Please look in Eschmeyer's Catalog of Fishes for authorships of sections, Families of Fishes (all), and related information.

Species in the family or subfamily Catostomidae: [ 210 ] records

albidus, Ptychostomus Girard [C. F.] 1856:172 [8] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Near Monterey, Nuevo León, Mexico. Lectotype: USNM 170 (poor condition). Paralectotypes: USNM 164524 [ex USNM 170] (1). Type catalog: Gilbert 1998:170 [ref. 23395]. On p. 8 of separate. Lectotype selected by Robins & Raney 1957:300 [ref. 12166]. •Synonym of Moxostoma congestum (Baird & Girard 1854) -- (Lee et al. 1980:418 [ref. 22416]). •Synonym of Scartomyzon congestus (Baird & Girard 1856) but a valid subspecies -- (Gilbert 1998:170 [ref. 23395]). •Valid as Moxostoma albidum (Girard 1856) -- (Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:10 [ref. 30386], Page et al. 2013:80 [ref. 32708], Pérez-Rodríguez et al. 2016:[3] 635 [ref. 37366], Page et al. 2023:64 [ref. 40505], Fricke et al. 2024:159 [ref. 41622]). Current status: Valid as Moxostoma albidum (Girard 1856). Catostomidae: Catostominae. Distribution: Southern North America: Rio Bravo tributaries (northeastern Mexico). Habitat: freshwater.

albus, Ptychostomus Cope [E. D.] 1870:472 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Catawba River, Santee River drainage, North Carolina, U.S.A. No types known. Type catalog: Böhlke 1984:34 [ref. 13621], Gilbert 1998:170-171 [ref. 23395]. •Questionably a synonym of Moxostoma anisurum (Rafinesque 1820). •Synonym of Moxostoma collapsum (Cope 1870). Current status: Synonym of Moxostoma collapsum (Cope 1870). Catostomidae: Catostominae. Habitat: freshwater.

alleghaniensis, Moxostoma Nichols [J. T.] 1911:275, Pl. 11 (fig. 1) [Bulletin of the American Museum of Natural History v. 30 (art. 11); ref. 14796] French Broad River at Marshall, Madison County, North Carolina, U.S.A. Holotype: AMNH 1830. Paratypes: AMNH 1831 (3). Type catalog: Gilbert 1998:171 [ref. 23395]. •Synonym of Moxostoma duquesnei (Lesueur 1817) -- (Gilbert 1998:171 [ref. 23395]). Current status: Synonym of Moxostoma duquesnei (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

alticolus, Catostomus Cope [E. D.] 1874:138 [10] [Proceedings of the American Philosophical Society v. 14; ref. 932] Twin Lake, headwaters of Arkansas River, south-southwest of Leadville, Lake County, Colorado, U.S.A., elevation 9500 feet. Syntypes: ANSP 18729-30 (2), USNM 12915 (orig. 6, now 3). Type catalog: Böhlke 1984:34 [ref. 13621], Gilbert 1998:171 [ref. 23395]. On p. 10 of separate. •Synonym of Catostomus commersonii (Lacepède 1803) -- (Gilbert 1998:171 [ref. 23395]). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

altus, Bubalichthys Nelson [E. W.] in Jordan 1877:73 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 29 (pt 1); ref. 2372] Ohio River (or Mississippi River) at Cairo, Pulaski County, Illinois, U.S.A. Holotype (unique): not found at INHS. Type catalog: Sabaj et al. 1997:288 [ref. 23225], Gilbert 1998:171 [ref. 23395]. •Presumably a synonym of Ictiobus bubalus (Rafinesque 1818) -- (Gilbert 1998:171 [ref. 23395]). Current status: Synonym of Ictiobus bubalus (Rafinesque 1818). Catostomidae: Ictiobinae. Habitat: freshwater.

amblodon, Catostomus Rafinesque [C. S.] 1818:447 [American Monthly Magazine and Critical Review v. 3 (no. 6) (art. 6) (Oct.); ref. 3587] Not available, no distinguishing features provided; from the Ohio River, U.S.A. Nomen Nudum. Catostomidae: Catostominae.

anisopturus, Catostomus Rafinesque [C. S.] 1820:301 [299 on page] [Western Review and Miscellaneous Magazine: a monthly publ., devoted to literature and science, Lexington, KY v. 2 (no. 5); ref. 5006] Ohio River basin, U.S.A. No types known, based on a drawing. Type catalog: Gilbert 1998:171 [ref. 23395]. Appeared earlier as name only, as Cotostomus amisopturus, in Rafinesque 1818:447 [ref. 3587]. Also in Rafinesque 1820:54 [ref. 3592]. •Possibly mythical, unidentifiable, or possibly Carpiodes velifer (Rafinesque 1820) -- (Gilbert 1998:171 [ref. 23395]). Catostomidae: Ictiobinae. Habitat: freshwater.

anisurus, Catostomus Rafinesque [C. S.] 1820:300 [Western Review and Miscellaneous Magazine: a monthly publ., devoted to literature and science, Lexington, KY v. 2 (no. 5); ref. 5006] Ohio River, U.S.A. No types known. Type catalog: Gilbert 1998:171 [ref. 23395]. See Markle 1997:446 [ref. 23370]. •Valid as Moxostoma anisurum (Rafinesque 1820) -- (Lee et al. 1980:409 [ref. 22416], Smith 1986:105 [ref. 22186], Robison & Buchanan 1988:276 [ref. 23393], McAllister 1990:56 [ref. 14674], Page & Burr 1991:186 [ref. 18983], Boschung 1992:62 [ref. 23239], Etnier & Starnes 1993:285 [ref. 22809], Jenkins & Burkhead 1994:513 [ref. 21581], Stauffer et al. 1995:193 [ref. 23376], Mettee et al. 1996:357 [ref. 25836], Gilbert 1998:171 [ref. 23395], Scott & Crossman 1998:564 [ref. 24570], Lyons et al. 2000:34 [ref. 26594], Ross et al. 2001:281 [ref. 25978], Nelson et al. 2004:79 [ref. 27807], Bailey et al. 2004:121 [ref. 27882], Boschung & Mayden 2004:310 [ref. 27995], Scharpf 2006:11 [ref. 30386], Page & Burr 2011:333 [ref. 31215], Page et al. 2013:80 [ref. 32708], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Moxostoma anisurum (Rafinesque 1820). Catostomidae: Catostominae. Distribution: North America: eastern-central U.S.A. and Canada. Habitat: freshwater.

araeopus, Catostomus Jordan [D. S.] 1878:173 [Bulletin of the United States National Museum No. 12; ref. 12254] South Fork of Kern River, California, U.S.A. Holotype: USNM 17107 (lost). Paratypes: USNM 17103 (apparently lost). Type catalog: Gilbert 1998:171 [ref. 23395]. •Synonym of Catostomus platyrhynchus (Cope 1874) -- (Smith 1966:59 [ref. 21398]). •Synonym of Catostomus occidentalis Ayres 1854, subspecies occidentalis -- (Gilbert 1998:171 [ref. 23395]). Current status: Synonym of Catostomus occidentalis Ayres 1854. Catostomidae: Catostominae. Habitat: freshwater.

ardens, Catostomus Jordan [D. S.] & Gilbert [C. H.] 1881:464 [Proceedings of the United States National Museum v. 3 (no. 175); ref. 10606] Utah Lake at Provo, Wasatch County, Utah, U.S.A. Lectotype: USNM 27363. Paralectotype: (1, not found), plus 1 additional specimen questionably included. Type catalog: Gilbert 1998:171 [ref. 23395]. Lectotype established by Jordan & Evermann 1900:3238, caption to Pl. 34 (fig. 84) [ref. 2446]. •Valid as Catostomus ardens Jordan & Gilbert 1881 -- (Lee et al. 1980:370 [ref. 22416], Page & Burr 1991:171 [ref. 18983], La Rivers 1994:344 [ref. 23389], Baxter & Stone 1995:122 [ref. 23374], Andersen & Deacon 1996:124 [ref. 24717], Sigler & Sigler 1996:125 [ref. 25943], Gilbert 1998:171 [ref. 23395], Fuller et al. 1999:161 [ref. 25838], Broughton 2000:651 [ref. 24593], Cook 2001:293 [ref. 25390], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:5 [ref. 30386], Kettratad & Markle 2010:276 [ref. 30991], Page & Burr 2011:311 [ref. 31215], Page et al. 2013:78 [ref. 32708], Bangs et al. 2018:4 [ref. 37913], Page et al. 2023:63 [ref. 40505]). Current status: Valid as Catostomus ardens Jordan & Gilbert 1881. Catostomidae: Catostominae. Distribution: North America: Wyoming, Idaho and Utah (northwestern U.S.A.). Habitat: freshwater.

arenarius, Catostomus Snyder [J. O.] 1917:47, Fig. 1 [Bulletin of the Bureau of Fisheries v. 35 (for 1915-16); ref. 4156] The Willows, Pyramid Lake, Washoe County, Nevada, U.S.A. Holotype: USNM 75654. Paratypes: CAS-SU 23949 (1); USNM 21093 (1), 75245 (1), 75679-81 (1, 1, 1). Type catalog: Böhlke 1953:27 [ref. 12291], Gilbert 1998:171 [ref. 23395]. •Synonym of Catostomus tahoensis Gill & Jordan 1878 -- (Gilbert 1998:171 [ref. 23395]). Current status: Synonym of Catostomus tahoensis Gill & Jordan 1878. Catostomidae: Catostominae. Habitat: freshwater.

ariommum, Moxostoma Robins [C. R.] & Raney [E. C.] 1956:37, Pls. 1, 5 [Cornell University, Agricultural Experiment Station, Memoir No. 343; ref. 12222] Roanoke River, 2.5 miles southwest of Shawsville, Montgomery County, Virginia, U.S.A. Holotype: USNM 162007. Paratypes: CUMV 20341 (1), 20725 (1), 22850-51 (1, 2), 24712-13 (1, 10); UMMZ 95335 (1); USNM 165593 (1). Type catalog: Gilbert 1998:172 [ref. 23395]. •Valid as Scartomyzon ariommus (Robins & Raney 1956) -- (Jenkins & Burkhead 1994:496 [ref. 21581], Gilbert 1998:172 [ref. 23395]). •Valid as Moxostoma ariommum Robins & Raney 1956 -- (Lee et al. 1980:411 [ref. 22416], Page & Burr 1991:189 [ref. 18983], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:11 [ref. 30386], Page & Burr 2011:338 [ref. 31215], Page et al. 2013:80 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Moxostoma ariommum Robins & Raney 1956. Catostomidae: Catostominae. Distribution: North America: Roanoke River drainage, Virginia and North Carolina (U.S.A.). Habitat: freshwater.

arizonae, Pantosteus Gilbert [C. H.] in Jordan & Evermann 1896:170 [Bulletin of the United States National Museum No. 47; ref. 2443] Salt River, Colorado River basin, Tempe, Maricopa County, Arizona, U.S.A. Syntypes: CAS-SU 5069 (2), USNM 48126 (2). Type catalog: Böhlke 1953:28 [ref. 12291], Gilbert 1998:172 [ref. 23395]. Author is C. H. Gilbert. Also appeared as new as Gilbert in Gilbert & Scofield 1898:488, Pl. 36 [ref. 14633]. •Synonym of Catostomus clarkii Baird & Girard 1854 -- (Smith 1966:73 [ref. 21398], Gilbert 1998:172 [ref. 23395]). •Synonym of Pantosteus clarkii (Baird & Girard 1854) -- (Minckley & Marsh 2009:203 [ref. 31114] as clarki). Current status: Synonym of Pantosteus clarkii (Baird & Girard 1854). Catostomidae: Catostominae. Habitat: freshwater.

asiaticus, Carpiodes Bleeker [P.] 1864:19 [Nederlandsch Tijdschrift voor de Dierkunde v. 2; ref. 407] China. Holotype (unique): MNHN 0000-2068. Type catalog: Bertin & Estève 1948:8 [ref. 19574], Gilbert 1998:172 [ref. 23395]. •Valid as Myxocyprinus asiaticus (Bleeker 1864) -- (Ding 1994:45 [ref. 21531], Zhu 1995:20 [ref. 25213], Yang in Chen 1998:43 [ref. 23556], Yue & Chen 1998:57 [ref. 26415], Tang et al. 2001:12 [ref. 25373], Zhang et al. 2016:127 [ref. 34477], Zhang et al. 2019:127 [ref. 36699], Guo 2021:479 [ref. 38618]). Current status: Valid as Myxocyprinus asiaticus (Bleeker 1864). Catostomidae: Myxocyprininae. Distribution: East Asia: Yangtze River basin (China). IUCN (2023): Vulnerable. Habitat: freshwater.

atripinne, Moxostoma (Thoburnia) Bailey [R. M.] 1959:7, Pls. 1-2; Figs.1B-D, 2C, 3A-B [Occasional Papers of the Museum of Zoology University of Michigan No. 599; ref. 11976] Salt Lick Creek, at state highway 52 bridge, Red Boiling Springs, Macon County, Tennessee, U.S.A., elevation 765 feet. Holotype: UMMZ 169506. Paratypes: UMMZ 165370 (6). Additional specimens at UMMZ. Type catalog: Gilbert 1998:172 [ref. 23395]. •Valid as Moxostoma atripinne Bailey 1959 -- (Lee et al. 1980:412 [ref. 22416], Etnier & Starnes 1993:287 [ref. 22809]). •Valid as Thoburnia atripinnis (Bailey 1959) -- (Page & Burr 1991:190 [ref. 18983], Gilbert 1998:172 [ref. 23395], Nelson et al. 2004:80 [ref. 27807], Scharpf 2006:12 [ref. 30386], Page & Burr 2011:339 [ref. 31215], Page et al. 2013:81 [ref. 32708], Page et al. 2023:65 [ref. 40505]). •Valid as Vexillichthys atripinnis (Bailey 1959) -- (Armbruster 2024:328 [ref. 41656]). Current status: Valid as Vexillichthys atripinnis (Bailey 1959). Catostomidae: Catostominae. Distribution: North America: headwaters of the Barren River system, Green River basin, Tennessee and Kentucky (U.S.A.). Habitat: freshwater.

aureolus, Catostomus Lesueur [C. A.] 1817:95, Fig. [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Lake Erie, near Buffalo, N. Y., U.S.A. Lesueur specimens (non-types): MNHN 0000-3814 (1). Type catalog: Bertin & Estève 1948:8 [ref. 19574], Gilbert 1998:172 [ref. 23395]. •Synonym of Moxostoma macrolepidotum (Lesueur 1817) -- (Lee et al. 1980:427 [ref. 22416], Smith 1986:111 [ref. 22186]). •Synonym of Moxostoma macrolepidotum (Lesueur 1817), subspecies macrolepidotum -- (Gilbert 1998:172 [ref. 23395]). Current status: Synonym of Moxostoma macrolepidotum (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

aurora, Catostomus Agassiz [L.] 1850:360, Pl. 2 (fig. 3-4) [Lake Superior; ref. 66] The Pic and north shores, Lake Superior, Canada. Syntypes: MCZ 2286 (orig. 14, now 8) and 2286 (1, skeleton); UMMZ 87284 [ex MCZ 2286] (3), ZMB 5681 [ex MCZ 2286] (1). Type catalog: Gilbert 1998:172-173 [ref. 23395]. •Synonym of Catostomus catostomus (Forster 1773) -- (Scott & Crossman 1998:535 [ref. 24570]). •Synonym of Catostomus catostomus (Forster 1773), subspecies catostomus -- (Gilbert 1998:173 [ref. 23395]). Current status: Synonym of Catostomus catostomus (Forster 1773). Catostomidae: Catostominae. Habitat: freshwater.

austrinum, Myxostoma Bean [T. H.] 1880:302 [Proceedings of the United States National Museum v. 2 (no. 95); ref. 16034] Piedad, in Morelia, Michoacàn, Mexico. Lectotype: USNM 23121. Paralectotypes: USNM 23120 (1). Type catalog: Gilbert 1998:173 [ref. 23395]. Originally as austrina (p. 302) and austrinum (p. 303), austrinum is correct. Lectotype established (as figured specimen) in caption to Pl. 37, p. 3238 in Jordan & Evermann 1900 [ref. 2446]; Robins & Raney 1957:308 [ref. 12166] designated another specimen (USNM 23120) as lectotype. •Valid as Scartomyzon austrinus (Bean 1880), subspecies austrinus -- (Gilbert 1998:173 [ref. 23395], Miller 2006:151 [ref. 28615]). •Valid as Moxostoma austrinum Bean 1880 -- (Lee et al. 1980:413 [ref. 22416], Page & Burr 1991:187 [ref. 18983], Espinosa Pérez et al. 1993:23 [ref. 22290], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:11 [ref. 30386] with subspecies, Page & Burr 2011:335 [ref. 31215], Page et al. 2013:80 [ref. 32708], Pérez-Rodríguez et al. 2016:[3] 635 [ref. 37366], Page et al. 2023:65 [ref. 40505], Fricke et al. 2024:159 [ref. 41622]). Current status: Valid as Moxostoma austrinum Bean 1880. Catostomidae: Catostominae. Distribution: North America: Pacific watersheds (western Mexico) endemic. Habitat: freshwater.

bardus, Minomus Cope [E. D.] 1871:436 [Preliminary report of the United States Geological Survey of Wyoming and portions of contiguous territories. Part 4 (art. 8); ref. 19655] Probably a tributary of Green River, Wyoming, U.S.A. No types known. Type catalog: Böhlke 1984:34 [ref. 13621], Gilbert 1998:173 [ref. 23395]. •Questionably a senior synonym of Catostomus platyrhynchus (Cope 1874) and a synonym of Minomus delphinus Cope 1871 -- (Smith 1966:59 [ref. 21398]). •Probable senior synonym of Catostomus platyrhynchus (Cope 1874) -- (Gilbert 1998:173 [ref. 23395]). •Uncertain as synonym of Pantosteus platyrhynchus (Cope 1874). Current status: Uncertain as Pantosteus platyrhynchus (Cope 1874). Catostomidae: Catostominae. Habitat: freshwater.

bernardini, Catostomus Girard [C. F.] 1856:175 [11] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Rio de San Bernardino, in headwaters of the Río Huagui, about 29 kilometers east of Douglas, Arizona, in Sonora, Mexico. Holotype: USNM 174. Type catalog: Gilbert 1998:173 [ref. 23395]. On p. 11 of separate. •Valid as Catostomus bernardini Girard 1856 -- (Lee et al. 1980:371 [ref. 22416], Page & Burr 1991:171 [ref. 18983], Espinosa Pérez et al. 1993:21 [ref. 22290], Gilbert 1998:173 [ref. 23395], Nelson et al. 2004:78 [ref. 27807], Miller 2006:144 [ref. 28615], Scharpf 2006:5 [ref. 30386], Minckley & Marsh 2009:190 [ref. 31114], Page & Burr 2011:311 [ref. 31215], Page et al. 2013:78 [ref. 32708], Ruiz-Campos et al. 2016:387 [ref. 37871], Page et al. 2023:63 [ref. 40505], Fricke et al. 2024:157 [ref. 41622]). Current status: Valid as Catostomus bernardini Girard 1856. Catostomidae: Catostominae. Distribution: Southern North America: restricted to Río Yaqui basin (southern Arizona/U.S.A., and northwestern Mexico). Habitat: freshwater.

bison, Carpiodes Agassiz [L.] 1854:356 [18] [American Journal of Science and Arts (Series 2) v. 17; ref. 69] Osage River, central Missouri, U.S.A. Syntypes: MCZ 2213 (orig. 6, now 5), UMMZ 87283 [ex MCZ 2213] (1). Type catalog: Gilbert 1998:173 [ref. 23395]. On p. 18 of separate. •Synonym of Carpiodes carpio (Rafinesque 1820) -- (Gilbert 1998:173 [ref. 23395]). Current status: Synonym of Carpiodes carpio (Rafinesque 1820). Catostomidae: Ictiobinae. Habitat: freshwater.

bonasus, Bubalichthys Agassiz [L.] 1855:80 [10] [American Journal of Science and Arts (Series 2) v. 19 (no. 55); ref. 71] Osage River, central Missouri, U.S.A. Holotype (unique): MCZ 2214. Type catalog: Gilbert 1998:173 [ref. 23395]. On p. 10 of separate. •Synonym of Ictiobus niger (Rafinesque 1819) -- (Gilbert 1998:173 [ref. 23395]). Current status: Synonym of Ictiobus niger (Rafinesque 1819). Catostomidae: Ictiobinae. Habitat: freshwater.

bondi, Catostomus Smith [G. R.], Stewart [J. D.] & Carpenter [N. E.] 2013:12, Fig. 2 [Occasional Papers of the Museum of Zoology University of Michigan No. 743; ref. 32735] Linn County: South Santiam River of the Willamette drainage at Lebanon Dam, 3 miles above Lebanon, 44.6'N, 122.9'W, Oregon, U.S.A., elevation 234 feet. Holotype: UMMZ 249817. Paratypes: UMMZ 162982 (4), OSU 18837 (2). •Valid as Catostomus bondi Smith, Stewart & Carpenter 2013 -- (Bangs et al. 2018:4 [ref. 37913]). •Valid as Pantosteus bondi (Smith, Stewart & Carpenter 2013) -- (Unmack et al. 2014:11 [ref. 36004], Bagley et al. 2018:25 [ref. 36001], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Pantosteus bondi (Smith, Stewart & Carpenter 2013). Catostomidae: Catostominae. Distribution: North America: Columbia-Lower Snake River drainages (Oregon, U.S.A.). Habitat: freshwater.

bostoniensis, Catostomus Lesueur [C. A.] 1817:106, Fig. [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Near Boston, Massachusetts, U.S.A. Holotype (unique): MNHN A-9466. Type catalog: Bertin & Estève 1948:9-10 [ref. 19574], Gilbert 1998:173-174 [ref. 23395]. •Synonym of Catostomus commersonii (Lacepède 1803) -- (Gilbert 1998:174 [ref. 23395] as commersoni, Scott & Crossman 1998:543 [ref. 24570] as commersoni). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

breviceps, Ptychostomus Cope [E. D.] 1870:478 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Youghiogheny River, Maryland/Pennsylvania, U.S.A. Holotype (unique): ANSP 22104. Type catalog: Böhlke 1984:34 [ref. 13621], Gilbert 1998:174 [ref. 23395]. •Synonym of Moxostoma macrolepidotum (Lesueur 1817) -- (Lee et al. 1980:427 [ref. 22416], Smith 1986:111 [ref. 22186]). •Synonym of Moxostoma macrolepidotum (Lesueur 1817), but a valid subspecies -- (Jenkins & Burkhead 1994:503 [ref. 21581], Stauffer et al. 1995:200 [ref. 23376]). •Valid as Moxostoma breviceps (Cope 1870) -- (Gilbert 1998:174 [ref. 23395], Nelson et al. 2004:79 [ref. 27807], Boschung & Mayden 2004:311 [ref. 27995], Scharpf 2006:11 [ref. 30386], Page et al. 2013:80 [ref. 32708], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma breviceps (Cope 1870). Catostomidae: Catostominae. Distribution: North America: Ohio River basin (eastern U.S.A.). Habitat: freshwater.

