tsiltcoosensis, Catostomus Evermann [B. W.] & Meek [S. E.] 1898:68, Fig. 1 [Bulletin of the U. S. Fish Commission v. 17 (art. 2) [1897]; ref. 14683] Outlet of Tsiltcoos Lake, Florence, Lane County, Oregon, U.S.A. Holotype: USNM 48479. Paratypes: CAS-SU 5703 (1); USFC 38 (1, whereabouts unknown). Additional original material: USNM 48779 (1), 124386 [ex BF 1405] (2). Type catalog: Böhlke 1953:28 [ref. 12291], Gilbert 1998:202 [ref. 23395]. •Synonym of Catostomus macrocheilus Girard 1856 -- (Gilbert 1998:202 [ref. 23395], Scharpf 2006:7 [ref. 30386]). •Valid as Catostomus tsiltcoosensis Evermann & Meek 1898 -- (Kettratad & Markle 2010:276 [ref. 30991], Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Catostomus tsiltcoosensis Evermann & Meek 1898. Catostomidae: Catostominae. Distribution: Western North America: coastal lakes and streams of Oregon (U.S.A.). Habitat: freshwater.