leiopomus, Cottus Gilbert [C. H.] & Evermann [B. W.] 1894:203, Pl. 20 (fig. 2) [Bulletin of the U. S. Fish Commission v. 14 (art. 16) (for 1894); ref. 12377] Big [not Little] Wood River, Shoshone, Idaho, U.S.A. Holotype: USNM 45389. Paratypes: BMNH 1897.1.12.15 (1), CAS-SU 1178 [not 1151 as published] (1). Type catalog: Böhlke 1953:128 [ref. 12291]. •Valid as Cottus leiopomus Gilbert & Evermann 1894 -- (Lee et al. 1980:816 [ref. 22416], Page & Burr 1991:252 [ref. 18983], Nelson et al. 2004:119 [ref. 27807], Meyer et al. 2008:648 [ref. 29820], Page & Burr 2011:483 [ref. 31215], Page et al. 2013:122 [ref. 32708], Goto et al. 2014:[10] [ref. 33456], Young et al. 2022:330 [ref. 39356], Page et al. 2023:184 [ref. 40505]). Current status: Valid as Cottus leiopomus Gilbert & Evermann 1894. Cottidae. Distribution: North America: Snake River system, Idaho (U.S.A.). Habitat: freshwater.