brevirostris, Chasmistes Cope [E. D.] 1879:785 [American Naturalist v. 13 (no. 12); ref. 18034] Upper Klamath Lake, Klamath County, Oregon, U.S.A. Lectotype: ANSP 20959. Paralectotypes: ANSP 20522 (1). Type catalog: Böhlke 1984:34 [ref. 13621], Gilbert 1998:174 [ref. 23395]. Lectotype established by Fowler 1913:53 [ref. 1388]. •Valid as Chasmistes brevirostris Cope 1879 -- (Lee et al. 1980:393 [ref. 22416], Page & Burr 1991:168 [ref. 18983], Gilbert 1998:174 [ref. 23395], Moyle 2002:202 [ref. 26449], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:8 [ref. 30386], Page & Burr 2011:306 [ref. 31215], Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Chasmistes brevirostris Cope 1879. Catostomidae: Catostominae. Distribution: Western North America: Oregon and California (U.S.A.). Habitat: freshwater.

bubalinus, Bubalichthys Jordan [D. S.] 1877:50 [Bulletin of the United States National Museum [v. 1] No. 9; ref. 12244] Ohio River, U.S.A. No types known. Type catalog: Gilbert 1998:174 [ref. 23395]. Based on Catostomus bubalus of Kirtland [1838], not of Rafinesque. •Synonym of Ictiobus bubalus (Rafinesque 1818) -- (Gilbert 1998:174 [ref. 23395]). Current status: Synonym of Ictiobus bubalus (Rafinesque 1818). Catostomidae: Ictiobinae. Habitat: freshwater.

bubalus, Amblodon Rafinesque [C. S.] 1819:421 [Journal de Physique, de Chimie et d'Histoire Naturelle v. 88; ref. 3590] Opinion 1582. Current status: Synonym of Ictiobus bubalus (Rafinesque 1818). Catostomidae: Ictiobinae.

bubalus, Catostomus Rafinesque [C. S.] 1818:355 [American Monthly Magazine and Critical Review v. 3 (no. 5) (art. 3) (Sept.); ref. 3586] Ohio River, U.S.A. No types known. Type catalog: Gilbert 1998:174 [ref. 23395]. On Official List (Opinion 1582). •Valid as Ictiobus bubalus (Rafinesque 1818) -- (Lee et al. 1980:404 [ref. 22416], Robison & Buchanan 1988:271 [ref. 23393], Tomelleri & Eberle 1990:100 [ref. 24089], Page & Burr 1991:165 [ref. 18983], Boschung 1992:61 [ref. 23239], Espinosa Pérez et al. 1993:23 [ref. 22290], Etnier & Starnes 1993:277 [ref. 22809], Warren et al. 1994:132 [ref. 25557], Knight & Hastings 1994:149 [ref. 25560], Stauffer et al. 1995:187 [ref. 23376], Cross & Collins 1995:125 [ref. 23394], Mettee et al. 1996:347 [ref. 25836], Reshetnikov et al. 1997:742 [ref. 24702], Gilbert 1998:174 [ref. 23395], Naseka 1998:94 [ref. 23590], Fuller et al. 1999:168 [ref. 25838], Lyons et al. 2000:34 [ref. 26594], Ross et al. 2001:274 [ref. 25978], Nelson et al. 2004:79 [ref. 27807], Miller & Robison 2004:206 [ref. 27931], Boschung & Mayden 2004:305 [ref. 27995], Bogutskaya & Naseka 2004:103 [ref. 28183], Vassilev & Pehlivanov 2005:171 [ref. 28369], Miller 2006:149 [ref. 28615], Scharpf 2006:10 [ref. 30386], Minckley & Marsh 2009:214 [ref. 31114], Page & Burr 2011:300 [ref. 31215], Page et al. 2013:80 [ref. 32708], Dyldin et al. 2020:98 [ref. 37569], Bagley et al. 2023:315 [ref. 41241], Dyldin et al. 2023:[3] [ref. 40328], Page et al. 2023:64 [ref. 40505], Fricke et al. 2024:158 [ref. 41622]). Current status: Valid as Ictiobus bubalus (Rafinesque 1818). Catostomidae: Ictiobinae. Distribution: North America: Gulf of Mexico drainages of central U.S.A. and eastern Mexico. Introduced elsewhere. Habitat: freshwater.

bucco, Ptychostomus Cope [E. D.] 1871:437 [Preliminary report of the United States Geological Survey of Wyoming and portions of contiguous territories. Part 4 (art. 8); ref. 19655] St. Joseph, Missouri, U.S.A. Lectotype: ANSP 6961. Paralectotypes: ANSP 6962-64 (3). Type catalog: Böhlke 1984:34 [ref. 13621], Gilbert 1998:174-175 [ref. 23395]. Lectotype selected by Jenkins in Gilbert 1998:174 [ref. 23395]. •Synonym of Moxostoma erythrurum (Rafinesque 1818) -- (Gilbert 1998:174-175 [ref. 23395]). Current status: Synonym of Moxostoma erythrurum (Rafinesque 1818). Catostomidae: Catostominae. Habitat: freshwater.

cahita, Catostomus Siebert [D. J.] & Minckley [W. L.] 1986:10, Figs. 2b, 3b, d, f, 5 [American Museum Novitates No. 2849; ref. 8039] Arroyo Ahumado, tributary of the Río Tomóchic, 21.8 kilometers from Tomóchic, 28°21'N, 107°58'W, Chihuahua, Mexico, elevation 2000 meters. Holotype: UMMZ 213393. Paratypes: AMNH 51303SD (1, dry skeleton), 51305 (47), 51306SD (1, dry skeleton); ASU 10561 (14), 10563 (47); UMMZ 213394 (9). Type catalog: Gilbert 1998:175 [ref. 23395]. •Valid as Catostomus cahita Siebert & Minckley 1986 -- (Espinosa Pérez et al. 1993:21 [ref. 22290], Gilbert 1998:175 [ref. 23395], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:5 [ref. 30386], Miller 2006:145 [ref. 28615], Minckley & Marsh 2009:193 [ref. 31114], Page et al. 2013:79 [ref. 32708], Page et al. 2023:63 [ref. 40505], Fricke et al. 2024:157 [ref. 41622]). Current status: Valid as Catostomus cahita Siebert & Minckley 1986. Catostomidae: Catostominae. Distribution: Southern North America: southern and southeastern Río Yaqui system, Sonora and Chihuahua (Mexico) endemic. Habitat: freshwater.

campbelli, Moxostoma Girard [C. F.] 1856:172 [8] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Live Oak Creek [Crocket County] and Devils River [Val Verde County], basin of the Rio Grande del Norte, Texas, U.S.A. Syntypes: MNHN 0000-0345 [ex USNM 163] (1), USNM 162 (orig. 1, now 0), 163 (orig. 2, now 0). Type catalog: Gilbert 1998:175 [ref. 23395]. On p. 8 of separate. •Synonym of Scartomyzon congestus (Baird & Girard 1854), subspecies congestus -- (Gilbert 1998:175 [ref. 23395]). •Synonym of Moxostoma congestum (Baird & Girard 1854). Current status: Synonym of Moxostoma congestum (Baird & Girard 1854). Catostomidae: Catostominae. Habitat: freshwater.

carinatus, Placopharynx Cope [E. D.] 1870:467, Fig. [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Wabash River at Lafayette, Tippecanoe County, Indiana, U.S.A. Holotype (unique): ANSP 22108. Type catalog: Böhlke 1984:34 [ref. 13621], Gilbert 1998:175 [ref. 23395]. •Valid as Moxostoma carinatum (Cope 1870) -- (Lee et al. 1980:415 [ref. 22416], Smith 1986:106 [ref. 22186], Robison & Buchanan 1988:277 [ref. 23393], McAllister 1990:56 [ref. 14674], Tomelleri & Eberle 1990:110 [ref. 24089], Burkhead & Jenkins 1991:362 [ref. 21804], Page & Burr 1991:183 [ref. 18983], Boschung 1992:62 [ref. 23239], Etnier & Starnes 1993:288 [ref. 22809], Jenkins & Burkhead 1994:509 [ref. 21581], Stauffer et al. 1995:195 [ref. 23376], Cross & Collins 1995:132 [ref. 23394], Mettee et al. 1996:359 [ref. 25836], Gilbert 1998:175 [ref. 23395], Scott & Crossman 1998:567 [ref. 24570], Fuller et al. 1999:485 [ref. 25838], Lyons et al. 2000:34 [ref. 26594], Ross et al. 2001:283 [ref. 25978], Retzer & Kowalik 2002:327 [ref. 26472], Nelson et al. 2004:79 [ref. 27807], Bailey et al. 2004:122 [ref. 27882], Miller & Robison 2004:214 [ref. 27931], Boschung & Mayden 2004:312 [ref. 27995], Scharpf 2006:11 [ref. 30386], Page & Burr 2011:328 [ref. 31215], Page et al. 2013:80 [ref. 32708], Bennett et al. 2015:54 [ref. 41443], Robins et al. 2018:136 [ref. 35886], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma carinatum (Cope 1870). Catostomidae: Catostominae. Distribution: North America: eastern and central U.S.A. and Canada. Habitat: freshwater.

carpio, Catostomus Rafinesque [C. S.] 1820:302 [400 on page] [Western Review and Miscellaneous Magazine: a monthly publ., devoted to literature and science, Lexington, KY v. 2 (no. 5); ref. 5006] Falls of Ohio River at Louisville, Kentucky, U.S.A. No types known. Type catalog: Gilbert 1998:175 [ref. 23395]. Described as belonging to subgenus Carpiodes, but listed as above. Also in Rafinesque 1820:56 [ref. 3592]. •Valid as Carpiodes carpio (Rafinesque 1820) -- (Lee et al. 1980:367 [ref. 22416], Smith 1986:112 [ref. 22186], Robison & Buchanan 1988:261 [ref. 23393], Tomelleri & Eberle 1990:101 [ref. 24089], Page & Burr 1991:166 [ref. 18983], Boschung 1992:60 [ref. 23239], Espinosa Pérez et al. 1993:21 [ref. 22290], Warren et al. 1994:132 [ref. 25557], Baxter & Stone 1995:118 [ref. 23374], Stauffer et al. 1995:174 [ref. 23376], Cross & Collins 1995:116 [ref. 23394], Mettee et al. 1996:327 [ref. 25836], Gilbert 1998:175 [ref. 23395], Fuller et al. 1999:160 [ref. 25838], Lyons et al. 2000:32 [ref. 26594], Ross et al. 2001:258 [ref. 25978], Nelson et al. 2004:78 [ref. 27807], Miller & Robison 2004:191 [ref. 27931], Boschung & Mayden 2004:292 [ref. 27995], Miller 2006:144 [ref. 28615], Minckley & Marsh 2009:211 [ref. 31114], Page & Burr 2011:302 [ref. 31215], Page et al. 2013:78 [ref. 32708], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:63 [ref. 40505], Fricke et al. 2024:157 [ref. 41622]). Current status: Valid as Carpiodes carpio (Rafinesque 1820). Catostomidae: Ictiobinae. Distribution: North America: U.S.A. and Mexico. Habitat: freshwater.

carpio, Catostomus Valenciennes [A.] in Cuvier & Valenciennes 1844:457, Pl. 517 [Histoire naturelle des poissons v. 17; ref. 1010] Lake Ontario, North America. Holotype (unique): whereabouts unknown. Type catalog: Gilbert 1998:175 [ref. 23395]. Objectively invalid; preoccupied by Catostomus carpio Rafinesque 1820, replaced by Moxostoma valenciennesi Jordan 1885. •Synonym of Moxostoma valenciennesi Jordan 1885 -- (Gilbert 1998:175 [ref. 23395]). 1°Homonym. Current status: Synonym of Moxostoma valenciennesi Jordan 1885. Catostomidae: Catostominae. Habitat: freshwater.

catostomus, Cyprinus Forster [J. R.] 1773:158, Pl. 6 [Philosophical Transactions of the Royal Society of London v. 63 (art. 18); ref. 18089] Severn River, tributary to Hudson Bay, Ontario, Canada. Syntypes: BMNH 2004.2.2.13 (1, poor condition). Type catalog: Gilbert 1998:175-176 [ref. 23395]. •Valid as Catostomus catostomus (Forster 1773), sometimes as subspecies catostomus -- (Lee et al. 1980:372 [ref. 22416], Smith 1986:96 [ref. 22186], McAllister 1990:54 [ref. 14674], Tomelleri & Eberle 1990:104 [ref. 24089], Page & Burr 1991:173 [ref. 18983], Baxter & Stone 1995:124 [ref. 23374], Stauffer et al. 1995:178 [ref. 23376], Chereshnev 1996:601 [ref. 24659], Reshetnikov et al. 1997:742 [ref. 24702], Gilbert 1998:176 [ref. 23395], Naseka 1998:93 [ref. 23590], Scott & Crossman 1998:531 [ref. 24570], McPhail & Tayor 1999:884 [ref. 24183], Fuller et al. 1999:162 [ref. 25838], Lyons et al. 2000:33 [ref. 26594], Novikov et al. 2000:161 [ref. 40929], Bogutskaya et al. 2001:44 [ref. 26178], Mecklenburg et al. 2002:142 [ref. 25968], Wydoski & Whitney 2003:143 [ref. 27816], Nelson et al. 2004:78 [ref. 27807], Bailey et al. 2004:113 [ref. 27882], Bogutskaya & Naseka 2004:102 [ref. 28183], Scharpf 2006:5 [ref. 30386] with subspecies, McPhail 2007:162 [ref. 31199], Kettratad & Markle 2010:276 [ref. 30991], Page & Burr 2011:314 [ref. 31215], Page et al. 2013:79 [ref. 32708], Parin et al. 2014:98 [ref. 33547], Bangs et al. 2018:4 [ref. 37913], Page et al. 2023:63 [ref. 40505]). Current status: Valid as Catostomus catostomus (Forster 1773). Catostomidae: Catostominae. Distribution: Northern Hemisphere: North America and Asia. Habitat: freshwater.

cervinus, Teretulus Cope [E. D.] 1868:236, Pl. [24] 28 (fig. 3) [Journal of the Academy of Natural Sciences, Philadelphia. Second series. v. 6 (pt 3) (art. 5); ref. 909] Headwaters of Roanoke and James rivers, Virginia, U.S.A. Lectotype: USNM 14994. Paralectotypes: ANSP 6904-15 (12), 6916-18 (3), 6928-46 (19); MCZ 25162 (1); MNHN 0000-4851 (1). Type catalog: Böhlke 1984:34 [ref. 13621]. Lectotype as ANSP 6904 designated in Robins & Raney 1956:25 [ref. 12222], not by Fowler; but established as USNM 14994 in Jordan & Evermann 1896:197 [ref. 2443]. •Valid as Scartomyzon cervinus (Cope 1868) -- (Jenkins & Burkhead 1994:493 [ref. 21581], Stauffer et al. 1995:200 [ref. 23376], Gilbert 1998:176 [ref. 23395], Fuller et al. 1999:172 [ref. 25838]). •Valid as Moxostoma cervinum (Cope 1868) -- (Lee et al. 1980:417 [ref. 22416], Page & Burr 1991:188 [ref. 18983], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:11 [ref. 30386], Page & Burr 2011:336 [ref. 31215], Page et al. 2013:80 [ref. 32708], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma cervinum (Cope 1868). Catostomidae: Catostominae. Distribution: North America: Virginia and North Carolina (eastern U.S.A.). Habitat: freshwater.

chamberlaini, Chasmistes Rutter [C. L.] 1903:147 [Bulletin of the U. S. Fish Commission v. 22 [1902]; ref. 12376] Eagle Lake, Lassen County, northeastern California, U.S.A. Holotype (unique): USNM 50588. Type catalog: Gilbert 1998:176 [ref. 23395]. •Synonym of Catostomus tahoensis Gill & Jordan 1878 -- (La Rivers 1994:352 [ref. 23389], Gilbert 1998:176 [ref. 23395]). Current status: Synonym of Catostomus tahoensis Gill & Jordan 1878. Catostomidae: Catostominae. Habitat: freshwater.

chinensis, Carpiodes Dabry de Thiersant [P.] 1872:182, Pl. 40 (fig. 1) [La pisciculture et la pêche en Chine; ref. 12507] Chang Jiang [Yangtze River], China. No types known. Type catalog: Gilbert 1998:176 [ref. 23395]. •Synonym of Myxocyprinus asiaticus (Bleeker 1864) -- (Gilbert 1998:176 [ref. 23395]). Current status: Synonym of Myxocyprinus asiaticus (Bleeker 1864). Catostomidae: Myxocyprininae. Habitat: freshwater.

chinensis, Sclerognathus Günther [A.] 1889:223 [Annals and Magazine of Natural History (Series 6) v. 4 (no. 21); ref. 2016] Chang Jiang [Yangtze River] at Kiu-kiang, China. Syntypes: BMNH 1889.6.8.15-18 (4). •Synonym of Myxocyprinus asiaticus (Bleeker 1864). Current status: Synonym of Myxocyprinus asiaticus (Bleeker 1864). Catostomidae: Myxocyprininae. Habitat: freshwater.

chloropteron, Catostomus Abbott [C. C.] 1860:473 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 12; ref. 15618] Kansas, U.S.A. Syntypes: ANSP (2) not found in 1984. Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:176 [ref. 23395]. •Synonym of Catostomus commersonii (Lacepède 1803) -- (Gilbert 1998:176 [ref. 23395] as commersoni, Scott & Crossman 1998:539 [ref. 24570] as commersoni). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

clarkii, Catostomus Baird [S. F.] & Girard [C. F.] 1854:27 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 7; ref. 168] Sonoito Creek, tributary to Rio Santa Cruz, about 10-15 miles north-northeast of Nogales, Santa Cruz County, Arizona, U.S.A. Syntypes: MCZ 2261 [ex USNM 167] (1); MNHN 0000-0425 [ex USNM 167] (1); USNM 166 (orig. 4, now 3), 167 (orig. 4, now 2, plus 2 pharyngeal arches). Type catalog: Gilbert 1998:176 [ref. 23395] with locality information. •Valid as Catostomus clarkii Baird & Girard 1854 [often as clarki] -- (Smith 1966:73 [ref. 21398], Lee et al. 1980:373 [ref. 22416], Crabtree & Buth 1987:843 [ref. 6770], Page & Burr 1991:177 [ref. 18983], Espinosa Pérez et al. 1993:22 [ref. 22290], Sigler & Sigler 1996:129 [ref. 25943], Gilbert 1998:176 [ref. 23395], Nelson et al. 2004:78 [ref. 27807], Miller 2006:146 [ref. 28615], Scharpf 2006:5 [ref. 30386], Page & Burr 2011:320 [ref. 31215], Page et al. 2013:79 [ref. 32708], Smith et al. 2013:3,15 [ref. 32735], Bangs et al. 2018:4 [ref. 37913]). •Valid as Pantosteus clarkii (Baird & Girard 1854) -- (Minckley & Marsh 2009:201 [ref. 31114] as clarki, Unmack et al. 2014:7 [ref. 36004], Bagley et al. 2018:25 [ref. 36001], Page et al. 2023:65 [ref. 40505], Fricke et al. 2024:160 [ref. 41622]). Current status: Valid as Pantosteus clarkii (Baird & Girard 1854). Catostomidae: Catostominae. Distribution: North America: Río Colorado system, southwestern U.S.A. and northern Mexico. Habitat: freshwater.

claviformis, Moxostoma Girard [C. F.] 1856:171 [7] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Coal Creek, tributary of South fork of Canadian River, north of McAlester, Pittsburg County, Oklahoma, U.S.A. Syntypes: ANSP 6798 (1), MCZ 2265 [ex USNM 165] (1), MNHN 0000-0346 [ex USNM 165] (1), USNM 165 (orig. 5, now 2). Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:176-177 [ref. 23395]. On p. 7 of separate. •Synonym of Erimyzon oblongus (Mitchill 1814), but a valid subspecies -- (Lee et al. 1980:397 [ref. 22416], Stauffer et al. 1995:184 [ref. 23376], Gilbert 1998:177 [ref. 23395], Ross et al. 2001:268 [ref. 25978], Scharpf 2006:9 [ref. 30386]). •Valid as Erimyzon claviformis (Girard 1856) -- (Bailey et al. 2004:115 [ref. 27882], Page & Burr 2011:322 [ref. 31215], Page et al. 2013:79 [ref. 32708], Hunt et al. 2021:628 [ref. 38582], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Erimyzon claviformis (Girard 1856). Catostomidae: Catostominae. Distribution: North America: eastern-central U.S.A. Habitat: freshwater.

collapsus, Ptychostomus Cope [E. D.] 1870:471 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Neuse River, North Carolina, U.S.A. Lectotype: ANSP 6949. Paralectotypes: ANSP 6950 (1). Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:177 [ref. 23395]. Lectotype selected by Fowler 1913: 57 [ref. 1388]. •Synonym of Moxostoma anisurum (Rafinesque 1820) -- (authors). •Valid as Moxostoma collapsum (Cope 1870) -- (Gilbert 1998:177 [ref. 23395], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:11 [ref. 30386], Page & Burr 2011:333 [ref. 31215], Page et al. 2013:80 [ref. 32708], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma collapsum (Cope 1870). Catostomidae: Catostominae. Distribution: North America: Atlantic Slope, Virginia to Georgia (U.S.A.). Habitat: freshwater.

columbianus, Pantosteus Eigenmann [C. H.] & Eigenmann [R. S.] 1893:151 [American Naturalist v. 27 (no. 314); ref. 12375] Boise River, Caldwell, Canyon County, Idaho, U.S.A. Lectotype: USNM 125261. Paralectotypes: (3) BMNH 1893.2.7.647-648 (2). Type catalog: Gilbert 1998:177 [ref. 23395]. Lectotype selected by Miller & Miller 1948:179 [ref. 21399]. •Valid as Catostomus columbianus (Eigenmann & Eigenmann 1893), subspecies columbianus -- (Gilbert 1998:177 [ref. 23395]). •Valid as Pantosteus columbianus Eigenmann & Eigenmann 1893 -- (Unmack et al. 2014:11 [ref. 36004], Page et al. 2023:65 [ref. 40505]). •Valid as Catostomus columbianus (Eigenmann & Eigenmann 1893) -- (Lee et al. 1980:374 [ref. 22416], Smith 1966:97 [ref. 21398], McAllister 1990:55 [ref. 14674], Page & Burr 1991:175 [ref. 18983], La Rivers 1994:343 [ref. 23389], Scott & Crossman 1998:546 [ref. 24570], Wydoski & Whitney 2003:145 [ref. 27816], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:6 [ref. 30386] with subspecies, McPhail 2007:169 [ref. 31199], Kettratad & Markle 2010:276 [ref. 30991], Page & Burr 2011:317 [ref. 31215], Page et al. 2013:79 [ref. 32708], Smith et al. 2013:3 [ref. 32735], Bangs et al. 2018:4 [ref. 37913]). Current status: Valid as Catostomus columbianus (Eigenmann & Eigenmann 1893). Catostomidae: Catostominae. Distribution: North America: British Columbia (Canada) and northwestern U.S.A. Habitat: freshwater.

