luxatus, Chasmistes Cope [E. D.] 1879:784 [American Naturalist v. 13 (no. 12); ref. 18034] Upper Klamath Lake, Klamath County, Oregon, U.S.A. Lectotype: ANSP 20555 (poor condition). Paralectotypes: ANSP 20960 (1, head and skin only). Type catalog: Böhlke 1984:36 [ref. 13621]. Lectotype established by Fowler 1913:54 [ref. 1388]. •Valid as Catostomus luxatus (Cope 1879) -- (Lee et al. 1980:382 [ref. 22416], Moyle 2002:198 [ref. 26449]). •Valid as Deltistes luxatus (Cope 1879) -- (Page & Burr 1991:178 [ref. 18983], Gilbert 1998:190 [ref. 23395], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:9 [ref. 30386], Page & Burr 2011:307 [ref. 31215], Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Deltistes luxatus (Cope 1879). Catostomidae: Catostominae. Distribution: Western North America: Oregon and California (U.S.A.). Habitat: freshwater.