674], Tomelleri & Eberle 1990:85 [ref. 24089], Page & Burr 1991:90 [ref. 18983], Baxter & Stone 1995:86 [ref. 23374], Stauffer et al. 1995:108 [ref. 23376], Cross & Collins 1995:79 [ref. 23394], Gilbert 1998:49 [ref. 23395], Scott & Crossman 1998:427 [ref. 24570], Fuller et al. 1999:97 [ref. 25838], Lyons et al. 2000:25 [ref. 26594], Nelson et al. 2004:73 [ref. 27807], Bailey et al. 2004:83 [ref. 27882], Scharpf 2005:25 [ref. 28940], Page & Burr 2011:190 [ref. 31215], Page et al. 2013:73 [ref. 32708], Page et al. 2023:73 [ref. 40505]). Current status: Valid as Nocomis biguttatus (Kirtland 1840). Leuciscidae: Pogonichthyinae. Distribution: North America: southeastern Canada and U.S.A. Habitat: freshwater.