commersonnii, Cyprinus Lacepède [B. G. E.] 1803:503, 606 [Histoire naturelle des poissons (Lacepède) v. 5; ref. 4930] No locality. Holotype (unique): whereabouts unknown. Type catalog: Gilbert 1998:177 [ref. 23395]. Original spelling was commersonnii but accepted now as commersonii because of prevailing usage of this spelling (see Art. 33.2.3.1 of the Code). •Valid as Catostomus commersonii (Lacepède 1803) -- (Herrera 1896:20 [ref. 39336], Lee et al. 1980:375 [ref. 22416], Smith 1986:98 [ref. 22186], Robison & Buchanan 1988:265 [ref. 23393], McAllister 1990:55 [ref. 14674], Tomelleri & Eberle 1990:106 [ref. 24089], Page & Burr 1991:169 [ref. 18983], Boschung 1992:60 [ref. 23239], Etnier & Starnes 1993:266 [ref. 22809], Jenkins & Burkhead 1994:524 [ref. 21581], Baxter & Stone 1995:128 [ref. 23374], Stauffer et al. 1995:180 [ref. 23376], Cross & Collins 1995:121 [ref. 23394], Chereshnev 1996:601 [ref. 24659], Mettee et al. 1996:333 [ref. 25836], Murdy et al. 1997:81 [ref. 23144], Sigler & Sigler 1996:131 [ref. 25943], Gilbert 1998:177 [ref. 23395], Scott & Crossman 1998:538 [ref. 24570], Fuller et al. 1999:163 [ref. 25838], Lyons et al. 2000:33 [ref. 26594], Nelson et al. 2004:78 [ref. 27807], Bailey et al. 2004:114 [ref. 27882], Miller & Robison 2004:196 [ref. 27931] as commersoni, Boschung & Mayden 2004:296 [ref. 27995], Scharpf 2006:6 [ref. 30386] with subspecies, McPhail 2007:175 [ref. 31199], Morse & Daniels 2009:218 [ref. 30208] as commersonii, Minckley & Marsh 2009:211 [ref. 31114] as commersoni, Page & Burr 2011:308 [ref. 31215], Page et al. 2013:79 [ref. 32708], Bangs et al. 2018:4 [ref. 37913], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:63 [ref. 40505]). Current status: Valid as Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Distribution: North America: U.S.A. and Canada. Habitat: freshwater.

communis, Catostomus Lesueur [C. A.] 1817:95, Fig. [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Delaware River, [Philadelphia market], U.S.A. Syntypes: MNHN 0000-2686 (1), 0000-3946 (1, dry). Type catalog: Bertin & Estève 1948:9 [ref. 19574], Gilbert 1998:177-178 [ref. 23395]. •Synonym of Catostomus commersonii (Lacepède 1803) [also as commersoni] -- (Smith 1986:99 [ref. 22186], Gilbert 1998:178 [ref. 23395], Scott & Crossman 1998:539 [ref. 24570] as commersoni). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

conchos, Catostomus Meek [S. E.] 1902:75, Pl. 15 [Field Columbian Museum, Zoölogical Series v. 3 (no. 6); ref. 2957] Río Conchos at Jiménez, Chihuahua, Mexico. Holotype: FMNH 3557. Paratypes: FMNH 3558 (orig. 10, now 8 or 6), USNM 105090 [ex FMNH 3558] (2). Type catalog: Ibarra & Stewart 1987:21 [ref. 12367], Gilbert 1998:178 [ref. 23395]. •Synonym of Catostomus bernardini Girard 1856 -- (Gilbert 1998:178 [ref. 23395], Miller 2006:145 [ref. 28615], Scharpf 2006:5 [ref. 30386]). •Valid as Catostomus conchos Meek 1902 -- (Ruiz-Campos et al. 2016:387 [ref. 37871], Page et al. 2023:63 [ref. 40505], Fricke et al. 2024:157 [ref. 41622]). Current status: Valid as Catostomus conchos Meek 1902. Catostomidae: Catostominae. Distribution: Southern North America: Conchos River basin, Sierra Madre Occidental, Chihuahua (northwestern Mexico) endemic. Habitat: freshwater.

congestus, Catostomus Baird [S. F.] & Girard [C. F.] 1854:27 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 7; ref. 168] Rio Salado, [assumed Salado Creek, just east of San Antonio, Bexar County], Texas, U.S.A. Lectotype: USNM 171 (plus 2 pharyngeal arches as # 2760). Paralectotypes: USNM 164525 [ex USNM 171] (1). Lectotype selected by Robins & Raney 1957:298 [ref. 12166]. •Valid as Scartomyzon congestus (Baird & Girard 1854), subspecies congestus -- (Gilbert 1998:178 [ref. 23395], Miller 2006:152 [ref. 28615]). •Valid as Moxostoma congestum (Baird & Girard 1854) -- (Lee et al. 1980:418 [ref. 22416], Tomelleri & Eberle 1990:111 [ref. 24089], Page & Burr 1991:187 [ref. 18983], Espinosa Pérez et al. 1993:23 [ref. 22290], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:11 [ref. 30386], Page & Burr 2011:334 [ref. 31215], Page et al. 2013:80 [ref. 32708], Pérez-Rodríguez et al. 2016:[3] 635 [ref. 37366], Page et al. 2023:65 [ref. 40505], Fricke et al. 2024:159 [ref. 41622]). Current status: Valid as Moxostoma congestum (Baird & Girard 1854). Catostomidae: Catostominae. Distribution: North America: Río Grande/Río Bravo watersheds of Texas and New Mexico (southern U.S.A.) and northeastern Mexico. Habitat: freshwater.

connectens, Erimyzon oblongus Hubbs [C. L.] 1930:38 [Miscellaneous Publications, Museum of Zoology, University of Michigan No. 20; ref. 5590] Ditch tributary to Swift Creek, along U.S. highway 1, near Lyons, Toombs County, Georgia, U.S.A. Holotype: UMMZ 88370. Paratypes: UMMZ 87004 (1), 88371 (2), 88395 (1). •Synonym of Erimyzon oblongus (Mitchill 1814) -- (Lee et al. 1980:397 [ref. 22416]). •Synonym of Erimyson oblongus (Mitchill 1814), subspecies oblongus or possible intergrade between subspecies oblongus x claviformis -- (Gilbert 1998:178 [ref. 23395]). Current status: Synonym of Erimyzon. Catostomidae: Catostominae. Habitat: freshwater.

conus, Ptychostomus Cope [E. D.] 1870:478 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Yadkin River, North Carolina, U.S.A. No types known. Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:178 [ref. 23395]. •Synonym of Moxostoma macrolepidotum (Lesueur 1817), subspecies macrolepidotum -- (Gilbert 1998:178 [ref. 23395]). Current status: Synonym of Moxostoma macrolepidotum (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

copei, Chasmistes Evermann [B. W.] & Meek [S. E.] 1898:70, Fig. 3 [Bulletin of the U. S. Fish Commission v. 17 (art. 2) [1897]; ref. 14683] Northwestern part of Pelican Bay, Upper Klamath Lake, Klamath County, Oregon, U.S.A. Holotype (unique): USNM 48224. Type catalog: Gilbert 1998:178 [ref. 23395]. •Synonym of Chasmistes brevirostris Cope 1879 -- (Gilbert 1998:178 [ref. 23395]). Current status: Synonym of Chasmistes brevirostris Cope 1879. Catostomidae: Catostominae. Habitat: freshwater.

coregonus, Ptychostomus Cope [E. D.] 1870:472 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Catawba and Yadkin rivers, North Carolina, U.S.A. No types known. Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:178 [ref. 23395]. •Synonym of Moxostoma macrolepidotum (Lesueur 1817), subspecies macrolepidotum -- (Gilbert 1998:178 [ref. 23395]). Current status: Synonym of Moxostoma macrolepidotum (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

crassilabris, Ptychostomus Cope [E. D.] 1870:477 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Neuse River, near Raleigh, North Carolina, U.S.A. Holotype (unique): ANSP 6960. Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:178-179 [ref. 23395]. •Synonym of Moxostoma macrolepidotum (Lesueur 1817), subspecies macrolepidotum -- (Gilbert 1998:179 [ref. 23395]). Current status: Synonym of Moxostoma macrolepidotum (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

cujus, Chasmistes Cope [E. D.] 1883:149 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 35; ref. 951] Pyramid Lake, Washoe County, Nevada, U.S.A. Holotype (unique): ANSP 20523. Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:179 [ref. 23395]. •Valid as Chasmistes cujus Cope 1883 -- (Lee et al. 1980:394 [ref. 22416], Page & Burr 1991:168 [ref. 18983], La Rivers 1994:363 [ref. 23389], Gilbert 1998:179 [ref. 23395], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:8 [ref. 30386], Page & Burr 2011:306 [ref. 31215], Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Chasmistes cujus Cope 1883. Catostomidae: Catostominae. Distribution: North America: Nevada (U.S.A.). Habitat: freshwater.

cutisanserinus, Carpiodes Cope [E. D.] 1870:481 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Kiskiminitas River, western Pennsylvania, U.S.A. Holotype (unique): ANSP 6649. Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:179 [ref. 23395]. •Synonym of Carpiodes cyprinus (Lesueur 1817) -- (Gilbert 1998:179 [ref. 23395]). Current status: Synonym of Carpiodes cyprinus (Lesueur 1817). Catostomidae: Ictiobinae. Habitat: freshwater.

cyanellus, Ichthyobus Nelson [E. W.] 1876:49 [Bulletin of the Illinois State Laboratory of Natural History v. 1 (no. 1); ref. 3154] Illinois River and Mississippi River at St. Louis, Missouri, U.S.A. Syntypes: whereabouts unknown. Type catalog: Sabaj et al. 1997:288-289 [ref. 23225], Gilbert 1998:179 [ref. 23395]. •Synonym of Ictiobus bubalus (Rafinesque 1818) -- (Gilbert 1998:179 [ref. 23395]). Current status: Synonym of Ictiobus bubalus (Rafinesque 1818). Catostomidae: Ictiobinae. Habitat: freshwater.

cypho, Quassilabia Lockington [W. N.] 1879:120 [Mining and Scientific Press. An illustrated journal of mining, popular sciences and general news v. 39 (no. 7) 16 Aug.; ref. 20592] Colorado River, at the junction of the Gila River, Arizona, U.S.A. Holotype (unique): CAS (lost in 1906). Type catalog: Gilbert 1998:179 [ref. 23395]. Originally as Quassilabia (?) cypho. Also appeared in Lockington 1881:237 [ref. 17556] as Catostomus cypho. •Synonym of Catostomus texanus Abbott 1860 -- (Chen & Mayden 2012:195 [ref. 32391]). •Synonym of Xyrauchen texanus (Abbott 1860) -- (La Rivers 1994:357 [ref. 23389], Gilbert 1998:179 [ref. 23395], Minckley & Marsh 2009:210 [ref. 31114]). Current status: Synonym of Xyrauchen texanus (Abbott 1860). Catostomidae: Catostominae. Habitat: freshwater.

cyprinella, Sclerognathus Valenciennes [A.] in Cuvier & Valenciennes 1844:477, Pl. 518 [Histoire naturelle des poissons v. 17; ref. 1010] Near New Orleans, Lake Pontchartrain, Louisiana, U.S.A. Holotype (unique): MNHN 0000-3361. Type catalog: Bertin & Estève 1948:7 [ref. 19574], Gilbert 1998:179 [ref. 23395]. •Valid as Ictiobus cyprinellus (Valenciennes 1844) -- (Lee et al. 1980:405 [ref. 22416], Robison & Buchanan 1988:272 [ref. 23393], McAllister 1990:55 [ref. 14674], Tomelleri & Eberle 1990:98 [ref. 24089], Page & Burr 1991:164 [ref. 18983], Boschung 1992:62 [ref. 23239], Etnier & Starnes 1993:278 [ref. 22809], Stauffer et al. 1995:189 [ref. 23376], Cross & Collins 1995:127 [ref. 23394], Coad 1996:84 [ref. 25304], Mettee et al. 1996:349 [ref. 25836], Reshetnikov et al. 1997:743 [ref. 24702], Gilbert 1998:179 [ref. 23395], Naseka 1998:94 [ref. 23590], Scott & Crossman 1998:557 [ref. 24570], Fuller et al. 1999:169 [ref. 25838], Lyons et al. 2000:34 [ref. 26594], Ross et al. 2001:276 [ref. 25978], Hanel 2003:54 [ref. 27894], Nelson et al. 2004:79 [ref. 27807], Bailey et al. 2004:118 [ref. 27882], Miller & Robison 2004:208 [ref. 27931], Boschung & Mayden 2004:306 [ref. 27995], Bogutskaya & Naseka 2004:103 [ref. 28183], Vassilev & Pehlivanov 2005:171 [ref. 28369], Scharpf 2006:10 [ref. 30386], Minckley & Marsh 2009:215 [ref. 31114], Page & Burr 2011:299 [ref. 31215], Page et al. 2013:80 [ref. 32708], Dyldin et al. 2020:98 [ref. 37569], Bagley et al. 2023:315 [ref. 41241], Dyldin et al. 2023:[4] [ref. 40328], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Ictiobus cyprinellus (Valenciennes 1844). Catostomidae: Ictiobinae. Distribution: North America. Introduced elsewhere. Habitat: freshwater.

cyprinus, Catostomus Lesueur [C. A.] 1817:91 [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Freshwater streams of Chesapeake Bay and Elk River, Maryland, U.S.A. Possible syntypes: MNHN 0000-3815 (1, poor condition) Philadelphia, 0000-3832 (2, poor condition) Philadelphia, B-0766 (1, dry) Philadelphia. Type catalog: Bertin & Estève 1948:7-8 [ref. 19574], Gilbert 1998:179 [ref. 23395]. •Valid as Carpiodes cyprinus (Lesueur 1817) -- (Lee et al. 1980:368 [ref. 22416], Smith 1986:95 [ref. 22186], Robison & Buchanan 1988:263 [ref. 23393], McAllister 1990:54 [ref. 14674], Tomelleri & Eberle 1990:102 [ref. 24089], Page & Burr 1991:165 [ref. 18983], Boschung 1992:60 [ref. 23239], Etnier & Starnes 1993:264 [ref. 22809], Jenkins & Burkhead 1994:469 [ref. 21581], Murdy et al. 1997:80 [ref. 23144], Baxter & Stone 1995:120 [ref. 23374], Stauffer et al. 1995:175 [ref. 23376], Cross & Collins 1995:118 [ref. 23394], Mettee et al. 1996:329 [ref. 25836], Gilbert 1998:179 [ref. 23395], Scott & Crossman 1998:528 [ref. 24570], Fuller et al. 1999:160 [ref. 25838], Lyons et al. 2000:32 [ref. 26594], Ross et al. 2001:260 [ref. 25978], Nelson et al. 2004:78 [ref. 27807], Bailey et al. 2004:112 [ref. 27882], Miller & Robison 2004:192 [ref. 27931], Boschung & Mayden 2004:293 [ref. 27995], Page & Burr 2011:301 [ref. 31215], Page et al. 2013:78 [ref. 32708], Robins et al. 2018:128 [ref. 35886], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:63 [ref. 40505], Fricke et al. 2024:157 [ref. 41622]). Current status: Valid as Carpiodes cyprinus (Lesueur 1817). Catostomidae: Ictiobinae. Distribution: North America: U.S.A. and Canada. Introduced in Mexico. Habitat: freshwater.

damalis, Carpiodes Girard [C. F.] 1856:170 [6] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Milk River, tributary of Upper Missouri, Hill County, Montana, U.S.A. Syntypes: MCZ 2267 [ex USNM 178] (1); MNHN 0000-0344 [ex USNM 178] (2); USNM 178 (orig. 17, now 15, plus 1 pharyngeal arch as #2742), 35389 (lost). Type catalog: Gilbert 1998:179-180 [ref. 23395]. On p. 6 of separate. •Synonym of Carpiodes carpio (Rafinesque 1820) -- (Gilbert 1998:180 [ref. 23395]). Current status: Synonym of Carpiodes carpio (Rafinesque 1820). Catostomidae: Ictiobinae. Habitat: freshwater.

delphinus, Minomus Cope [E. D.] 1871:435 [Preliminary report of the United States Geological Survey of Wyoming and portions of contiguous territories. Part 4 (art. 8); ref. 19655] Probably a tributary of Green River, Wyoming, U.S.A. Syntypes: (3) lost. Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:180 [ref. 23395]. •Questionably or probably a senior synonym of Catostomus platyrhynchus (Cope 1874) -- (Smith 1966:59 [ref. 21398], Gilbert 1998:180 [ref. 23395]). •Synonym of the younger Catostomus platyrhynchus (Cope 1874) -- (Sigler & Sigler 1996:138 [ref. 25943], Scott & Crossman 1998:547 [ref. 24570]). •Synonym of Pantosteus discobolus (Cope 1871) -- (Minckley & Marsh 2009:203 [ref. 31114]). •Possibly a synonym of Pantosteus virescens Cope 1875 -- (based on type locality). Current status: Uncertain as Pantosteus virescens Cope 1875. Catostomidae: Catostominae. Habitat: freshwater.

difformis, Carpiodes Cope [E. D.] 1870:480 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Wabash River, Indiana, U.S.A. Holotype (unique): ANSP 22093. Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:180 [ref. 23395]. •Synonym of Carpiodes cyprinus (Lesueur 1817) -- (authors). •Synonym of Carpiodes velifer (Rafinesque 1820) -- (Gilbert 1998:180 [ref. 23395]). Current status: Synonym of Carpiodes velifer (Rafinesque 1820). Catostomidae: Ictiobinae. Habitat: freshwater.

discobolus, Catostomus Cope [E. D.] 1871:435 [Preliminary report of the United States Geological Survey of Wyoming and portions of contiguous territories. Part 4 (art. 8); ref. 19655] Green River, Wyoming, U.S.A. Syntypes: (2) lost. Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:180 [ref. 23395]. •Valid as Catostomus discobolus Cope 1871 [also often as a subspecies] -- (Smith 1966:82 [ref. 21398], Lee et al. 1980:377 [ref. 22416], Crabtree & Buth 1987:843 [ref. 6770], Page & Burr 1991:177 [ref. 18983], Baxter & Stone 1995:132 [ref. 23374], Sigler & Sigler 1996:133 [ref. 25943], Gilbert 1998:180 [ref. 23395], Broughton 2000:651 [ref. 24593], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:6 [ref. 30386] with subspecies, Minckley & Marsh 2009:203 [ref. 31114], Page & Burr 2011:320 [ref. 31215] with 2 subspecies, Page et al. 2013:79 [ref. 32708], Smith et al. 2013:3, 14 [ref. 32735], Bangs et al. 2018:4 [ref. 37913]). •Valid as Pantosteus discobolus (Cope 1871) -- (Unmack et al. 2014:9 [ref. 36004], Bagley et al. 2018:25 [ref. 36001], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Pantosteus discobolus (Cope 1871). Catostomidae: Catostominae. Distribution: North America: upper Colorado River basin (western U.S.A.). Habitat: freshwater.

duquesnii, Catostomus Lesueur [C. A.] 1817:105 [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Ohio River, at Pittsburgh, Pennsylvania, U.S.A. No types known. Type catalog: Gilbert 1998:180-181 [ref. 23395]. Lesueur spelled the name duquesnii (based on Fort Duquesne), and this spelling was used by earlier authors; the spelling duquesnei is an unjustified emendation but is the spelling in current prevailing use and probably can be retained on the basis of Art. 33.2.3.1 [or Art. 33.3.1] of the Code. •Valid as Moxostoma duquesnei (Lesueur 1817) -- (Lee et al. 1980:419 [ref. 22416], Smith 1986:107 [ref. 22186], Robison & Buchanan 1988:278 [ref. 23393], McAllister 1990:56 [ref. 14674], Tomelleri & Eberle 1990:107 [ref. 24089], Page & Burr 1991:185 [ref. 18983], Boschung 1992:62 [ref. 23239], Etnier & Starnes 1993:290 [ref. 22809], Jenkins & Burkhead 1994:500 [ref. 21581], Cross & Collins 1995:134 [ref. 23394] as duquesnii, Stauffer et al. 1995:196 [ref. 23376], Mettee et al. 1996:361 [ref. 25836], Gilbert 1998:181 [ref. 23395], Scott & Crossman 1998:571 [ref. 24570], Fuller et al. 1999:485 [ref. 25838], Lyons et al. 2000:34 [ref. 26594], Ross et al. 2001:285 [ref. 25978], Nelson et al. 2004:80 [ref. 27807], Bailey et al. 2004:123 [ref. 27882], Miller & Robison 2004:216 [ref. 27931], Boschung & Mayden 2004:313 [ref. 27995], Scharpf 2006:11 [ref. 30386], Page & Burr 2011:331 [ref. 31215], Page et al. 2013:80 [ref. 32708], Bennett et al. 2015:54 [ref. 41443], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma duquesnei (Lesueur 1817). Catostomidae: Catostominae. Distribution: North America: central U.S.A. and Ontario, Canada. Habitat: freshwater.

elegans, Catostomus DeKay [J. E.] 1840:28 [Documents of the Assembly of the State of New York 36th Session, v. 2 (no. 50); ref. 29723] Original not seen. Not available, name only; from New York, U.S.A. Nomen Nudum. Catostomidae: Catostominae.

elegans, Labeo DeKay [J. E.] 1842:192, Pl. 31 (fig. 100) [Zoology of New-York; ref. 1098] Markets of New York City, New York, U.S.A. No types known. Type catalog: Gilbert 1998:181 [ref. 23395]. •Synonym of Erimyzon oblongus (Mitchill 1814) -- (Smith 1986:101 [ref. 22186]). •Synonym of Erimyzon oblongus (Mitchill 1814), subspecies oblongus -- (Gilbert 1998:181 [ref. 23395]). Current status: Synonym of Erimyzon oblongus (Mitchill 1814). Catostomidae: Catostominae. Habitat: freshwater.

elongatus, Carpiodes Meek [S. E.] 1904:28, Fig. 5 [Field Columbian Museum, Zoölogical Series v. 5; ref. 2958] Río Camacho, Linares, Nuevo León, Mexico. Holotype: FMNH 4425. Paratypes: FMNH 4401 (3), 4414 (7), 4426 (3); CAS-SU 9373 (1), 31864 (1). Type catalog: Ibarra & Stewart 1987:20 [ref. 12367], Gilbert 1998:181 [ref. 23395]. •Synonym of Carpiodes carpio (Rafinesque 1820) -- (Lee et al. 1980:367 [ref. 22416], Gilbert 1998:181 [ref. 23395], Fricke et al. 2024:157 [ref. 41622]). Current status: Synonym of Carpiodes carpio (Rafinesque 1820). Catostomidae: Ictiobinae. Habitat: freshwater.

elongatus, Catostomus Lesueur [C. A.] 1817:103 [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Ohio River, [presumeably western Pennsylvania], U.S.A. Holotype (unique): ANSP (dry, not found). Type catalog: Gilbert 1998:181 [ref. 23395]. •Valid as Cycleptus elongatus (Lesueur 1817) -- (Lee et al. 1980:396 [ref. 22416], Warren Jr. & Cicerello 1982:3 [ref. 40469], Robison & Buchanan 1988:266 [ref. 23393], Tomelleri & Eberle 1990:97 [ref. 24089], Page & Burr 1991:167 [ref. 18983], Boschung 1992:60 [ref. 23239], Espinosa Pérez et al. 1993:23 [ref. 22290], Etnier & Starnes 1993:268 [ref. 22809], Stauffer et al. 1995:181 [ref. 23376], Cross & Collins 1995:122 [ref. 23394], Mettee et al. 1996:336 [ref. 25836], Gilbert 1998:181 [ref. 23395], Burr & Mayden 1999:22 [ref. 24027], Lyons et al. 2000:33 [ref. 26594], Buth & Mayden 2001:899 [ref. 25814], Ross et al. 2001:263 [ref. 25978], Nelson et al. 2004:79 [ref. 27807], Miller & Robison 2004:198 [ref. 27931], Boschung & Mayden 2004:297 [ref. 27995], Miller 2006:149 [ref. 28615], Scharpf 2006:8 [ref. 30386], Page & Burr 2011:304 [ref. 31215], Page et al. 2013:79 [ref. 32708], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:64 [ref. 40505], Fricke et al. 2024:158 [ref. 41622]). Current status: Valid as Cycleptus elongatus (Lesueur 1817). Catostomidae: Cycleptinae. Distribution: North America: Atlantic slope watersheds of the eastern U.S.A., south to Río Grande/Río Bravo system (U.S.A./northeastern Mexico). Habitat: freshwater.

