Species that contain: Catostomus and humboldtianus [ 1 ] records

humboldtianus, Catostomus Snyder [J. O.] 1908:163, Fig. 1 [Bulletin of the Bureau of Fisheries v. 27 (Doc. 638) (for 1907); ref. 10252] South fork of Eel River, near Garberville, Humboldt County, California, U.S.A. Holotype: USNM 74607. Paratypes: ANSP 39131-32 [ex CAS-SU 9861] (2); CAS-SU 9861 (orig. 16, now 14); plus additional original material at CAS-SU and USNM. Type catalog: Böhlke 1953:27 [ref. 12291], Böhlke 1984:35 [ref. 13621], Gilbert 1998:186 [ref. 23395]. •Synonym of Catostomus occidentalis Ayres 1854, but a valid subspecies -- (Lee et al. 1980:385 [ref. 22416], Ward & Fritzsche 1987:175 [ref. 20806], Gilbert 1998:186 [ref. 23395], Moyle 2002:186 [ref. 26449], Scharpf 2006:7 [ref. 30386]). Current status: Synonym of Catostomus occidentalis Ayres 1854. Catostomidae: Catostominae. Habitat: freshwater.