elongatus, Labeo DeKay [J. E.] 1842:394 [Zoology of New-York; ref. 1098] New York, U.S.A. No types known. Type catalog: Gilbert 1998:181 [ref. 23395]. Unneeded replacement name for Cyprinus oblongus Mitchill 1814, which predates Labeo oblongus Valenciennes 1842. •Objective synonym of Erimyzon oblongus (Mitchill 1814) -- (Smith 1986:101 [ref. 22186]). •Objective synonym of Erimyzon oblongus (Mitchill 1814), subspecies oblongus -- (Gilbert 1998:181 [ref. 23395]). Replacement Name. Current status: Synonym of Erimyzon oblongus (Mitchill 1814). Catostomidae: Catostominae. Habitat: freshwater.

erythrurus, Catostomus Rafinesque [C. S.] 1818:355 [American Monthly Magazine and Critical Review v. 3 (no. 5) (art. 3) (Sept.); ref. 3586] Ohio River, U.S.A. No types known. Type catalog: Gilbert 1998:181-182 [ref. 23395]. Spelled erythrurus on p. 354 and erythurus on p. 355; earliest first reviser not researched. Neotype to be designated by Jenkins, not designated here; original locality Ohio R. •Valid as Moxostoma erythrurum (Rafinesque 1818) -- (Lee et al. 1980:421 [ref. 22416], Smith 1986:108 [ref. 22186], Robison & Buchanan 1988:279 [ref. 23393], McAllister 1990:56 [ref. 14674], Tomelleri & Eberle 1990:108 [ref. 24089], Page & Burr 1991:185 [ref. 18983], Boschung 1992:63 [ref. 23239], Etnier & Starnes 1993:291 [ref. 22809], Jenkins & Burkhead 1994:506 [ref. 21581], Stauffer et al. 1995:197 [ref. 23376], Cross & Collins 1995:136 [ref. 23394], Mettee et al. 1996:363 [ref. 25836], Gilbert 1998:182 [ref. 23395], Scott & Crossman 1998:574 [ref. 24570], Fuller et al. 1999:171 [ref. 25838], Lyons et al. 2000:35 [ref. 26594], Ross et al. 2001:287 [ref. 25978], Nelson et al. 2004:80 [ref. 27807], Bailey et al. 2004:124 [ref. 27882], Miller & Robison 2004:218 [ref. 27931], Boschung & Mayden 2004:315 [ref. 27995], Scharpf 2006:11 [ref. 30386], Page & Burr 2011:332 [ref. 31215], Page et al. 2013:80 [ref. 32708], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma erythrurum (Rafinesque 1818). Catostomidae: Catostominae. Distribution: North America: eastern-central U.S.A. and Canada. Habitat: freshwater.

esopus, Labeo DeKay [J. E.] 1842:195 [Zoology of New-York; ref. 1098] Interior of New York, U.S.A. Holotype (unique): Cabinet of the Lyceum (whereabouts unknown). Type catalog: Gilbert 1998:182 [ref. 23395]. •Synonym of Erimyzon oblongus (Mitchill 1814) -- (Smith 1986:101 [ref. 22186]). •Synonym of Erimyzon oblongus (Mitchill 1814), subspecies oblongus -- (Gilbert 1998:182 [ref. 23395]). Current status: Synonym of Erimyzon oblongus (Mitchill 1814). Catostomidae: Catostominae. Habitat: freshwater.

etowanus, Catostomus nigricans var. Jordan [D. S.] 1877:345 [Annals of the Lyceum of Natural History of New York v. 11 (nos 11-12) (art. 29); ref. 2373] Etowah River, Rome, Georgia, U.S.A. Syntypes: MNHN A-1270 (1); USNM 17885 (1), 31057 (1), 31060 (2), 31091 (1). Type catalog: Bertin & Estève 1948:10 [ref. 19574], Gilbert 1998:182 [ref. 23395], Gilbert 2009:159 [ref. 30728]. •Valid as Hypentelium etowanum (Jordan 1877) -- (Lee et al. 1980:401 [ref. 22416], Page & Burr 1991:180 [ref. 18983], Boschung 1992:61 [ref. 23239], Etnier & Starnes 1993:274 [ref. 22809], Mettee et al. 1996:343 [ref. 25836], Gilbert 1998:182 [ref. 23395], Fuller et al. 1999:167 [ref. 25838], Ross et al. 2001:271 [ref. 25978], Nelson et al. 2004:79 [ref. 27807], Boschung & Mayden 2004:303 [ref. 27995], Scharpf 2006:10 [ref. 30386], Page & Burr 2011:324 [ref. 31215], Page et al. 2013:80 [ref. 32708], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Hypentelium etowanum (Jordan 1877). Catostomidae: Catostominae. Distribution: North America: southern Tennessee, Georgia, Alabama and eastern Mississippi (southeastern U.S.A.). Habitat: freshwater.

euryops, Myxostoma Jordan [D. S.] 1877:348 [Annals of the Lyceum of Natural History of New York v. 11 (nos 11-12) (art. 29); ref. 2373] Lovejoy's Creek, tributary of Oostanaula River, near Floyd Springs, 14 miles north of Rome, Floyd County, Georgia, U.S.A. Holotype (?): USNM 31086. Type catalog: Gilbert 1998:182 [ref. 23395], Gilbert 2009:159 [ref. 30728]. •Synonym of Moxostoma erythrurum (Rafinesque 1818) -- (Gilbert 1998:182 [ref. 23395]). Current status: Synonym of Moxostoma erythrurum (Rafinesque 1818). Catostomidae: Catostominae. Habitat: freshwater.

euryops, Teretulus Jordan [D. S.] & Copeland [H. E.] 1877:157 [Bulletin of the Buffalo Society of Natural Sciences v. 3 (no. 4); ref. 5961] Apparently name only; same as Myxostoma euryops Jordan 1877. •In the synonymy of Moxostoma erythrurum (Rafinesque 1818). Nomen Nudum. Current status: Synonym of Moxostoma erythrurum (Rafinesque 1818). Catostomidae: Catostominae.

fasciatus, Catostomus Valenciennes [A.] (ex Lesueur) in Cuvier & Valenciennes 1844:449 [Histoire naturelle des poissons v. 17; ref. 1010] Mississippi River, U.S.A. Syntypes: MNHN B-0765 (2, dry). Type catalog: Bertin & Estève 1948:9 [ref. 19574], Gilbert 1998:182 [ref. 23395]. •Synonym of Minytrema melanops (Rafinesque 1820) -- (Gilbert 1998:182 [ref. 23395]). Current status: Synonym of Minytrema melanops (Rafinesque 1820). Catostomidae: Catostominae. Habitat: freshwater.

fecundus, Catostomus Cope [E. D.] & Yarrow [H. C.] 1875:678, Pl. 32 (figs. 1, 1a-b) [Engineer Department, United States Army, Report upon the Geographical and Geological Explorations and Surveys west of the one hundredth Meridian v. 5 (Zoology) Chapter 6; ref. 968] Utah Lake, Wasatch County, Utah, U.S.A. Lectotype: USNM 16988. Paralectotypes: USNM 12894 (1). Type catalog: Gilbert 1998:182-183 [ref. 23395]. Lectotype selected by Miller & Smith 1981:11 [ref. 5465] as accepted by Gilbert 1998:182-183 [ref. 23395]. As Catostomus fecundum in legend to Pl. 32 (regarded as in error). •Valid or possible hybrid -- (Lee et al. 1980:378 [ref. 22416]). •Hybrid of Catostomus ardens x Chasmistes liorus -- (Gilbert 1998:183 [ref. 23395]). •Valid as Chasmistes fecundus (Cope & Yarrow 1875) -- (Cook 2001:293 [ref. 25390]). Current status: Valid as Chasmistes fecundus (Cope & Yarrow 1875). Catostomidae: Catostominae. Distribution: Utah, U.S.A. Habitat: freshwater.

flexuosus, Catostomus Rafinesque [C. S.] 1820:305 [Western Review and Miscellaneous Magazine: a monthly publ., devoted to literature and science, Lexington, KY v. 2 (no. 5); ref. 5006] Kentucky, U.S.A. No types known. Type catalog: Gilbert 1998:183 [ref. 23395]. Described as belonging to subgenus Teretulus, but listed as above. Also in Rafinesque 1820:59 [ref. 3592]. •Synonym of Catostomus commersonii (Lacepède 1803) -- (Gilbert 1998:183 [ref. 23395] as commersoni, Scott & Crossman 1998:539 [ref. 24570] as commersoni). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

florealis, Catostomus Baird [S. F.] in Gebhard 1854:22 [Annual Report of the Regents of the University of the State of New York, Albany v. 7 (for 18 Jan. 1854); ref. 29722] Elizabethtown, Essex County, New York, U.S.A. Name only, not available. Name also appeared in DeKay 1855:[52] 66 [ref. 27374] as name only with Baird as author and same locality. As name only in the Annual Report of the Regents of the University on the condition of the State Cabinet of Natural History, with catalogues of the same (Senate No. 40 1855:66 [ref. 27374]). Nomen Nudum. Current status: Unknown. Catostomidae: Catostominae. Habitat: freshwater.

forbesi, Carpiodes Hubbs [C. L.] (ex Forbes & Richardson) 1930:13 [Miscellaneous Publications, Museum of Zoology, University of Michigan No. 20; ref. 5590] Illinois River drainage, Illinois, U.S.A. No types known. Type catalog: Gilbert 1998:183 [ref. 23395]. Based on earlier descriptions by Forbes and Richardson of Carpiodes thompsoni, not of Agassiz; proposed conditionally by Hubbs, who suggested the possibility that this may be a hybrid between Carpiodes cyprinus and C. carpio. •Synonym of Carpiodes cyprinus (Lesueur 1817) -- (Lee et al. 1980:368 [ref. 22416], Robison & Buchanan 1988:263 [ref. 23393], Baxter & Stone 1995:121 [ref. 23374], Gilbert 1998:183 [ref. 23395]). Current status: Synonym of Carpiodes cyprinus (Lesueur 1817). Catostomidae: Ictiobinae. Habitat: freshwater.

forsterianus, Catostomus Richardson [J.] 1823:720 [16] [Narrative of a journey to the shores of the Polar Sea; ref. 18624] Albany River, tributary to James Bay, Ontario, Canada. Syntypes (Richardson specimens): BMNH 2004.2.2.3 (stuffed), BMNH 2004.2.2.4 (stuffed). Type catalog: Gilbert 1998:183 [ref. 23395], incorrectly with a holotype and a questionable paratype; if both specimens are types, then they are syntypes. On p. 16 of separate. •Synonym of Catostomus catostomus (Forster 1773) -- (Scott & Crossman 1998:535 [ref. 24570]). •Synonym of Catostomus catostomus (Forster 1773), subspecies catostomus -- (Gilbert 1998:183 [ref. 23395]). Current status: Synonym of Catostomus catostomus (Forster 1773). Catostomidae: Catostominae. Habitat: freshwater.

fukiensis, Myxocyprinus asiaticus Nichols [J. T.] 1925:8 [American Museum Novitates No. 177; ref. 3179] Near Nanping, Fukien Province, China. Holotype: AMNH 8415. Not treated in Zhang et al. 2016:127 [ref. 34477]. Catostomidae: Myxocyprininae. Habitat: freshwater.

fumeiventris, Catostomus Miller [R. R.] 1973:9, Fig. 5 [Occasional Papers of the Museum of Zoology University of Michigan No. 667; ref. 7587] Hilton Creek, tributary to Crowley Lake, Mono County, California, U.S.A. Holotype: UMMZ 191571. Paratypes: UMMZ 124837-38 (1, 6), 124840 (51), 132146 (2), 132150 (215), 132152 (215), 132155 (9), 132157 (55), 133005 (1), 133009 (16), 133093 (2), 133096 (11), 133099 (7), 133121 (1), 134678 (123), 133857 (1), 140397 (18), 140401 (13), 140404 (171), 140407 (19), 140409 (298), 141774 (now 0), 160949 (32), 165010-11 (697, 3), 181667-S (3, skel.), 189882 (36, 1 skel.). Type catalog: Gilbert 1998:183 [ref. 23395]. •Valid as Catostomus fumeiventris Miller 1973 -- (Lee et al. 1980:379 [ref. 22416], Page & Burr 1991:174 [ref. 18983], Swift et al. 1993:119 [ref. 22379], Gilbert 1998:183 [ref. 23395], Fuller et al. 1999:163 [ref. 25838], Moyle 2002:194 [ref. 26449], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:6 [ref. 30386], Kettratad & Markle 2010:276 [ref. 30991], Page & Burr 2011:316 [ref. 31215], Page et al. 2013:79 [ref. 32708], Page et al. 2023:63 [ref. 40505]). Current status: Valid as Catostomus fumeiventris Miller 1973. Catostomidae: Catostominae. Distribution: North America: California (U.S.A.). Habitat: freshwater.

generosus, Catostomus (Acomus) Girard [C. F.] 1856:174 [10] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Utah Creek, upper Rio Grande basin, Costilla County, Colorado, U.S.A. [not Cottonwood Creek, Utah, U.S.A.]. Syntypes: USNM 256 (3). Type catalog: Gilbert 1998:183-184 [ref. 23395]. On p. 10 of separate. •Synonym of Catostomus plebeius Baird & Girard 1854 -- (Smith 1966:47 [ref. 21398], Gilbert 1998:184 [ref. 23395]). •Synonym of Pantosteus plebeius (Baird & Girard 1854). Current status: Synonym of Pantosteus plebeius (Baird & Girard 1854). Catostomidae: Catostominae. Habitat: freshwater.

gibbosus, Catostomus Lesueur [C. A.] 1817:92 [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Connecticut River near Northampton, Hampshire County, Massachusetts, U.S.A. Holotype (unique): whereabouts unknown. Type catalog: Gilbert 1998:184 [ref. 23395]. •Synonym of Erimyzon oblongus (Mitchill 1814) -- (Smith 1986:101 [ref. 22186]). •Synonym of Erimyzon oblongus (Mitchill 1814), subspecies oblongus -- (Gilbert 1998:184 [ref. 23395]). Current status: Synonym of Erimyzon oblongus (Mitchill 1814). Catostomidae: Catostominae. Habitat: freshwater.

gila, Catostomus Kirsch [P. H.] 1889:555 [Proceedings of the United States National Museum v. 11 (no. 754); ref. 2608] Gila River, at Fort Thomas, Graham County, Arizona, U.S.A. Syntypes: CAS [ex IU] (2, not found), USNM 41172 (1). Type catalog: Gilbert 1998:184 [ref. 23395]. •Synonym of Catostomus insignis Baird & Girard 1854 -- (Gilbert 1998:184 [ref. 23395], Minckley & Marsh 2009:195 [ref. 31114]). Current status: Synonym of Catostomus insignis Baird & Girard 1854. Catostomidae: Catostominae. Habitat: freshwater.

goodei, Erimyzon Jordan [D. S.] 1878:148 [Bulletin of the United States National Museum No. 12; ref. 12254] St. Johns River, Florida, U.S.A. Holotype (unique): USNM 19071. Type catalog: Gilbert 1998:184 [ref. 23395]. •Synonym of Erimyzon sucetta (Lacepède 1803) -- (Gilbert 1998:184 [ref. 23395]). Current status: Synonym of Erimyzon sucetta (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

gracilis, Catostomus Kirtland [J. P.] 1838:169, 193 [Report on the zoology of Ohio v. 1 (pt. 2); ref. 18399] Big Miami River and brooks in northern Ohio, U.S.A. No types known. Type catalog: Gilbert 1998:184 [ref. 23395]. Minimal features provided but regarded as available. •Synonym of Catostomus commersonii (Lacepède 1803) -- (Gilbert 1998:184 [ref. 23395] as commersoni, Scott & Crossman 1998:539 [ref. 24570] as commersoni). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

grayi, Carpiodes Cope [E. D.] 1870:482 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Rio Grande, New Mexico, U.S.A. Holotype (unique): not found at ANSP. Type catalog: Böhlke 1984:35 [ref. 13621], Gilbert 1998:184-185 [ref. 23395]. •Synonym of Carpiodes carpio (Rafinesque 1820) -- (Gilbert 1998:185 [ref. 23395]). Current status: Synonym of Carpiodes carpio (Rafinesque 1820). Catostomidae: Ictiobinae. Habitat: freshwater.

griseus, Catostomus (Acomus) Girard [C. F.] 1856:174 [10] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Sweet Water Fork of Platte River, Wyoming, U.S.A. Lectotype: USNM 20257 [ex USNM 259] (plus pharyngeal arches). Paralectotypes: USNM 259 [= 20257] (1) Type catalog: Gilbert 1998:185 [ref. 23395]. On p. 10 of separate. Lectotype established by Jordan & Evermann 1896:175 [ref. 2443], also designated by Gilbert 1998:185 [ref. 23395]. •Synonym of Catostomus catostomus (Forster 1773) -- (Baxter & Stone 1995:127 [ref. 23374], Scott & Crossman 1998:532 [ref. 24570]). •Synonym of Catostomus catostomus (Forster 1773), but a valid subspecies -- (Gilbert 1998:185 [ref. 23395], Scharpf 2006:5 [ref. 30386]). Current status: Synonym of Catostomus catostomus (Forster 1773). Catostomidae: Catostominae. Habitat: freshwater.

guzmaniensis, Catostomus (Acomus) Girard [C. F.] 1856:173 [9] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Río Janos, tributary to Lago de Guzman, Chihuahua, Mexico. Syntypes: USNM 260 (2). Type catalog: Gilbert 1998:185 [ref. 23395]. On p. 9 of separate. •Synonym of Catostomus plebeius Baird & Girard 1854 -- (Smith 1966:47 [ref. 21398], Gilbert 1998:185 [ref. 23395], Smith et al. 2013:3 [ref. 32735]). •Synonym of Pantosteus plebeius (Baird & Girard 1854) -- (Fricke et al. 2024:160 [ref. 41622]). Current status: Synonym of Pantosteus plebeius (Baird & Girard 1854). Catostomidae: Catostominae. Habitat: freshwater.

hamiltoni, Thoburnia Raney [E. C.] & Lachner [E. A.] 1946:219 [Copeia 1946 (no. 4); ref. 11766] Anglin Creek, 1 mile west of Patrick Springs, 3.5 miles east of Stuart, on U.S. highway. 58, Patrick County, Virginia, U.S.A. Holotype: UMMZ 146498. Paratypes: CUMV 9559 (3); UMMZ 146499 (4); USNM 104098 (4), 107546 (4). Type catalog: Gilbert 1998:185 [ref. 23395]. •Valid as Moxostoma hamiltoni (Raney & Lachner 1946) -- (Lee et al. 1980:423 [ref. 22416]). •Valid as Thoburnia hamiltoni Raney & Lachner 1946 -- (Burkhead & Jenkins 1991:363 [ref. 21804], Page & Burr 1991:190 [ref. 18983], Jenkins & Burkhead 1994:489 [ref. 21581], Gilbert 1998:185 [ref. 23395], Nelson et al. 2004:80 [ref. 27807], Scharpf 2006:13 [ref. 30386], Page & Burr 2011:339 [ref. 31215], Page et al. 2013:81 [ref. 32708], Page et al. 2023:66 [ref. 40505]). Current status: Valid as Thoburnia hamiltoni Raney & Lachner 1946. Catostomidae: Catostominae. Distribution: Eastern North America: Virginia and North Carolina (eastern U.S.A.). Habitat: freshwater.

haydeni, Ptychostomus Girard [C. F.] 1856:172 [8] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Yellowstone River (probably in Wyoming, possibly in Montana), U.S.A. Lectotype: USNM 20263 [ex USNM 172]. Paralectotypes: USNM 172 (orig. 2, now 0, one pair pharyngeal arches as #2759). Type catalog: Gilbert 1998:185 [ref. 23395]. On p. 8 of separate. Lectotype established in Jordan & Evermann 1896:187 [ref. 2443]; also designated by Jenkins in Gilbert 1998:185 [ref. 23395]. •Synonym of Moxostoma macrolepidotum (Lesueur 1817), subspecies macrolepidotum -- (Gilbert 1998:185 [ref. 23395]). Current status: Synonym of Moxostoma macrolepidotum (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

hinei, Carpiodes cyprinus Trautman [M. B.] 1956:35, Fig. [Ohio Journal of Science v. 56 (no. 1); ref. 12231] Scioto River, northeastern Rush township, Scioto County, Ohio, U.S.A. Holotype: OSU 1889. Paratypes: OSM (16 lots, 60); OSU (14, 30); UMMZ (40 lots, 82); USNM 41036 (orig. 2, now 1). Type catalog: Gilbert 1998:185-186 [ref. 23395]. •Synonym of Carpiodes cyprinus (Lesueur 1817) -- (Lee et al. 1980:368 [ref. 22416], Robison & Buchanan 1988:263 [ref. 23393], Gilbert 1998:186 [ref. 23395]). Current status: Synonym of Carpiodes cyprinus (Lesueur 1817). Catostomidae: Ictiobinae. Habitat: freshwater.

hubbsi, Catostomus columbianus Smith [G. R.] 1966:100, Pl. 1B [Miscellaneous Publications, Museum of Zoology, University of Michigan No. 129; ref. 21398] Fish Creek, 1 mile below reservoir, Blaine County, Idaho, U.S.A. Holotype: UMMZ 182084. Paratypes: UMMZ 130447 (76). Type catalog: Gilbert 1998:186 [ref. 23395]. •Synonym of Catostomus columbianus (Eigenmann & Eigenmann 1893), but a valid subspecies as described -- (Gilbert 1998:186 [ref. 23395], Scott & Crossman 1998:537 [ref. 24570], Scharpf 2006:6 [ref. 30386], McPhail 2007:000 [ref. 31199] with question). Current status: Synonym of Catostomus columbianus (Eigenmann & Eigenmann 1893). Catostomidae: Catostominae. Habitat: freshwater.

hubbsi, Moxostoma Legendre [V.] 1952:vi [Société Canadienne d'Écologie; ref. 18448] Saint Lawrence River at western end of Montreal, Quebec, Canada. Lectotype: UMMZ 141375. Paralectotypes: UMMZ (2, discarded, but one pair of pharyngeal arches survives). Type catalog: Gilbert 1998:186 [ref. 23395] with remarks on types. Lectotype selected by Jenkins in Gilbert 1998:186 [ref. 23395]. Based on Moxostoma valencienesi Jordan 1886 as treated by Legendre 1942. •Valid as Moxostoma hubbsi Legendre 1952 -- (Lee et al. 1980:424 [ref. 22416], Mongeau et al. 1988:133 [ref. 18676], McAllister 1990:56 [ref. 14674], Page & Burr 1991:183 [ref. 18983], Gilbert 1998:186 [ref. 23395], Scott & Crossman 1998:577 [ref. 24570], Nelson et al. 2004:80 [ref. 27807], Scharpf 2006:11 [ref. 30386], Page & Burr 2011:326 [ref. 31215], Page et al. 2013:80 [ref. 32708], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma hubbsi Legendre 1952. Catostomidae: Catostominae. Distribution: North America: Saint Lawrence River drainage (Canada endemic). Habitat: freshwater.

hudsonius, Catostomus Lesueur [C. A.] 1817:107 [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Severn River, tributary to Hudson Bay, Ontaril, Canada. Syntypes: BMNH 1862.1.6.4 (1). Type catalog: Gilbert 1998:186 [ref. 23395]. Unneeded substitute name (to avoid Strickland tautonymy) for Cyprinus catostomus Forster 1773. •Objective synonym of Catostomus catostomus (Forster 1773) -- (Smith 1986:97 [ref. 22186]). ••Objective synonym of Catostomus catostomus (Forster 1773), subspecies catostomus -- (Gilbert 1998:186 [ref. 23395]). Current status: Synonym of Catostomus catostomus (Forster 1773). Catostomidae: Catostominae. Habitat: freshwater.

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.

insignis, Catostomus Baird [S. F.] & Girard [C. F.] 1854:28 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 7; ref. 168] Rio San Pedro, tributary to Gila River, Cochise County, Arizona, U.S.A. Syntypes or possible syntypes: ANSP 6785 [ex USNM 169] (1), MCZ 2264 (1), MNHN 0000-0424 [ex USNM 169] (1), NMW 52328 [ex USNM 169] (1), USNM 169 (orig. 5, now 4, plus 1 pharyngeal arch as #2738). Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:186-187 [ref. 23395]. •Valid as Catostomus insignis Baird & Girard 1854 -- (Branson et al. 1960:219 [ref. 41482], Lee et al. 1980:380 [ref. 22416], Page & Burr 1991:169 [ref. 18983], Espinosa Pérez et al. 1993:22 [ref. 22290], Gilbert 1998:187 [ref. 23395], Nelson et al. 2004:78 [ref. 27807], Miller 2006:146 [ref. 28615], Scharpf 2006:6 [ref. 30386], Minckley & Marsh 2009:193 [ref. 31114], Page & Burr 2011:309 [ref. 31215], Page et al. 2013:79 [ref. 32708], Bangs et al. 2018:4 [ref. 37913], Page et al. 2023:63 [ref. 40505], Fricke et al. 2024:157 [ref. 41622]). Current status: Valid as Catostomus insignis Baird & Girard 1854. Catostomidae: Catostominae. Distribution: North America: Rio Colorado basin, southwestern U.S.A. (New Mexico and Arizona) and northern Mexico. Habitat: freshwater.

intermedius, Notolepidomyzon Tanner [V. M.] 1942:29 [Great Basin Naturalist, Provo Utah v. 3 (no. 2); ref. 13224] White River (streams and springs) between Lund and Preston, White Pine Valley, White Pine County, Nevada, U.S.A. Holotype: BYU 4252. Paratypes: BYU 4253-58 (6), 4898-4902 (5), 5002-11 (10); CAS-SU (2, not found); UMMZ (1, not found); USNM 120169 (2). Type catalog: Tanner 1970:220 [ref. 23524], Gilbert 1998:187 [ref. 23395]. •Valid as Pantosteus intermedius (Tanner 1942) -- (La Rivers 1994:337 [ref. 23389], Minckley & Marsh 2009:205 [ref. 31114]). •Synonym of Catostomus clarkii Baird & Girard 1854 -- (Smith 1966:73 [ref. 21398], Gilbert 1998:187 [ref. 23395] as clarki, Scharpf 2006:6 [ref. 30386], Smith et al. 2013:3 [ref. 32735], Page et al. 2013:79 [ref. 32708]). •Synonym of Pantosteus clarkii (Baird & Girard 1854). Current status: Synonym of Pantosteus clarkii (Baird & Girard 1854). Catostomidae: Catostominae. Distribution: White River drainage, Nevada, U. S. A. [if valid]. Habitat: freshwater.

ischyrus, Ichthyobus Nelson [E. W.] in Jordan 1877:73 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 29 (pt 1); ref. 2372] Mackinaw Creek [River], a tributary of Illinois River, near Peoria, Tazewell County, central Illinois, U.S.A. Syntypes: (several) whereabouts unknown. Type catalog: Sabaj et al. 1997:289 [ref. 23225], Gilbert 1998:187 [ref. 23395]. •Most likely a synonym of Ictiobus bubalus (Rafinesque 1818) -- (Gilbert 1998:187 [ref. 23395]). Current status: Synonym of Ictiobus bubalus (Rafinesque 1818). Catostomidae: Ictiobinae. Habitat: freshwater.

jarrovii, Minomus Cope [E. D.] 1874:135 [7] [Proceedings of the American Philosophical Society v. 14; ref. 932] Zuni River, New Mexico [not Provo, Utah], U.S.A. Syntypes: (2) ?USNM 15783 (5), ?15802 (now 1). Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:187 [ref. 23395]. On p. 7 of separate. Spelled jarovii in Zoological Record. Often seen as yarrowii or yarrowi. •Synonym of Catostomus discobolus Cope 1871 -- (Smith 1966:82 [ref. 21398]). •Synonym of Catostomus discobolus Cope 1871, but a valid subspecies jarrovii -- (Crabtree & Buth 1987:843 [ref. 6770] as yarrowi, Gilbert 1998:187 [ref. 23395], Propst et al. 2001:158 [ref. 25436] as yarrowi, Scharpf 2006:6 [ref. 30386], Page & Burr 2011:320 [ref. 31215], Smith et al. 2013:3 [ref. 32735] as yarrowii, Bangs et al. 2018:4 [ref. 37913] as yarrowii). •Synonym of Pantosteus discobolus (Cope 1871), but a valid subspecies jarrovii -- (Minckley & Marsh 2009:203 [ref. 31114] as jarrowi). •Synonym of Pantosteus discobolus (Cope 1871), but a valid subspecies as described -- (Unmack et al. 2014:9 [ref. 36004], Bagley et al. 2018:17 [ref. 36001] as yarrowi). •Valid as Pantosteus jarrovii (Cope 1874). Current status: Valid as Pantosteus jarrovii (Cope 1874). Catostomidae: Catostominae. Distribution: North America: upper Little Colorado River system (northwestern New Mexico and northeastern Arizona, U.S.A.). Habitat: freshwater.

jordani, Pantosteus Evermann [B. W.] 1893:51, Fig. [Bulletin of the U. S. Fish Commission v. 12 (art. 2) (for 1892); ref. 12416] Red Rock River, at Red Rock, Montana. Lectotype: USNM 43963. Paralectotypes: CAS 63130 [ex IU 9043] (3), FMNH 2072 (2), MCZ 31856 (2), CAS-SU 1195 [ex USNM 43963] (4), 2126 (1), 4814 (, discarded); USNM 43964 (orig. 13, now 0), 125265 [ex USBF 34, USNM 343963] (5), 343579 [ex USNM 43963] (3). Type catalog: Böhlke 1953:28 [ref. 12291], Ibarra & Stewart 1987:63 [ref. 12367], Gilbert 1998:187-188 [ref. 23395]. Lectotype established (as figured specimen) in caption to Pl. 31, p. 3237 in Jordan & Evermann 1900 [ref. 2446] if figured specimen is identifiable. •Synonym of Catostomus platyrhynchus (Cope 1874) -- (Smith 1966:59 [ref. 21398], Gilbert 1998:188 [ref. 23395], Scott & Crossman 1998:537 [ref. 24570]). •Valid as Catostomus jordani (Evermann 1895) -- (Smith et al. 2013:3, 14 [ref. 32735], Bangs et al. 2018:4 [ref. 37913]). •Valid as Pantosteus jordani Evermann 1893 -- (Unmack et al. 2014:10 [ref. 36004], Bagley et al. 2018:25 [ref. 36001], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Pantosteus jordani Evermann 1893. Catostomidae: Catostominae. Distribution: North America: Missouri River basin, from the Black Hills of South Dakota to western Wyoming, Montana and Alberta (western U.S.A.). Habitat: freshwater.

kennerlii, Moxostoma Girard [C. F.] 1856:171 [7] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Dry Creek, near Victoria, Victoria County, Texas, U.S.A. Syntypes: [all originally USNM 161] ANSP 6797 (1); MCZ 2266 (1); MNHN 0000-0422 (1); USNM 161 (orig. 10, now 7, plus 1 pair of pharyngeal arches as #2735), 344590 (1). Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:188 [ref. 23395]. On p. 7 of separate. •Synonym of Erimyzon sucetta (Lacepède 1803) -- (Lee et al. 1980:399 [ref. 22416], Smith 1986:102 [ref. 22186], Gilbert 1998:188 [ref. 23395]). •Synonym of Erimyzon sucetta (Lacepède 1803) but a valid subspecies -- (Scharpf 2006:9 [ref. 30386]). Current status: Synonym of Erimyzon sucetta (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

labiatus, Catostomus Ayres [W. O.] 1855:[2] col. 5 [The Pacific [newspaper] v. 4 (nos 7-22); ref. 13428] San Joaquin River, Stockton, San Joaquin County, California, U.S.A. Holotype (unique): lost, not ANSP 6741. Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:188 [ref. 23395]. Appeared first as above on 16 Mar. Then in Ayres 1855:32 [ref. 159]. •Synonym of Catostomus occidentalis Ayres 1854, subspecies occidentalis -- (Gilbert 1998:188 [ref. 23395]). Current status: Synonym of Catostomus occidentalis Ayres 1854. Catostomidae: Catostominae. Habitat: freshwater.

labiosus, Carpiodes Meek [S. E.] 1904:29, Fig. 6 [Field Columbian Museum, Zoölogical Series v. 5; ref. 2958] Río Valles at Valles, Río Panuco basin, San Luis Potosí, Mexico. Holotype: FMNH 4492. Paratypes: FMNH 4493 (1). Type catalog: Ibarra & Stewart 1987:20 [ref. 12367], Gilbert 1998:188 [ref. 23395]. •Valid as Ictiobus labiosus (Meek 1904) -- (Espinosa Pérez et al. 1993:23 [ref. 22290], Gilbert 1998:188 [ref. 23395], Nelson et al. 2004:79 [ref. 27807], Miller 2006:150 [ref. 28615], Scharpf 2006:10 [ref. 30386], Page et al. 2013:80 [ref. 32708], Page et al. 2023:64 [ref. 40505], Fricke et al. 2024:158 [ref. 41622]). Current status: Valid as Ictiobus labiosus (Meek 1904). Catostomidae: Ictiobinae. Distribution: Southern North America: Río Pánuco basin and Río Santa Maria, Gulf of Mexico watersheds (Mexico) endemic. Habitat: freshwater.

lacera, Lagochila Jordan [D. S.] & Brayton [A. W.] 1877:280, Figs. 1-2 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 29 (pt 2); ref. 2435] Chickamauga River [Chickamauga Creek] near Ringgold, Catoosa County, Georgia, U.S.A. Lectotype: USNM 31129. Paralectotypes: (2) lost. Lectotype established by Jordan & Evermann 1896:199 [ref. 2443], also designated by Jenkins in Gilbert 1998:188 [ref. 23395]. Apparently extinct. •Valid as Lagochila lacera Jordan & Brayton 1877 -- (Lee et al. 1980:407 [ref. 22416], Etnier & Starnes 1993:280 [ref. 22809], Mettee et al. 1996:353 [ref. 25836]). •Valid as Moxostoma lacerum (Jordan & Brayton 1877) -- (Boschung 1992:63 [ref. 23239], Jenkins & Burkhead 1994:519 [ref. 21581], Nelson et al. 2004:80 [ref. 27807], Boschung & Mayden 2004:316 [ref. 27995], Scharpf 2006:11 [ref. 30386], Fink & Humphries 2010:5 [ref. 30736], Page & Burr 2011:325 [ref. 31215], Page et al. 2013:80 [ref. 32708], Bagley et al. 2023:316 [ref. 41241], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma lacerum (Jordan & Brayton 1877). Catostomidae: Catostominae. Distribution: North America: eastern-central U.S.A. [extinct]. Habitat: freshwater.

lachneri, Moxostoma Robins [C. R.] & Raney [E. C.] 1956:9, Pls. 1, 2, 4 [Cornell University, Agricultural Experiment Station, Memoir No. 343; ref. 12222] Hatchechubbee Creek, Apalachicola River system, 4 miles southwest of Seale, Russell County, Alabama, U.S.A. Holotype: CUMV 15831. Paratypes: ANSP 136721 (1); CUMV 11207 (1), 15957 (1), 17518 (3), 17784 (2), 19799 (1), 21414 (1), 21449 (1), 24133 (3), 25019 (2); UMMZ 157955 (4), 157964 (2), 165539 (4), 165616 (11); USNM 162416 (17). Type catalog: Böhlke 1984:36 [ref. 13621]. •Valid as Scartomyzon lachneri (Robins & Raney 1956) -- (Boschung 1992:63 [ref. 23239], Fuller et al. 1999:173 [ref. 25838], Boschung & Mayden 2004:319 [ref. 27995], Page & Burr 2011:337 [ref. 31215]). •Valid as Moxostoma lachneri Robins & Raney 1956 -- (Lee et al. 1980:425 [ref. 22416], Page & Burr 1991:189 [ref. 18983], Mettee et al. 1996:365 [ref. 25836], Nelson et al. 2004:80 [ref. 27807], Scharpf 2006:12 [ref. 30386], Page et al. 2013:80 [ref. 32708], Bagley et al. 2023:316 [ref. 41241], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma lachneri Robins & Raney 1956. Catostomidae: Catostominae. Distribution: North America: Georgia and Alabama (southeastern U.S.A.). Habitat: freshwater.

lachrymalis, Ptychostomus Cope [E. D.] 1870:474 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Neuse River, Newbern, North Carolina, U.S.A. Syntypes: (2) lost. Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:189 [ref. 23395]. •Synonym of Moxostoma macrolepidotum (Lesueur 1817), subspecies macrolepidotum -- (Gilbert 1998:189 [ref. 23395]). Current status: Synonym of Moxostoma macrolepidotum (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

lactarius, Catostomus (Acomus) Girard [C. F.] 1856:174 [10] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Milk River, affluent of the upper Missouri River, Hill County, Montana, U.S.A. Syntypes: USNM 257 (orig. 2, now 0, plus pharyngeal arches as #2804), 258 (orig. 5, now 0). Type catalog: Gilbert 1998:189 [ref. 23395]. On p. 10 of separate. •Synonym of Catostomus catostomus (Forster 1773), subspecies catostomus -- (Gilbert 1998:189 [ref. 23395]). Current status: Synonym of Catostomus catostomus (Forster 1773). Catostomidae: Catostominae. Habitat: freshwater.

lacusanserinus, Catostomus occidentalis Fowler [H. W.] 1913:49, Fig. 1 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 65; ref. 1388] Goose Lake, Lake County, Oregon, U.S.A. Holotype (unique): ANSP 19990. Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:189 [ref. 23395]. Original as lacus-anserinus. •Synonym of Catostomus occidentalis Ayres 1854 -- (Lee et al. 1980:385 [ref. 22416], Ward & Fritzsche 1987:175 [ref. 20806]). •Synonym of Catostomus occidentalis Ayres 1854, subspecies occidentalis -- (Gilbert 1998:189 [ref. 23395]). •Synonym of Catostomus occidentalis Ayres 1854, but a valid subspecies -- (Moyle 2002:186 [ref. 26449], Scharpf 2006:7 [ref. 30386]). Current status: Synonym of Catostomus occidentalis Ayres 1854. Catostomidae: Catostominae. Habitat: freshwater.

lacustris, Catostomus catostomus Bajkov [A. D.] 1927:398 [22], Pls. 1 (fig. c), 2 (fig. a) [Contributions to Canadian Biology and Fisheries (n. s.) v. 3 (no. 16); ref. 15776] Lake Annette, Lake Beauvert, Lake Patricia, and Lake Pyramid, Alberta, Canada. Syntypes: (10) UMMZ 80836 (2). •Synonym of Catostomus catostomus (Forster 1773), but a valid subspecies as described -- (McAllister 1990:55 [ref. 14674], Gilbert 1998:189 [ref. 23395], Scharpf 2006:5 [ref. 30386]). Current status: Synonym of Catostomus catostomus (Forster 1773). Catostomidae: Catostominae. Habitat: freshwater.

lahontan, Pantosteus Rutter [C. L.] 1903:146, Fig. (p. 146) [Bulletin of the U. S. Fish Commission v. 22 [1902]; ref. 12376] Susan River, Honey Lake watershed, near Susanville, Lassen County, northeastern California, U.S.A. Syntypes: USNM 50587 (8), 126491 [ex USBF 1454] (orig. 2, now 0). Type catalog: Gilbert 1998:189 [ref. 23395]. Spelled originally as lahonton several times; spelled lahontan in Rutter 1908:120 [ref. 12415]; probably should be spelled lahontan. •Synonym of Catostomus platyrhynchus (Cope 1874) -- (Gilbert 1998:189 [ref. 23395], Scharpf 2006:7 [ref. 30386]). •Valid as Catostomus lahontan (Rutter 1903) -- (Smith et al. 2013:14 [ref. 32735], Bangs et al. 2018:4 [ref. 37913]). •Valid as Pantosteus lahontan Rutter 1903 -- (La Rivers 1994:334 [ref. 23389], Unmack et al. 2014:11 [ref. 36004], Bagley et al. 2018:25 [ref. 36001], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Pantosteus lahontan Rutter 1903. Catostomidae: Catostominae. Distribution: North America: Lahontan River basin (Nevada, Oregon and California, western U.S.A.). Habitat: freshwater.

latipinnis, Catostomus Baird [S. F.] & Girard [C. F.] 1853:388 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 6; ref. 15636] Rio San Pedro, Gila River basin, [presumably near mouth of Babocomari Creek, Cochise County], Arizona, U.S.A. Lectotype: USNM 20078. Paralectotypes: USNM 254 (orig. 2, now 0, plus 1 pharyngeal arch as #1803). Type catalog: Gilbert 1998:188-189 [ref. 23395]. As Catostomus latipinne in Cope 1871:434 [ref. 19655]. Lectotype established by Jordan & Evermann 1896:175 [ref. 2443], also designated by Gilbert 1998:190 [ref. 23395]. •Valid as Catostomus latipinnis Baird & Girard 1853 -- (Lee et al. 1980:381 [ref. 22416], Page & Burr 1991:172 [ref. 18983], Swift et al. 1993:119 [ref. 22379], La Rivers 1994:350 [ref. 23389], Baxter & Stone 1995:134 [ref. 23374], Sigler & Sigler 1996:136 [ref. 25943], Gilbert 1998:190 [ref. 23395], Douglas & Marsh 1998:915 [ref. 23616], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:6 [ref. 30386], Minckley & Marsh 2009:195 [ref. 31114], Kettratad & Markle 2010:276 [ref. 30991], Page & Burr 2011:312 [ref. 31215], Page et al. 2013:79 [ref. 32708], Bangs et al. 2018:4 [ref. 37913], Page et al. 2023:63 [ref. 40505]). Current status: Valid as Catostomus latipinnis Baird & Girard 1853. Catostomidae: Catostominae. Distribution: North America: western U.S.A. Habitat: freshwater.

leopoldi, Catostomus Siebert [D. J.] & Minckley [W. L.] 1986:2, Figs. 1, 2a, 3a, c, e [American Museum Novitates No. 2849; ref. 8039] Arroyo Moctezuma, Río Gavilán, 29°51'N, 108°24'W, Chihuahua, Mexico, elevation 2180 meters. Holotype: UMMZ 213391. Paratypes: AMNH 50708SD (1, dry skeleton), 50709 (44), 51301SD (2, dry skeletons); ASU 10559-61 (42, 10, 47); UMMZ 213392 (20). Type catalog: Gilbert 1998:190 [ref. 23395]. •Valid as Catostomus leopoldi Siebert & Minckley 1986 -- (Espinosa Pérez et al. 1993:22 [ref. 22290], Gilbert 1998:190 [ref. 23395], Nelson et al. 2004:78 [ref. 27807], Miller 2006:147 [ref. 28615], Scharpf 2006:7 [ref. 30386], Minckley & Marsh 2009:197 [ref. 31114], Page et al. 2013:79 [ref. 32708], Page et al. 2023:63 [ref. 40505], Fricke et al. 2024:158 [ref. 41622]). Current status: Valid as Catostomus leopoldi Siebert & Minckley 1986. Catostomidae: Catostominae. Distribution: Southern North America: Río Bavispe drainage, Chihuahua and Sonora (Mexico) endemic. Habitat: freshwater.

lesueurii, Catastomus Richardson [J.] 1823:721 [17] [Narrative of a journey to the shores of the Polar Sea; ref. 18624] Perhaps Pine-Island Lake, 54°N, 110°W, or Cumberland Lake, Saskatchewan, Canada. Possible syntype: BMNH 2004.2.2.5 (RHS skin). Type catalog: Gilbert 1998:190 [ref. 23395] with remarks on locality. On p. 17 of separate. Original genus should have been spelled Catostomus. Unjustifiably emended to Cyprinus sueurii by Richardson 1836:118 [ref. 3731]. •Synonym of Moxostoma macrolepidotum (Lesueur 1817) -- (Smith 1986:111 [ref. 22186], Scott & Crossman 1998:583 [ref. 24570]). •Synonym of Moxostoma macrolepidotum (Lesueur 1817), subspecies macrolepidotum -- (Gilbert 1998:190 [ref. 23395]). Current status: Synonym of Moxostoma macrolepidotum (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

liorus, Chasmistes Jordan [D. S.] 1878:219 [Bulletin of the United States National Museum No. 12; ref. 12254] Utah Lake, Wasatch County, Utah, U.S.A. Holotype (unique): USNM 75832 [ex USNM 20932]. Type catalog: Gilbert 1998:190 [ref. 23395]. Added in addenda; based on Chasmistes fecundus of Jordan as treated on p. 150 of same reference. •Valid as Chasmistes liorus Jordan 1878 -- (Lee et al. 1980:395 [ref. 22416], Page & Burr 1991:167 [ref. 18983], Cook 2001:293 [ref. 25390], Nelson et al. 2004:79 [ref. 27807]). •Valid as Chasmistes liorus Jordan 1878, subspecies liorus -- (Sigler & Sigler 1996:142 [ref. 25943], Gilbert 1998:190 [ref. 23395], Scharpf 2006:8 [ref. 30386], Page & Burr 2011:305 [ref. 31215] with 2 subspecies, Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Chasmistes liorus Jordan 1878. Catostomidae: Catostominae. Distribution: North America: Utah (U.S.A.). Habitat: freshwater.

longirostrum, Catostomus Lesueur [C. A.] 1817:102 [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Vermont, U.S.A. Holotype (unique): whereabouts unknown. Type catalog: Gilbert 1998:190 [ref. 23395]. •Synonym of Catostomus catostomus (Forster 1773) -- (Smith 1986:97 [ref. 22186]). •Synonym of Catostomus catostomus (Forster 1773), subspecies catostomus -- (Gilbert 1998:190 [ref. 23395]). Current status: Synonym of Catostomus catostomus (Forster 1773). Catostomidae: Catostominae. Habitat: freshwater.

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.

macrocheilus, Catostomus Girard [C. F.] 1856:175 [11] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Mouth of Columbia River, Astoria, Oregon, U.S.A. Holotype (unique): USNM 240 (plus 1 pharyngeal arch as #2793). Type catalog: Gilbert 1998:191 [ref. 23395]. On p. 11 of separate. •Valid as Catostomus macrocheilus Girard 1856 -- (Lee et al. 1980:383 [ref. 22416], McAllister 1990:55 [ref. 14674], Page & Burr 1991:171 [ref. 18983], La Rivers 1994:340 [ref. 23389], Gilbert 1998:191 [ref. 23395], Scott & Crossman 1998:544 [ref. 24570], Wydoski & Whitney 2003:147 [ref. 27816], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:7 [ref. 30386], McPhail 2007:181 [ref. 31199], Kettratad & Markle 2010:276 [ref. 30991], Page & Burr 2011:311 [ref. 31215], Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Catostomus macrocheilus Girard 1856. Catostomidae: Catostominae. Distribution: North America: western Canada and northwestern U.S.A. Habitat: freshwater.

macrolepidotus, Catostomus Lesueur [C. A.] 1817:94, 111, Fig. [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Delaware River, New Jersey or Pennsylvania, U.S.A. Holotype (unique): whereabouts unknown. Lesueur specimens: MNHN 0000-3834 (2), 0000-5779 (2, poor condition). Type catalog: Bertin & Estève 1948:8 [ref. 19574], Gilbert 1998:191 [ref. 23395]. •Valid as Moxostoma macrolepidotum (Lesueur 1817) [sometimes as subspecies macrolepidotum] -- (Lee et al. 1980:427 [ref. 22416], Smith 1986:109 [ref. 22186], Robison & Buchanan 1988:280 [ref. 23393], McAllister 1990:56 [ref. 14674], Tomelleri & Eberle 1990:109 [ref. 24089], Page & Burr 1991:184 [ref. 18983], Boschung 1992:63 [ref. 23239], Etnier & Starnes 1993:292 [ref. 22809], Jenkins & Burkhead 1994:503 [ref. 21581], Baxter & Stone 1995:138 [ref. 23374], Stauffer et al. 1995:199 [ref. 23376], Cross & Collins 1995:137 [ref. 23394], Chereshnev 1996:601 [ref. 24659], Mettee et al. 1996:367 [ref. 25836], Murdy et al. 1997:82 [ref. 23144], Gilbert 1998:191 [ref. 23395], Scott & Crossman 1998:579 [ref. 24570], Fuller et al. 1999:172 [ref. 25838], Lyons et al. 2000:35 [ref. 26594], Ross et al. 2001:289 [ref. 25978], Nelson et al. 2004:80 [ref. 27807], Bailey et al. 2004:125 [ref. 27882], Scharpf 2006:12 [ref. 30386], Page & Burr 2011:329 [ref. 31215], Page et al. 2013:80 [ref. 32708], Bagley et al. 2023:316 [ref. 41241], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma macrolepidotum (Lesueur 1817). Catostomidae: Catostominae. Distribution: North America: Canada and central U.S.A. Habitat: freshwater.

macropterum, Exoglossum Rafinesque [C. S.] 1818:420, Pl. 17 (fig. 4) [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 2); ref. 3588] Red River, Cumberland River drainage, at Prices Mill, Simpson County, Kentucky, U.S.A. Neotype: UF 105630 [ex UF 19806]. Type catalog: Gilbert 1998:109 and 191 [ref. 23395]. Species account indicates illustration on fig. 3 of Pl. 17, but description matches fig. 4. Neotype designated by Gilbert 1998:191 [ref. 23395]. •Synonym of Hypentelium nigricans (Lesueur 1817) -- (Gilbert 1998:109 and 191 [ref. 23395] after neotype designation). Current status: Synonym of Hypentelium nigricans (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

macropterus, Catostomus Rafinesque [C. S.] 1818:354 [American Monthly Magazine and Critical Review v. 3 (no. 5) (art. 3) (Sept.); ref. 3586] Not available, name only. Nomen Nudum. Catostomidae: Catostominae.

maculosus, Catostomus Lesueur [C. A.] 1817:103 [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Pipe Creek [just northwest of Westminster, Carroll County], Maryland, U.S.A. Holotype (unique): whereabouts unknown. Type catalog: Gilbert 1998:191 [ref. 23395]. •Synonym of Hypentelium nigricans (Lesueur 1817) -- (Gilbert 1998:191 [ref. 23395]). Current status: Synonym of Hypentelium nigricans (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

mascotae, Moxostoma Regan [C. T.] 1907:147, Pl. 24 (fig. 2) [Biologia Centrali-Americana Part 215; ref. 3629] Near source of Río Mascota, Jalisco, Mexico, elevation 4000 feet. Syntypes: BMNH 1892.9.5.87-93 (7). Type catalog: Gilbert 1998:191-192 [ref. 23395]. •Synonym of Moxostoma austrinum (Bean 1880) -- (Lee et al. 1980:413 [ref. 22416], Miller 2006:152 [ref. 28615] with question). •Valid as Scartomyzon mascotae (Regan 1907) -- (Gilbert 1998:192 [ref. 23395]). •Valid as Moxostoma mascotae Regan 1907 -- (Nelson et al. 2004:80 [ref. 27807], Scharpf 2006:12 [ref. 30386], Page et al. 2013:80 [ref. 32708], Page et al. 2023:65 [ref. 40505], Fricke et al. 2024:160 [ref. 41622]). Current status: Valid as Moxostoma mascotae Regan 1907. Catostomidae: Catostominae. Distribution: Southern North America: Pacific watersheds of Jalisco (Mexico) endemic. Habitat: freshwater.

megastomus, Catostomus Rafinesque [C. S.] 1820:306 [Western Review and Miscellaneous Magazine: a monthly publ., devoted to literature and science, Lexington, KY v. 2 (no. 5); ref. 5006] Kentucky, U.S.A. No types known. Type catalog: Gilbert 1998:192 [ref. 23395]. Questionably placed in Catostomus, and described as belonging to subgenus Teretulus, but listed as above. Also in Rafinesque 1820:59 [ref. 3592]. Mythical, based on Audubon information -- (Gilbert 1998:192 [ref. 23395]). Catostomidae: Catostominae. Habitat: freshwater.

melanops, Catostomus Rafinesque [C. S.] 1820:304 [302 on page] [Western Review and Miscellaneous Magazine: a monthly publ., devoted to literature and science, Lexington, KY v. 2 (no. 5); ref. 5006] Falls of Ohio River, at Louisville, Kentucky, U.S.A. No types known. Type catalog: Gilbert 1998:192 [ref. 23395]. Described as belonging to subgenus Teretulus, but listed as above. Also in Rafinesque 1820:57 [ref. 3592]. Original genus misspelled Cotostomus In Ich. Ohiensis. Misspelled melanopsis by Kirtland 1838:169, 193 [ref. 18399]. •Valid as Minytrema melanops (Rafinesque 1820) -- (Lee et al. 1980:408 [ref. 22416], Robison & Buchanan 1988:274 [ref. 23393], McAllister 1990:56 [ref. 14674], Tomelleri & Eberle 1990:113 [ref. 24089], Page & Burr 1991:178 [ref. 18983], Boschung 1992:62 [ref. 23239], Etnier & Starnes 1993:282 [ref. 22809], Warren et al. 1994:132 [ref. 25557], Knight & Hastings 1994:149 [ref. 25560], Stauffer et al. 1995:192 [ref. 23376], Cross & Collins 1995:131 [ref. 23394], Mettee et al. 1996:355 [ref. 25836], Gilbert 1998:192 [ref. 23395], Scott & Crossman 1998:561 [ref. 24570], Fuller et al. 1999:171 [ref. 25838], Lyons et al. 2000:34 [ref. 26594], Ross et al. 2001:279 [ref. 25978], Nelson et al. 2004:79 [ref. 27807], Bailey et al. 2004:120 [ref. 27882], Miller & Robison 2004:212 [ref. 27931], Boschung & Mayden 2004:308 [ref. 27995], Scharpf 2006:10 [ref. 30386], Page & Burr 2011:320 [ref. 31215], Page et al. 2013:80 [ref. 32708], Robins et al. 2018:134 [ref. 35886], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Minytrema melanops (Rafinesque 1820). Catostomidae: Catostominae. Distribution: North America: Great Lakes to southeastern U.S.A. and Gulf states (U.S.A.). Habitat: freshwater.

melanurus, Rutilus Rafinesque [C. S.] 1820:241 [Western Review and Miscellaneous Magazine: a monthly publ., devoted to literature and science, Lexington, KY v. 2 (no. 4); ref. 7310] Ohio and Muskingum rivers, etc., U.S.A. No types known. Type catalog: Gilbert 1998:192 [ref. 23395]. Also in Rafinesque 1820:51 [ref. 3592]. Described in a cyprinid genus but probably not a cyprinid, treated as a catostomid by some earlier authors. •Status uncertain -- (Gilbert 1998:192 [ref. 23395]). Catostomidae. Habitat: freshwater.

meridionalis, Cycleptus Burr [B. M.] & Mayden [R. L.] 1999:44, Fig. 3 bottom [Alabama Museum of Natural History Bulletin No. 20; ref. 24027] Alabama River below turbines at power plant at Millers Ferry Lock and Dam, 2 miles west-southwest of Millers Ferry, Wilcox County, Alabama, U.S.A. Holotype: UAIC 11431.03. Paratypes: AUM 27700 (2); INHS 44769 (1); KU 26885 (1); NLU 74976 (1); SIUC 30615 (1); TU 184867 (1); UAIC 11430.01 (1), 11431.01 (1), 11973.01 (1); UF 107750 (1); UMMZ 234192 (1); USNM 348714 (1); UT 45.1505 (1). •Valid as Cycleptus meridionalis Burr & Mayden 1999 -- (Buth & Mayden 2001:899 [ref. 25814], Ross et al. 2001:265 [ref. 25978], Nelson et al. 2004:79 [ref. 27807], Boschung & Mayden 2004:298 [ref. 27995], Scharpf 2006:9 [ref. 30386], Page & Burr 2011:304 [ref. 31215], Page et al. 2013:79 [ref. 32708], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Cycleptus meridionalis Burr & Mayden 1999. Catostomidae: Cycleptinae. Distribution: North America: Gulf coast drainages, Alabama, Mississippi and Louisiana (U.S.A.). Habitat: freshwater.

meridionalis, Sclerognathus Günther [A.] 1868:23 [Catalogue of the fishes in the British Museum v. 7; ref. 1990] Río Usumacinta, Guatemala. Syntypes: BMNH 1865.4.29.58-61 (4), ZMB 7005 (2). •Mention -- (Miller 2006:150 [ref. 28615]). •Valid as Ictiobus meridionalis (Günther 1868) -- (Espinosa Pérez et al. 1993:23 [ref. 22290], Gilbert 1998:192 [ref. 23395], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:10 [ref. 30386], Page et al. 2013:80 [ref. 32708], López-Segovia et al. 2020:110 [ref. 38152], Barrientos et al. 2023:271 [ref. 41235], Page et al. 2023:64 [ref. 40505], Fricke et al. 2024:159 [ref. 41622], Quintana 2024:5 [ref. 41186]). Current status: Valid as Ictiobus meridionalis (Günther 1868). Catostomidae: Ictiobinae. Distribution: Southern North America and Central America: Río Papaloapan to Río Usumacinta basins, Gulf of Mexico slope (southern Mexico and Guatemala). IUCN (2019): Data Deficient. Habitat: freshwater.

microps, Catostomus Rutter [C. L.] 1908:120, Fig. 1 [Bulletin of the Bureau of Fisheries v. 27 (Doc. 637) (for 1907); ref. 12415] Rush Creek, tributary of Ash Creek, near Aden, Modoc County, California, U.S.A. Holotype: USNM 58496. Paratypes: (2) AMNH 46073 (scales only); CAS-SU 9277 (1). Type catalog: Böhlke 1953:27 [ref. 12291], Gilbert 1998:192 [ref. 23395]. •Valid as Catostomus microps Rutter 1908 -- (Lee et al. 1980:384 [ref. 22416], Page & Burr 1991:175 [ref. 18983], Gilbert 1998:192 [ref. 23395], Moyle 2002:189 [ref. 26449], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:7 [ref. 30386], Page & Burr 2011:316 [ref. 31215], Page et al. 2013:79 [ref. 32708], Bangs et al. 2018:4 [ref. 37913], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Catostomus microps Rutter 1908. Catostomidae: Catostominae. Distribution: North America: Oregon and California (western U.S.A.). Habitat: freshwater.

microstomus, Carpiodes Meek [S. E.] 1904:27, Fig. 4 [Field Columbian Museum, Zoölogical Series v. 5; ref. 2958] Río Noavaco at Santa Rosalía, Chihuahua, Mexico. Holotype: FMNH 3542 (1). Paratypes: BMNH 1905.12.6.325-327 (4); FMNH 105533 [ex FMNH 3542] (14), 3559 (4); CAS-SU 21440 (4). Type catalog: Ibarra & Stewart 1987:21 [ref. 12367], Gilbert 1998:192 [ref. 23395]. •Synonym of Carpiodes carpio (Rafinesque 1820) -- (Gilbert 1998:192 [ref. 23395], Fricke et al. 2024:157 [ref. 41622]). Current status: Synonym of Carpiodes carpio (Rafinesque 1820). Catostomidae: Ictiobinae. Habitat: freshwater.

mictus, Chasmistes liorus Miller [R. R.] & Smith [G. R.] 1981:15, Figs. 7B, 9B-C. [Occasional Papers of the Museum of Zoology University of Michigan No. 696; ref. 5465] Utah Lake at Goshen, Wasatch County, Utah, U.S.A. Holotype: UMMZ 203995. Paratypes: UMMZ 138986 (7), 141458 (1), 141478 (6), 180680 (5, 2 skeletons), 203994 (3), 203996-97 (1, 3), 207720 (7). Type catalog: Gilbert 1998:192-193 [ref. 23395]. •Synonym of Chasmistes liorus Jordan 1878, but a valid subspecies as described -- (Sigler & Sigler 1996:142 [ref. 25943], Gilbert 1998:193 [ref. 23395], Scharpf 2006:8 [ref. 30386], Page & Burr 2011:306 [ref. 31215], Page et al. 2013:79 [ref. 32708], Ehlo et al. 2019:110 [ref. 39642]). Current status: Synonym of Chasmistes liorus Jordan 1878. Catostomidae: Catostominae. Distribution: North America: Utah (U.S.A.) [if valid.] Habitat: freshwater.

milleri, Moxostoma austrinum Robins [C. R.] & Raney [E. C.] 1957:307, Figs. 2, 6, 10 [Tulane Studies in Zoology v. 5 (no. 12); ref. 12166] Tributary of Río Mezquital, as Rayar, about 5 miles south of Durango City, Durango, Mexico. Holotype: USNM 132446. Paratypes: UMMZ 173136 (2), USNM 169889 (1). Additional material: USNM 161693 (2), 173135 (53 of 55), 193559 (1). Type catalog: Gilbert 1998:193 [ref. 23395]. •Synonym of Moxostoma austrinum Bean 1880 -- (Lee et al. 1980:413 [ref. 22416]). •Synonym of Scartomyzon austrinus (Bean 1880), but a valid subspecies as described -- (Gilbert 1998:193 [ref. 23395], Scharpf 2006:11 [ref. 30386]). •Valid as Moxostoma milleri Robins & Raney 1957 -- (Pérez-Rodríguez et al. 2016:[3] 635 [ref. 37366], Page et al. 2023:65 [ref. 40505], Fricke et al. 2024:160 [ref. 41622]). Current status: Valid as Moxostoma milleri Robins & Raney 1957. Catostomidae: Catostominae. Distribution: Southern North America: Durango (central Mexico) endemic. Habitat: freshwater.

mniotiltus, Catostomus Snyder [J. O.] 1913:56 [Bulletin of the Bureau of Fisheries v. 32 (Doc. 776) (for 1912); ref. 4153] Arroyo Seco Creek, tributary to Salinas River, Monterey County, California, U.S.A. Holotype: USNM 74465. Paratypes: BMNH 1900.9.29.178 (1); CAS-SU 22494 (21); UMMZ 65195 (5); USNM 49584 (1), 75152-54 (23, 7, 6), 75364-73 (17, 17, 5, 75, 18, 14, 33, 22, 19, 38), 75678 (4), 75690 (1). Type catalog: Böhlke 1953:28 [ref. 12291]. •Synonym of Catostomus occidentalis Ayres 1854 -- (Lee et al. 1980:385 [ref. 22416]). •Synonym of Catostomus occidentalis Ayres 1854, but possibly a valid subspecies -- (Ward & Fritzsche 1987:175 [ref. 20806]). •Synonym of Catostomus occidentalis Ayres 1854, but a valid subspecies -- (Moyle 2002:186 [ref. 26449], Kettratad & Markle 2010:279 [ref. 30991]). Current status: Synonym of Catostomus occidentalis Ayres 1854. Catostomidae: Catostominae. Habitat: freshwater.

muriei, Chasmistes Miller [R. R.] & Smith [G. R.] 1981:17, Fig. 9A [Occasional Papers of the Museum of Zoology University of Michigan No. 696; ref. 5465] Snake River below Jackson Lake dam, Teton County, Wyoming, U.S.A. Holotype (unique): UMMZ 81530. •Valid as Chasmistes muriei Miller & Smith 1981, but apparently extinct -- (Baxter & Stone 1995:141 [ref. 23374], Gilbert 1998:193 [ref. 23395], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:8 [ref. 30386], Page & Burr 2011:306 [ref. 31215], Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Chasmistes muriei Miller & Smith 1981. Catostomidae: Catostominae. Distribution: North America: Wyoming (U.S.A.) [extinct]. Habitat: freshwater.

nankinensis, Myxocyprinus asiaticus Tchang [T.-L.] 1929:242, Fig. 4 [Bulletin du Muséum National d'Histoire Naturelle (Série 2) v. 1 (no. 4); ref. 16061] Nanking, China. Syntypes: (2) MNHN 1934-0001 (1). Type catalog: Bertin & Estève 1948:8 [ref. 19574]. •Synonym of Myxocyprinus asiaticus (Bleeker 1864) -- (Ding 1994:41 [ref. 21531], Zhang et al. 2016:127 [ref. 34477]). Current status: Synonym of Myxocyprinus asiaticus (Bleeker 1864). Catostomidae: Myxocyprininae. Habitat: freshwater.

nanomyzon, Catostomus Mather [F.] 1886:36, Pl. (upper) opp. p. 36 [State of New York, Adirondack Survey, Albany; ref. 17608] Brook emptying into Big Moose Lake, north of Big Moose club house, Adirondack Park, Herkimer County, New York, U.S.A. Paratypes: USNM 33917 (2, not found in 1980). Misspelled nannomyzon in literature. •Synonym of Catostomus catostomus (Forster 1773) -- (Smith 1986:97 [ref. 22186]). •Synonym of Catostomus catostomus (Forster 1773), but a valid subspecies -- (Gilbert 1998:193 [ref. 23395], Scott & Crossman 1998:532 [ref. 24570], Scharpf 2006:5 [ref. 30386]). Current status: Synonym of Catostomus catostomus (Forster 1773). Catostomidae: Catostominae. Habitat: freshwater.

nebuliferus, Catostomus Garman [S.] 1881:89 [Bulletin of the Museum of Comparative Zoology v. 8 (no. 3); ref. 1530] Río Nazas, Coahuila, Mexico. Syntypes: MCZ 24881 (orig. 2, now 1), 24882 (2); UMMZ 87037 [ex MCZ 24881] (1). Type catalog: Gilbert 1998:193 [ref. 23395]. •Synonym of Catostomus plebius Baird & Girard 1854 -- (Smith 1966:48 [ref. 21398]). •Valid as Catostomus nebuliferus Garman 1881 -- (Gilbert 1998:193 [ref. 23395], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:7 [ref. 30386], Miller 2006:147 [ref. 28615], Page et al. 2013:79 [ref. 32708], Smith et al. 2013:3 [ref. 32735]). •Valid as Pantosteus nebuliferus (Garman 1881) -- (Minckley & Marsh 2009:207 [ref. 31114], Unmack et al. 2014:9 [ref. 36004], Bagley et al. 2018:25 [ref. 36001], Corona-Santiago et al. 2018:[3] [ref. 39219], Page et al. 2023:65 [ref. 40505], Fricke et al. 2024:160 [ref. 41622]). Current status: Valid as Pantosteus nebuliferus (Garman 1881). Catostomidae: Catostominae. Distribution: Southern North America: Ríos Nazas-Aguanaval and Río Agunaval basins, Coahuila, Durango and Zacatecas (Mexico) endemic. Habitat: freshwater.

niger, Amblodon Rafinesque [C. S.] 1819:421 [Journal de Physique, de Chimie et d'Histoire Naturelle v. 88; ref. 3590] Mississippi, Ohio, and Missouri rivers, U.S.A. No types known. Also in Rafinesque 1820:302 ["400" on page] [ref. 5006] and 1820:56 [ref. 3592]. •Valid as Ictiobus niger (Rafinesque 1819) -- (Lee et al. 1980:406 [ref. 22416], Robison & Buchanan 1988:273 [ref. 23393], McAllister 1990:55 [ref. 14674], Tomelleri & Eberle 1990:99 [ref. 24089], Page & Burr 1991:165 [ref. 18983], Espinosa Pérez et al. 1993:23 [ref. 22290], Etnier & Starnes 1993:279 [ref. 22809], Stauffer et al. 1995:190 [ref. 23376], Cross & Collins 1995:129 [ref. 23394], Mettee et al. 1996:351 [ref. 25836], Reshetnikov et al. 1997:743 [ref. 24702], Gilbert 1998:193 [ref. 23395], Naseka 1998:94 [ref. 23590], Fuller et al. 1999:170 [ref. 25838], Lyons et al. 2000:34 [ref. 26594], Ross et al. 2001:278 [ref. 25978], Hanel 2003:54 [ref. 27894], Nelson et al. 2004:79 [ref. 27807], Bailey et al. 2004:119 [ref. 27882], Miller & Robison 2004:210 [ref. 27931], Boschung & Mayden 2004:307 [ref. 27995], Bogutskaya & Naseka 2004:103 [ref. 28183], Vassilev & Pehlivanov 2005:172 [ref. 28369], Miller 2006:151 [ref. 28615], Scharpf 2006:10 [ref. 30386], Page & Burr 2011:301 [ref. 31215], Page et al. 2013:80 [ref. 32708], Dyldin et al. 2020:98 [ref. 37569], Bagley et al. 2023:315 [ref. 41241], Dyldin et al. 2023:[4] [ref. 40328], Page et al. 2023:64 [ref. 40505], Fricke et al. 2024:159 [ref. 41622]). Current status: Valid as Ictiobus niger (Rafinesque 1819). Catostomidae: Ictiobinae. Distribution: Eastern North America: Gulf of Mexico watersheds of central U.S.A. and northeastern Mexico. Introduced elsewhere. Habitat: freshwater.

niger, Bubalichthys Agassiz [L.] 1855:79 [9] [American Journal of Science and Arts (Series 2) v. 19 (no. 55); ref. 71] On p. 9 of separate. Not an original description but a redefinition of Catostomus niger Rafinesque = Amblodon niger Rafinesque 1819. Catostomidae: Ictiobinae.

nigrescens, Cycleptus Rafinesque [C. S.] 1819:421 [Journal de Physique, de Chimie et d'Histoire Naturelle v. 88; ref. 3590] Ohio and Missouri rivers, U.S.A. No types known. Type catalog: Gilbert 1998:193-194 [ref. 23395]. •Synonym of Cycleptus elongatus (Lesueur 1817) -- (Gilbert 1998:194 [ref. 23395], Burr & Mayden 1999:22 [ref. 24027]). Current status: Synonym of Cycleptus elongatus (Lesueur 1817). Catostomidae: Cycleptinae. Habitat: freshwater.

nigricans, Catostomus Lesueur [C. A.] 1817:102 [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Lake Erie, North America. Holotype (unique): whereabouts unknown. Type catalog: Gilbert 1998:194 [ref. 23395]. •Valid as Hypentelium nigricans (Lesueur 1817) -- (Lee et al. 1980:402 [ref. 22416], Smith 1986:102 [ref. 22186], Robison & Buchanan 1988:270 [ref. 23393], McAllister 1990:55 [ref. 14674], Tomelleri & Eberle 1990:112 [ref. 24089], Page & Burr 1991:180 [ref. 18983], Boschung 1992:61 [ref. 23239], Etnier & Starnes 1993:275 [ref. 22809], Jenkins & Burkhead 1994:478 [ref. 21581], Warren et al. 1994:132 [ref. 25557], Knight & Hastings 1994:149 [ref. 25560], Stauffer et al. 1995:186 [ref. 23376], Cross & Collins 1995:124 [ref. 23394], Mettee et al. 1996:345 [ref. 25836], Gilbert 1998:194 [ref. 23395], Scott & Crossman 1998:554 [ref. 24570], Fuller et al. 1999:168 [ref. 25838], Lyons et al. 2000:33 [ref. 26594], Ross et al. 2001:272 [ref. 25978], Nelson et al. 2004:79 [ref. 27807], Bailey et al. 2004:117 [ref. 27882], Miller & Robison 2004:204 [ref. 27931], Boschung & Mayden 2004:304 [ref. 27995], Scharpf 2006:10 [ref. 30386], Page & Burr 2011:323 [ref. 31215], Page et al. 2013:80 [ref. 32708], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:64 [ref. 40505], Fricke et al. 2024:158 [ref. 41622]). Current status: Valid as Hypentelium nigricans (Lesueur 1817). Catostomidae: Catostominae. Distribution: North America: Atlantic and Gulf drainages (U.S.A.). Introduced in Baja California Sur and Tamaulipas (Mexico). Habitat: freshwater.

nummifer, Carpiodes Cope [E. D.] 1870:484 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Wabash River, Indiana, U.S.A. Lectotype: ANSP 6645. Paralectotypes: (2, not found). Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:194 [ref. 23395]. Lectotype established by Fowler 1913:57 [ref. 1388]. •Synonym of Carpiodes carpio (Rafinesque 1820) -- (Gilbert 1998:194 [ref. 23395]). Current status: Synonym of Carpiodes carpio (Rafinesque 1820). Catostomidae: Ictiobinae. Habitat: freshwater.

oblongus, Cyprinus Mitchill [S. L.] 1814:23 [22] [Report, in part, of Samuel L. Mitchill; ref. 3030] New York, U.S.A. No types known. Type catalog: Gilbert 1998:194 [ref. 23395]. On p. 22 in 1898 reprint. Also in Mitchill 1815:459 [ref. 13292]. Labeo elongatus DeKay 1842 is an unneeded replacement name; Cyprinus oblongus predates Labeo oblongus Valenciennes 1842. •Valid as Erimyzon oblongus (Mitchill 1814) [sometimes as subspecies oblongus] -- (Lee et al. 1980:397 [ref. 22416], Smith 1986:100 [ref. 22186], Robison & Buchanan 1988:267 [ref. 23393], Tomelleri & Eberle 1990:114 [ref. 24089], Page & Burr 1991:179 [ref. 18983], Boschung 1992:61 [ref. 23239], Etnier & Starnes 1993:271 [ref. 22809], Jenkins & Burkhead 1994:475 [ref. 21581], Warren et al. 1994:132 [ref. 25557], Knight & Hastings 1994:149 [ref. 25560], Stauffer et al. 1995:183 [ref. 23376], Mettee et al. 1996:337 [ref. 25836], Gilbert 1998:194 [ref. 23395], Lyons et al. 2000:33 [ref. 26594], Ross et al. 2001:266 [ref. 25978], Nelson et al. 2004:79 [ref. 27807], Miller & Robison 2004:200 [ref. 27931], Boschung & Mayden 2004:299 [ref. 27995], Scharpf 2006:9 [ref. 30386] with subspecies, Page & Burr 2011:321 [ref. 31215], Page et al. 2013:80 [ref. 32708], Hunt et al. 2021:628 [ref. 38582], Page et al. 2023:64 [ref. 40505]). Replacement Name. Current status: Valid as Erimyzon oblongus (Mitchill 1814). Catostomidae: Catostominae. Distribution: North America: eastern U.S.A. Habitat: freshwater.

occidentalis, Catostomus Ayres [W. O.] 1854:10 [The Pacific [newspaper] v. 3 and 4 (thru no. 6); ref. 157] Sacramento and San Joaquin rivers, California, U.S.A. Syntypes: USNM 241 (1). Type catalog: Gilbert 1998:194 [ref. 23395]. Appeared first in Ayres 1854:1, col. 1 [ref. 6368] but regarded as without distinguishing features. Available as above. Also in Ayres 1854:18 [ref. 18923]. •Valid as Catostomus occidentalis Ayres 1854 [sometimes as subspecies occidentalis] -- (Lee et al. 1980:385 [ref. 22416], Ward & Fritzsche 1987:175 [ref. 20806], Page & Burr 1991:172 [ref. 18983], Gilbert 1998:194 [ref. 23395], Fuller et al. 1999:160 [ref. 25838], Moyle 2002:185 [ref. 26449], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:7 [ref. 30386] with subspecies, Kettratad & Markle 2010:276 [ref. 30991], Page & Burr 2011:313 [ref. 31215], Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Catostomus occidentalis Ayres 1854. Catostomidae: Catostominae. Distribution: Western North America: California and southern Oregon (western U.S.A.). Habitat: freshwater.

occidentalis, Catostomus Agassiz [L.] 1855:94 [American Journal of Science and Arts (Series 2) v. 19 (no. 55); ref. 71] Probably San Francisco market, U.S.A. No types known. Described independently of Catostomus occidentalis Ayres 1854 -- (Gilbert 1998:194 [ref. 23395]). •Synonym of and homonym of Catostomus occidentalis Ayres 1854 -- (Gilbert 1998:194 [ref. 23395]). 1°Homonym. Current status: Synonym of Catostomus occidentalis Ayres 1854. Catostomidae: Catostominae. Habitat: freshwater.

oneida, Catostomus DeKay [J. E.] 1842:198 [Zoology of New-York; ref. 1098] Oneida Lake, New York, U.S.A. No types known. Type catalog: Gilbert 1998:194 [ref. 23395]. •Synonym of Moxostoma macrolepidotum (Lesueur 1817) -- (Smith 1986:111 [ref. 22186]). •Synonym of Moxostoma macrolepidotum (Lesueur 1817), subspecies microlepidotum -- (Gilbert 1998:194 [ref. 23395]). Current status: Synonym of Moxostoma macrolepidotum (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

oregonus, Catostomus Gilbert [C. H.] 1898:2 [Bulletin of the U. S. Fish Commission v. 17 (art. 1) [1897]; ref. 12349] Not available, name only for species described on p. 3 under name rimiculus (Gilbert 1998:194 [ref. 23395]); see Catostomus rimiculus Gilbert & Snyder in Gilbert. •In the synonymy of Catostomus rimiculus Gilbert & Snyder 1898. Nomen Nudum. Current status: Synonym of Catostomus rimiculus Gilbert & Snyder 1898. Catostomidae: Catostominae.

pallidus, Catostomus DeKay [J. E.] 1842:200, Pl. 33 (fig. 104) [Zoology of New-York; ref. 1098] Near Peekskill, Whestchester County, New York, U.S.A. No types known. Type catalog: Gilbert 1998:195 [ref. 23395]. Appeared first as name only in DeKay 1840:11, 29 [ref. 17392]. •Synonym of Catostomus commersonii (Lacepède 1803) [as commersoni or commersoni] -- (Smith 1986:99 [ref. 22186], Gilbert 1998:195 [ref. 23395], Scott & Crossman 1998:539 [ref. 24570] as commersoni). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

palouseanus, Catostomus syncheilus Schultz [L. P.] & Thompson [R. J.] 1936:72 [Proceedings of the Biological Society of Washington v. 49; ref. 13744] Smokle Creek north of Almota and 14 miles west of Pullman, Washington, U.S.A. Holotype: USNM [ex UW 3764] 104498. Paratypes: (numerous) UMMZ 95037 (4), 95055 (16), 95039 (13), 98701 (1), 98707 (57), 98716 (246), 98722-23 (18, 3), USNM 104787 [ex UW 2432] (10). Type catalog: Gilbert 1998:195 [ref. 23395]. •Synonym of Catostomus columbianus (Eigenmann & Eigenmann 1893), but a valid subspecies as described -- (Smith 1966:98 [ref. 21398], McPhail 2007:000 [ref. 31199] with question). •Synonym of Catostomus columbianus (Eigenmann & Eigenmann 1893), subspecies columbianus -- (Gilbert 1998:195 [ref. 23395]). Current status: Synonym of Catostomus columbianus (Eigenmann & Eigenmann 1893). Catostomidae: Catostominae. Habitat: freshwater.

pappillosus, Ptychostomus Cope [E. D.] 1870:470 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Catawba and Yadkin rivers, North Carolina, U.S.A. No types known. Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:195 [ref. 23395]. •Valid as Moxostoma pappillosum (Cope 1870) -- (Lee et al. 1980:429 [ref. 22416], Page & Burr 1991:186 [ref. 18983], Jenkins & Burkhead 1994:516 [ref. 21581], Gilbert 1998:195 [ref. 23395], Nelson et al. 2004:80 [ref. 27807], Scharpf 2006:12 [ref. 30386], Page & Burr 2011:334 [ref. 31215], Page et al. 2013:80 [ref. 32708], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma pappillosum (Cope 1870). Catostomidae: Catostominae. Distribution: North America: southeastern U.S.A. Habitat: freshwater.

parvidens, Moxostoma Regan [C. T.] 1907:147, Pl. 24 (fig. 3) [Biologia Centrali-Americana Part 215; ref. 3629] Río Grande at Juarez [Ciudad Juarez, Chihuahua], Mexico. Syntypes: BMNH 1894.5.12.22-23 (2). Type catalog: Gilbert 1998:195 [ref. 23395]. •Synonym of Moxostoma erythrurum (Rafinesque 1818) -- (Gilbert 1998:195 [ref. 23395]). •Synonym of Moxostoma congestum (Baird & Girard 1854) -- (Fricke et al. 2024:159 [ref. 41622]). Current status: Synonym of Moxostoma congestum (Baird & Girard 1854). Catostomidae: Catostominae. Habitat: freshwater.

pidiensis, Ptychostomus Cope [E. D.] 1870:471 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Yadkin River at plantation of John Kuntz, North Carolina, U.S.A. Lectotype: ANSP 6968. Paralectotypes: ANSP 6969-70 (2). Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:195 [ref. 23395]. Lectotype established by Fowler 1913:56 [ref. 1388], also designated by Robins & Raney 1956:16 [ref. 12222]. •Synonym of Minytrema melanops (Rafinesque 1820) -- (Gilbert 1998:195 [ref. 23395]). Current status: Synonym of Minytrema melanops (Rafinesque 1820). Catostomidae: Catostominae. Habitat: freshwater.

pisolabrum, Moxostoma aureolum Trautman [M. B.] & Martin [R. G.] 1951:2, Pl. 1 (figs. 1-2, 4) [Occasional Papers of the Museum of Zoology University of Michigan No. 534; ref. 12808] Coon Creek, tributary to the north fork of the Spring River, U.S. highway 71, Jasper County, Missouri, U.S.A. Holotype: UMMZ 153363. Paratypes: KU 227-33 (7), 237-38 (2), 242-243 (2), 1756 (1); OAM 543 (1), 2744 (1), 4114 (1); OSU 9190 (1); UMMZ 97066 (1), 128439 (2), 135894 (2), 144963 (1), 149577 (1), 150722 (3), 152736 (2), 153366 (1), 161578; UMOC 6015 (1), 7221 (4), 7236-37 (2), 7242-57 (16); UOMZ 26150 (1). Type catalog: Gilbert 1998:195-196 [ref. 23395]. •Synonym of Moxostoma macrolepidotum (Lesueur 1817), but a valid subspecies as described -- (Robison & Buchanan 1988:281 [ref. 23393], Jenkins & Burkhead 1994:503 [ref. 21581], Stauffer et al. 1995:200 [ref. 23376], Gilbert 1998:196 [ref. 23395]). •Valid as Moxostoma pisolabrum Trautman & Martin 1951 -- (Nelson et al. 2004:80 [ref. 27807], Scharpf 2006:12 [ref. 30386], Page et al. 2013:80 [ref. 32708], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma pisolabrum Trautman & Martin 1951. Catostomidae: Catostominae. Distribution: North America: Missouri, Kansas, Oklahoma (southern-central U.S.A.). Habitat: freshwater.

planiceps, Catostomus Valenciennes [A.] in Cuvier & Valenciennes 1844:450, Pl. 516 [Histoire naturelle des poissons v. 17; ref. 1010] Wabash River, presumably from vicinity of New Harmony, Posey County, Indiana, U.S.A. Syntypes: MNHN (2) lost. Type catalog: Gilbert 1998:196 [ref. 23395]. •Synonym of Hypentelium nigricans (Lesueur 1817) -- (Gilbert 1998:196 [ref. 23395]). Current status: Synonym of Hypentelium nigricans (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

platyrhynchus, Minomus Cope [E. D.] 1874:134 [6] [Proceedings of the American Philosophical Society v. 14; ref. 932] Provo River, Provo, Wasatch County, Utah, U.S.A. Lectotype: USNM 15763. Paralectotypes: MCZ 18606 (Orig. 2, now 1), 18607 (2); UMMZ 87042 [ex MCZ 18606] (1); USNM 12906 (3), 196399 [? same as 12906] (3). Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:196 [ref. 23395]. On p. 6 of separate. Lectotype selected by Smith 1966:58 [ref. 21398]. •Valid as Catostomus platyrhynchus (Cope 1874) -- (Smith 1966:58 [ref. 21398], Lee et al. 1980:386 [ref. 22416], McAllister 1990:55 [ref. 14674], Tomelleri & Eberle 1990:105 [ref. 24089], Page & Burr 1991:176 [ref. 18983], Baxter & Stone 1995:136 [ref. 23374], Andersen & Deacon 1996:124 [ref. 24717], Sigler & Sigler 1996:138 [ref. 25943], Gilbert 1998:196 [ref. 23395], Scott & Crossman 1998:547 [ref. 24570], Fuller et al. 1999:164 [ref. 25838], Moyle 2002:180 [ref. 26449], Wydoski & Whitney 2003:150 [ref. 27816], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:7 [ref. 30386], McPhail 2007:187 [ref. 31199], Page & Burr 2011:318 [ref. 31215], Page et al. 2013:79 [ref. 32708], Smith et al. 2013:3, 14 [ref. 32735], Bangs et al. 2018:4 [ref. 37913]). •Valid as Pantosteus platyrhynchus (Cope 1874) -- (Minckley & Marsh 2009:217 [ref. 31114], Unmack et al. 2014:9 [ref. 36004], Bagley et al. 2018:25 [ref. 36001], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Pantosteus platyrhynchus (Cope 1874). Catostomidae: Catostominae. Distribution: North America: Bonneville, upper Snake and Green River basins (western U.S.A.). Habitat: freshwater.

plebeius, Catostomus Baird [S. F.] & Girard [C. F.] 1854:28 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 7; ref. 168] Rio Mimbres, [near Deming, Luna County], tributary of Gila River, New Mexico, U.S.A. Lectotype: USNM 168 (plus 2 pharyngeal arches of 4). Paralectotypes: ANSP 6786 (1); MCZ 2263 [ex USNM 168] (2), 18290 [ex USNM 2263] (2); MNHN 0000-0423 [ex USNM 168] (1); UMMZ (lost); USNM 196398 [ex USNM 168] (7, now 5). Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:196 [ref. 23395]. Lectotype selected by Smith 1966:47 [ref. 21398]. •Valid as Catostomus plebeius Baird & Girard 1854 -- (Smith 1966:47 [ref. 21398], Lee et al. 1980:387 [ref. 22416], Crabtree & Buth 1987:843 [ref. 6770], Page & Burr 1991:176 [ref. 18983], Espinosa Pérez et al. 1993:22 [ref. 22290], Fuller et al. 1999:165 [ref. 25838], Calamusso et al. 2002:182 [ref. 26141], Nelson et al. 2004:78 [ref. 27807], Miller 2006:148 [ref. 28615], Scharpf 2006:7 [ref. 30386], Page & Burr 2011:318 [ref. 31215], Page et al. 2013:79 [ref. 32708], Smith et al. 2013:3,15 [ref. 32735], Bangs et al. 2018:4 [ref. 37913]). •Valid as Pantosteus plebeius (Baird & Girard 1854) -- (Minckley & Marsh 2009:205, 216 [ref. 31114], Unmack et al. 2014:9 [ref. 36004], Bagley et al. 2018:25 [ref. 36001], Corona-Santiago et al. 2018:[3] [ref. 39219], Turner et al. 2019:396 [ref. 36936], Page et al. 2023:65 [ref. 40505], Fricke et al. 2024:160 [ref. 41622]). Current status: Valid as Pantosteus plebeius (Baird & Girard 1854). Catostomidae: Catostominae. Distribution: North America: Grande, Guzman, Conchos, and Yaqui River drainages, Rio Grande basin (western U.S.A.), and Pacific coastal drainages (northern Mexico). Habitat: freshwater.

pocatello, Catostomus Gilbert [C. H.] & Evermann [B. W.] 1894:189, Pl. 21 (fig. 1) [Bulletin of the U. S. Fish Commission v. 14 (art. 16) (for 1894); ref. 12377] Ross Fork of Snake River, just north of Pocatello, Bingham County, Idaho, U.S.A. Holotype: USNM 45385. Paratypes: CAS-SU 1182 (5), 1399 (7); UMMZ 157684 [ex USNM 45386] (1); USNM 45386 (5). Type catalog: Böhlke 1953:28 [ref. 12291], Gilbert 1998:196 [ref. 23395]. •Synonym of Catostomus catostomus (Forster 1773), but a valid subspecies -- (Gilbert 1998:196 [ref. 23395], Scott & Crossman 1998:532 [ref. 24570], Scharpf 2006:5 [ref. 30386]). Current status: Synonym of Catostomus catostomus (Forster 1773). Catostomidae: Catostominae. Habitat: freshwater.

poecilura, Myxostoma Jordan [D. S.] 1877:66 [Bulletin of the United States National Museum [v. 1] No. 10; ref. 2374] Tangipahoa River, Mississippi, U.S.A. Syntypes: USNM 16928 (1), 21096 (1). Type catalog: Gilbert 1998:196-197 [ref. 23395]. Original genus should have been Moxostoma. •Valid as Moxostoma poecilurum Jordan 1877 -- (Lee et al. 1980:430 [ref. 22416], Robison & Buchanan 1988:281 [ref. 23393], Page & Burr 1991:184 [ref. 18983], Boschung 1992:63 [ref. 23239], Etnier & Starnes 1993:294 [ref. 22809], Warren et al. 1994:132 [ref. 25557], Knight & Hastings 1994:149 [ref. 25560], Mettee et al. 1996:369 [ref. 25836], Gilbert 1998:197 [ref. 23395], Ross et al. 2001:291 [ref. 25978], Nelson et al. 2004:80 [ref. 27807], Boschung & Mayden 2004:317 [ref. 27995], Scharpf 2006:12 [ref. 30386], Page & Burr 2011:331 [ref. 31215], Page et al. 2013:80 [ref. 32708], Robins et al. 2018:137 [ref. 35886], Bagley et al. 2023:316 [ref. 41241], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma poecilurum Jordan 1877. Catostomidae: Catostominae. Distribution: North America: central and southern U.S.A. Habitat: freshwater.

rauchii, Ichthyobus Agassiz [L.] 1855:81 [11], Fig. 3 [American Journal of Science and Arts (Series 2) v. 19 (no. 55); ref. 71] Burlington, Des Moines County, Iowa, U.S.A. Syntypes: MCZ 2322 (orig. 6, now 5), UMMZ 87267 [ex MCZ 2322] (1), AMB 5676 (1, lost). Type catalog: Gilbert 1998:197 [ref. 23395]. On p. 11 of separate. •Synonym of Ictiobus cyprinellus (Valenciennes 1844) -- (Gilbert 1998:197 [ref. 23395]). Current status: Synonym of Ictiobus cyprinellus (Valenciennes 1844). Catostomidae: Ictiobinae. Habitat: freshwater.

reticulatus, Cyprinus (Catostomus) Richardson [J.] 1836:303 [Fauna Boreali-Americana Part 3; ref. 3731] Lake Huron; Albany River, Ontario, Canada. Syntypes: whereabouts unknown. Type catalog: Gilbert 1998:197 [ref. 23395]. •Synonym of Catostomus commersonii (Lacepède 1803) -- (Gilbert 1998:197 [ref. 23395] as commersoni, Scott & Crossman 1998:539 [ref. 24570] as commersoni). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

retropinnis, Catostomus Jordan [D. S.] 1878:178 [Bulletin of the United States National Museum No. 12; ref. 12254] Milk River, Missouri River drainage, Hill County, Montana, U.S.A. Holotype: USNM 21197. Paratypes: not USNM 20933 (1, lost). Type catalog: Gilbert 1998:197 [ref. 23395]. •Synonym of Catostomus catostomus (Forster 1773) -- (Scott & Crossman 1998:532 [ref. 24570]). •Synonym of Catostomus catostomus (Forster 1773), subspecies griseus -- (Gilbert 1998:197 [ref. 23395]). Current status: Synonym of Catostomus catostomus (Forster 1773). Catostomidae: Catostominae. Habitat: freshwater.

rex, Catostomus Eigenmann [R. S.] 1891:667 [American Naturalist v. 25 (no. 295); ref. 19657] Lost River, Tule Lake, Klamath County, Oregon, U.S.A. Holotype (unique): CAS (destroyed in 1906). Type catalog: Gilbert 1998:197 [ref. 23395]. •Synonym of Catastomus luxatus Eigenmann 1891. •Synonym of Deltistes luxatus (Cope 1879) -- (Gilbert 1998:197 [ref. 23395]). Current status: Synonym of Deltistes luxatus (Cope 1879). Catostomidae: Catostominae. Habitat: freshwater.

rhothoecus, Catostomus Thoburn [W. W.] in Jordan & Evermann 1896:181 [Bulletin of the United States National Museum No. 47; ref. 2443] Probably Upper James Riverof western Virginia [not French Broad River at Wolf Creek, Tennessee], U.S.A. Lectotype: CAS-SU 1030 [ex USNM 44846]. Paralectotypes: CAS-SU 18081 (3), USNM 44846 (orig. 6, now 2). Type catalog: Böhlke 1953:28 [ref. 12291], Gilbert 1998:197 [ref. 23395]. Original description states that USNM 44846 is type, but that lot contained 2 specimens; lectotype selected by Böhlke 1953:28 [ref. 12291]. •Valid as Moxostoma rhothoecum (Thoburn 1896) -- (Lee et al. 1980:431 [ref. 22416]). •Valid as Thoburnia rhothoeca (Thoburn 1896) -- (Page & Burr 1991:189 [ref. 18983], Jenkins & Burkhead 1994:485 [ref. 21581], Stauffer et al. 1995:202 [ref. 23376], Gilbert 1998:197 [ref. 23395], Gilbert 1998:197 [ref. 23395], Fuller et al. 1999:174 [ref. 25838], Nelson et al. 2004:80 [ref. 27807], Scharpf 2006:13 [ref. 30386], Page & Burr 2011:338 [ref. 31215], Page et al. 2013:81 [ref. 32708], Page et al. 2023:66 [ref. 40505]). Current status: Valid as Thoburnia rhothoeca (Thoburn 1896). Catostomidae: Catostominae. Distribution: Eastern North America: Virginia and West Virginia (eastern U.S.A.). Habitat: freshwater.

richardsoni, Catostomus Harper [F.] & Nichols [J. T.] 1919:263, Pl. 15 (fig. 1) [Bulletin of the American Museum of Natural History v. 41 (art. 2); ref. 15213] Taltson River at junction with Tazin River, Mackenzie, Canada, 60°26'02"N, about 111°W. Holotype: not saved, based on photo. Type catalog: Gilbert 1998:197-198 [ref. 23395]. Based on "type", other specimens, and literature sources. •Synonym of Catostomus commersonii (Lacepède 1803) -- (Gilbert 1998:198 [ref. 23395] as commersoni). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

rimiculus, Catostomus Gilbert [C. H.] & Snyder [J. O.] in Gilbert 1898:3 [Bulletin of the U. S. Fish Commission v. 17 (art. 1) [1897]; ref. 12349] Trinity River, Hoopa Valley, Humboldt County, California, U.S.A. Holotype: CAS-SU 5654. Paratypes: CAS-SU 21262 (4), 69035 [ex CAS-SU 5654] (2). Type catalog: Böhlke 1953:28 [ref. 12291], Gilbert 1998:194, 198 [ref. 23395]. Inadvertently appeared as Catostomus oregonus on p. 2 for species described as rimiculus on p. 3 of same work. •Valid as Catostomus rimiculus Gilbert & Snyder 1898 -- (Lee et al. 1980:388 [ref. 22416], Page & Burr 1991:174 [ref. 18983], Gilbert 1998:198 [ref. 23395], Moyle 2002:197 [ref. 26449], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:7 [ref. 30386], Kettratad & Markle 2010:276 [ref. 30991], Page & Burr 2011:316 [ref. 31215], Page et al. 2013:79 [ref. 32708], Bangs et al. 2018:4 [ref. 37913], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Catostomus rimiculus Gilbert & Snyder 1898. Catostomidae: Catostominae. Distribution: Western North America: Oregon and California (western U.S.A.). Habitat: freshwater.

roanokense, Hypentelium Raney [E. C.] & Lachner [E. A.] 1947:1, Fig. 1 [American Museum Novitates No. 1333; ref. 11767] Horse Pasture Creek at U.S. highway crossing, 1.5 miles northeast of Spencer, Roanoke River drainage, Henry County, Virginia, U.S.A. Holotype: AMNH 17025. Paratypes: AMNH 17026 (5); CUMV (16 lots, 92); UMMZ 95333-34 (7, 2), 95406 (1), 143184 (11); USNM 100170 (1), 103980 (2), 140029 (2). Type catalog: Gilbert 1998:198 [ref. 23395]. •Valid as Hypentelium roanokense Raney & Lachner 1947 -- (Lee et al. 1980:403 [ref. 22416], Page & Burr 1991:181 [ref. 18983], Jenkins & Burkhead 1994:482 [ref. 21581], Gilbert 1998:198 [ref. 23395], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:10 [ref. 30386], Page & Burr 2011:325 [ref. 31215], Page et al. 2013:80 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Hypentelium roanokense Raney & Lachner 1947. Catostomidae: Catostominae. Distribution: North America: Virginia and North Carolina (eastern U.S.A.). Habitat: freshwater.

robustus, Ptychostomus Cope [E. D.] 1870:473 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Yadkin River, North Carolina, U.S.A. Holotype (unique): lost. Type catalog: Böhlke 1984:36 [ref. 13621], Gilbert 1998:198 [ref. 23395]. Lectotype selected by Robins and Raney 1956:32 [ref. 12222] as ANSP 6958, with paralectotype ANSP 6959, but that designation is invalid as the single type is lost and represents a different species than ANSP 6958 (R. Jenkins, pers. comm.). •Valid as Scartomyzon robustus (Cope 1870) -- (Jenkins & Burkhead 1994:491 [ref. 21581]). •Valid as Moxostoma robustum (Cope 1870) -- (Lee et al. 1980:432 [ref. 22416], Page & Burr 1991:187 [ref. 18983], Gilbert 1998:198 [ref. 23395], Wirgin et al. 2001:526 [ref. 25238], Nelson et al. 2004:80 [ref. 27807], Scharpf 2006:12 [ref. 30386], Page & Burr 2011:328 [ref. 31215], Page et al. 2013:80 [ref. 32708], Darden & Tarpey 2014:70 [ref. 33348], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma robustum (Cope 1870). Catostomidae: Catostominae. Distribution: North America: North Carolina, South Carolina and Georgia (eastern U.S.A.). Habitat: freshwater.

rostratus, Cyprinus Tilesius [W. G. von] 1813:454, Pl. 15 (figs. 1a-b). [Mémoires de l'Académie Impériale des Sciences de Saint Pétersbourg v. 4 (for 1811); ref. 13413] Kolyma, Indigirka, and Yana rivers, northeastern Siberia, Russia. No types known. Type catalog: Gilbert 1998:198 [ref. 23395]. Described in account of Cyprinus labeo in Pallas 1814:308 [ref. 3351]. Availability not clear, although account referred to in index. •Synonym of Catostomus catostomus (Forster 1773), but a valid subspecies -- (Berg 1949:478 [ref. 20661], Chereshnev 1996:601 [ref. 24659], Naseka 1998:93 [ref. 23590], Pervozvansky 1999:567 [ref. 24877], Chereshnev et al. 2001:39 [ref. 26736] dated 1814, Scharpf 2006:5 [ref. 30386]). •Synonym of Catostomus catostomus (Forster 1773) -- (Scott & Crossman 1998:532 [ref. 24570], Parin et al. 2014:98 [ref. 33547]). •Synonym of Catostomus catostomus (Forster 1773), subspecies catostomus -- (Gilbert 1998:198 [ref. 23395]). •Valid as Catostomus rostratus (Tilesius 1813) -- (Dyldin et al. 2020:112 [ref. 37569], Dyldin et al. 2023:[2] [ref. 40328]). Current status: Valid as Catostomus rostratus (Tilesius 1813). Catostomidae: Catostominae. Distribution: North Asia: Arctic Ocean basin in the Indigirka, Alazeya, Kolyma and Yana drainages (Russia). Habitat: freshwater.

rubreques, Moxostoma Hubbs [C. L.] 1930:24, Fig. [Miscellaneous Publications, Museum of Zoology, University of Michigan No. 20; ref. 5590] Au Sable River, just below Foote Dam, Iosco County, Michigan, U.S.A. Holotype: UMMZ 73194. Paratypes: FMNH 45034-35 (2); UMMZ (26 spec., 18 lots); USNM 117557 (1). Type catalog: Ibarra & Stewart 1987:58 [ref. 12367], Gilbert 1998:199 [ref. 23395]. •Synonym of Moxostoma valenciennesi Jordan 1885 -- (Smith 1986:112 [ref. 22186], Gilbert 1998:199 [ref. 23395]). Current status: Synonym of Moxostoma valenciennesi Jordan 1885. Catostomidae: Catostominae. Habitat: freshwater.

rupiscartes, Moxostoma Jordan [D. S.] & Jenkins [O. P.] in Jordan 1889:353, Pl. 44 (fig. 3) [Proceedings of the United States National Museum v. 11 (no. 723); ref. 10478] Catawba River at Marian, McDowell County, North Carolina, U.S.A. Lectotype: USNM 39927. Paralectotypes: USNM 163139 [ex 39927] (6), 40424 (4), 67973 (1), 125212 (1), 324153 (3); ANSP 68539 (1, ex USNM 40424). Additional original material: CAS-SU 851 (4), 958 (1). Type catalog: Böhlke 1953:28 [ref. 12291], Gilbert 1998:199 [ref. 23395]. Second author is O. P. Jenkins. Lectotype established (as figured specimen) in caption to Pl. 37, p. 3239 in Jordan & Evermann 1900 [ref. 2446]; specimen also designated lectotype by Robins & Raney 1956:16 [ref. 12222]. •Valid as Scartomyzon rupiscartes (Jordan & Jenkins 1889) -- (Gilbert 1998:199 [ref. 23395], Fuller et al. 1999:173 [ref. 25838]). •Valid as Moxostoma rupiscartes Jordan & Jenkins 1889 -- (Lee et al. 1980:433 [ref. 22416], Page & Burr 1991:188 [ref. 18983], Nelson et al. 2004:80 [ref. 27807], Scharpf 2006:12 [ref. 30386], Page & Burr 2011:336 [ref. 31215], Page et al. 2013:81 [ref. 32708], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Moxostoma rupiscartes Jordan & Jenkins 1889. Catostomidae: Catostominae. Distribution: North America: North Carolina, South Carolina and Georgia (southeastern U.S.A.). Habitat: freshwater.

santaanae, Pantosteus Snyder [J. O.] 1908:33 [Proceedings of the United States National Museum v. 34 (no. 1595); ref. 10248] Santa Ana River, near Riverside, Riverside County, southern California, U.S.A. Holotype: USNM 61675. Paratypes: ANSP 39129 [ex CAS-SU 20660] (1), CAS-SU 20660 (16). Possible additional original material (non-types): FMNH 7631 [ex USNM 62312] (6); USNM 62312 (75+), 62686 (12). Type catalog: Böhlke 1953:28-29 [ref. 12291], Ibarra & Stewart 1987:63 [ref. 12367], Böhlke 1984:36 [ref. 13621], Gilbert 1998:198 [ref. 23395]. Originally as santa-anae. •Valid as Catostomus santaanae (Snyder 1908) -- (Smith 1966:47 [ref. 21398], Lee et al. 1980:389 [ref. 22416], Page & Burr 1991:176 [ref. 18983], Swift et al. 1993:119 [ref. 22379], Gilbert 1998:198 [ref. 23395], Fuller et al. 1999:165 [ref. 25838], Moyle 2002:182 [ref. 26449], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:8 [ref. 30386], Page & Burr 2011:319 [ref. 31215], Page et al. 2013:79 [ref. 32708], Smith et al. 2013:3, 16 [ref. 32735] as Santa anna, Bangs et al. 2018:4 [ref. 37913]). •Valid as Pantosteus santaanae Snyder 1908 -- (Unmack et al. 2014:9 [ref. 36004], Bagley et al. 2018:25 [ref. 36001], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Pantosteus santaanae Snyder 1908. Catostomidae: Catostominae. Distribution: North America: Los Angeles Plain region (California, U.S.A.). Habitat: freshwater.

selene, Carpiodes Cope [E. D.] 1870:481 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] ?Root River, Wisconsin, possibly Michigan, U.S.A. Lectotype: ANSP 6647. Paralectotypes: (2) ANSP 6648 (1). Type catalog: Böhlke 1984:37 [ref. 13621], Gilbert 1998:199-200 [ref. 23395] with comments on locality. Lectotype established by Fowler 1918:10 [ref. 11665]. •Synonym of Carpiodes velifer (Rafinesque 1820) -- (Gilbert 1998:200 [ref. 23395]). Current status: Synonym of Carpiodes velifer (Rafinesque 1820). Catostomidae: Ictiobinae. Habitat: freshwater.

snyderi, Catostomus Gilbert [C. H.] 1898:3 [Bulletin of the U. S. Fish Commission v. 17 (art. 1) [1897]; ref. 12349] Upper Klamath Lake, Klamath County, Oregon, U.S.A. Holotype: USNM 48222. Paratypes: AMNH 46086 (scales only); CAS-SU 8566 (2), 37016 (24). Type catalog: Böhlke 1953:28 [ref. 12291], Gilbert 1998:200 [ref. 23395]. •Valid as Catostomus snyderi Gilbert 1898 -- (Lee et al. 1980:390 [ref. 22416], Page & Burr 1991:172 [ref. 18983], Gilbert 1998:200 [ref. 23395], Moyle 2002:195 [ref. 26449], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:8 [ref. 30386], Kettratad & Markle 2010:276 [ref. 30991], Page & Burr 2011:313 [ref. 31215], Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Catostomus snyderi Gilbert 1898. Catostomidae: Catostominae. Distribution: Western North America.: Oregon and northern California (northwestern U.S.A.). Habitat: freshwater.

sonorensis, Catostomus Meek [S. E.] 1902:75, Pl. 16 [Field Columbian Museum, Zoölogical Series v. 3 (no. 6); ref. 2957] Río Paphigochic, Río Yaqui system, Miñaca, Chihuahua, Mexico. Holotype: FMNH 3564. Paratypes: FMNH 3565 (orig. 30, now 21), UMMZ 162461 [ex FMNH 3565] (6), USNM 105091 [ex FMNH 3565] (3). Type catalog: Ibarra & Stewart 1987:21 [ref. 12367], Gilbert 1998:200 [ref. 23395]. •Synonym of Catostomus bernardini Girard 1856 -- (Minckley & Marsh 2009:191 [ref. 31114], Fricke et al. 2024:157 [ref. 41622]). Current status: Synonym of Catostomus bernardini Girard 1856. Catostomidae: Catostominae. Habitat: freshwater.

stolleyi, Ichthyobus Agassiz [L.] 1855:81 [11] [American Journal of Science and Arts (Series 2) v. 19 (no. 55); ref. 71] Osage River, tributary to Missouri River, central Missouri, U.S.A. Syntypes: MCZ 2212 (2, poor condition). Type catalog: Gilbert 1998:200 [ref. 23395]. On p. 11 of separate. •Synonym of Ictiobus cyprinellus (Valenciennes 1844) -- (authors). Current status: Synonym of Ictiobus cyprinellus (Valenciennes 1844). Catostomidae: Ictiobinae. Habitat: freshwater.

stomias, Chasmistes Gilbert [C. H.] 1898:5, Fig. [Bulletin of the U. S. Fish Commission v. 17 (art. 1) [1897]; ref. 12349] Upper Klamath Lake, Klamath County, Oregon, U.S.A. Holotype: USNM 48223 [ex CAS-SU 11757]. Paratypes: CAS-SU 4820 (2), 11758-59 (1, 1). Type catalog: Böhlke 1953:28 [ref. 12291], Gilbert 1998:200-201 [ref. 23395]. •Synonym of Chasmistes brevirostris Cope 1879 -- (Gilbert 1998:200 [ref. 23395], Gilbert 1998:201 [ref. 23395]). Current status: Synonym of Chasmistes brevirostris Cope 1879. Catostomidae: Catostominae. Habitat: freshwater.

suceti, Cyprinus Valenciennes [A.] in Cuvier & Valenciennes 1844:466 [Histoire naturelle des poissons v. 17; ref. 1010] Rivers of Carolinas, U.S.A. No types known. Based on Cyprinus sucetta Lacepède 1803 which is based on a drawing by Bosc. Considered an unjustified emendation. •Synonym of Erimyzon sucetta (Lacepède 1803). Unjustified Emend.. Current status: Synonym of Erimyzon sucetta (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

sucetta, Cyprinus Lacepède [B. G. E.] 1803:503, 606, Pl. 15 (fig. 2) [Histoire naturelle des poissons (Lacepède) v. 5; ref. 4930] Rivers of the Carolinas, U.S.A. No types known. •Valid as Erimyzon sucetta (Lacepède 1803) -- (Lee et al. 1980:399 [ref. 22416], Warren Jr. & Cicerello 1982:3 [ref. 40469], Smith 1986:101 [ref. 22186], Robison & Buchanan 1988:268 [ref. 23393], McAllister 1990:55 [ref. 14674], Tomelleri & Eberle 1990:114 [ref. 24089], Page & Burr 1991:179 [ref. 18983], Boschung 1992:61 [ref. 23239], Etnier & Starnes 1993:272 [ref. 22809], Jenkins & Burkhead 1994:472 [ref. 21581], Knight & Hastings 1994:149 [ref. 25560], Stauffer et al. 1995:184 [ref. 23376], Mettee et al. 1996:339 [ref. 25836], Gilbert 1998:201 [ref. 23395], Scott & Crossman 1998:551 [ref. 24570], Fuller et al. 1999:167 [ref. 25838], Lyons et al. 2000:33 [ref. 26594], Ross et al. 2001:268 [ref. 25978], Nelson et al. 2004:79 [ref. 27807], Bailey et al. 2004:116 [ref. 27882], Miller & Robison 2004:202 [ref. 27931], Boschung & Mayden 2004:301 [ref. 27995], Scharpf 2006:9 [ref. 30386] with subspecies, Page & Burr 2011:322 [ref. 31215], Page et al. 2013:80 [ref. 32708], Robins et al. 2018:131 [ref. 35886], Hunt et al. 2021:628 [ref. 38582], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:64 [ref. 40505]) Current status: Valid as Erimyzon sucetta (Lacepède 1803). Catostomidae: Catostominae. Distribution: North America: southeastern U.S.A. Habitat: freshwater.

sucklii, Catostomus Girard [C. F.] 1856:175 [11] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Milk River, an affluent of the upper Missouri River, Hill County, Montana, U.S.A. Syntypes: USNM 175 (2, plus 1 pharyngeal arch as #2739). Type catalog: Gilbert 1998:201 [ref. 23395] with comments that USNM 175 may not be types. On p. 11 of separate. •Synonym of Catostomus commersonii (Lacepède 1803) -- (Baxter & Stone 1995:131 [ref. 23374] as commersonii, Gilbert 1998:201 [ref. 23395] as commersoni, Scott & Crossman 1998:539 [ref. 24570] as commersoni and suckleyi). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

sueurii, Cyprinus (Catostomus) Richardson [J.] 1836:119, 303 [Fauna Boreali-Americana Part 3; ref. 3731] Possible syntype: BMNH 2004.2.2.5 (RHS skin). Unjustified emendation of Catastomus lesueurii Richardson 1823 [Le Sueur a common spelling for Lesueur]. •Synonym of Moxostoma macrolepidotum (Lesueur 1817). Unjustified Emend.. Current status: Synonym of Moxostoma macrolepidotum (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.

syncheilus, Catostomus Hubbs [C. L.] & Schultz [L. P.] 1932:6 [University of Washington Publications in Biology v. 2 (no. 1); ref. 11674] Crab Creek, about 7 miles below Odessa, Lincoln County, Washington, U.S.A. Holotype: UMMZ 94076. Paratypes: (numerous) UMMZ 92241 (2), 94073 (3, now 0), 94074-75 (10, 227); USNM 117516 (3). Type catalog: Gilbert 1998:201 [ref. 23395]. •Synonym of Catostomus columbianus (Eigenmann & Eigenmann 1893) -- (Smith 1966:98 [ref. 21398], La Rivers 1994:343 [ref. 23389], Scott & Crossman 1998:537 [ref. 24570]). •Synonym of Catostomus columbianus (Eigenmann & Eigenmann 1893), subspecies columbianus -- (Gilbert 1998:201 [ref. 23395]). Current status: Synonym of Catostomus columbianus (Eigenmann & Eigenmann 1893). Catostomidae: Catostominae. Habitat: freshwater.

tahoensis, Catostomus Gill [T. N.] & Jordan [D. S.] in Jordan 1878:173 [Bulletin of the United States National Museum No. 12; ref. 12254] Lake Tahoe, Nevada/California, U.S.A. Syntypes: BMNH 1883.12.14.222 [ex USNM 17109] (1); USNM 5240 (1), 17109 (orig. 3, now 1), 31226 (3). Type catalog: Gilbert 1998:201 [ref. 23395]. Author is T. N. Gill. Gilbert regarded USNM 5240 as hologype, based on "5240 Lake Tahoe (types C. tahoensis)" given in the original description; Jordan & Evermann 1896:177 [ref. 2443] list 31226 as type but that lot contains 3 specimens and different collector. •Valid as Catostomus tahoensis Gill & Jordan 1878 -- (Lee et al. 1980:391 [ref. 22416], Page & Burr 1991:173 [ref. 18983], La Rivers 1994:352 [ref. 23389], Gilbert 1998:201 [ref. 23395], Fuller et al. 1999:166 [ref. 25838], Moyle 2002:191 [ref. 26449], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:8 [ref. 30386], Kettratad & Markle 2010:276 [ref. 30991], Page & Burr 2011:315 [ref. 31215], Page et al. 2013:79 [ref. 32708], Bangs et al. 2018:4 [ref. 37913], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Catostomus tahoensis Gill & Jordan 1878. Catostomidae: Catostominae. Distribution: Western North America: Lahontan drainage system, California, Nevada and Oregon (western U.S.A.). Habitat: freshwater.

taurus, Carpiodes Agassiz [L.] 1854:355 [17] [American Journal of Science and Arts (Series 2) v. 17; ref. 69] Mobile River, near Mobile, Alabama, U.S.A. Syntypes: MCZ 2221 (orig. 6, now 5), UMMZ 87275 [ex MCZ 2221] (1). Type catalog: Gilbert 1998:201 [ref. 23395]. On p. 17 of separate. •Synonym of Ictiobus bubalus (Rafinesque 1818) -- (Gilbert 1998:201 [ref. 23395]). Current status: Synonym of Ictiobus bubalus (Rafinesque 1818). Catostomidae: Ictiobinae. Habitat: freshwater.

tenue, Moxostoma Agassiz [L.] 1855:88 [18] [American Journal of Science and Arts (Series 2) v. 19 (no. 55); ref. 71] Near Mobile, Alabama, U.S.A. Syntypes: [all originally in MCZ 2223] BMNH 1867.1.26.3 (1), MCZ 2223 (orig. 16, now 12), UMMZ 86992 (2), USNM 117527 [ex UMMZ 86992] (1), ZMB 5679 (1). Type catalog: Gilbert 1998:201 [ref. 23395]. On p. 18 of separate. •Valid as Erimyzon tenuis (Agassiz 1855) -- (Lee et al. 1980:400 [ref. 22416], Page & Burr 1991:179 [ref. 18983], Boschung 1992:61 [ref. 23239], Knight & Hastings 1994:149 [ref. 25560], Mettee et al. 1996:341 [ref. 25836], Gilbert 1998:201 [ref. 23395], Nelson et al. 2004:79 [ref. 27807], Boschung & Mayden 2004:302 [ref. 27995], Scharpf 2006:9 [ref. 30386], Page & Burr 2011:323 [ref. 31215], Page et al. 2013:80 [ref. 32708], Robins et al. 2018:133 [ref. 35886], Hunt et al. 2021:628 [ref. 38582], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Erimyzon tenuis (Agassiz 1855). Catostomidae: Catostominae. Distribution: North America: Alabama, Mississippi, Louisiana and Florida (southeastern U.S.A.). Habitat: freshwater.

teres, Cyprinus Mitchill [S. L.] 1814:22 [Report, in part, of Samuel L. Mitchill; ref. 3030] New York, U.S.A. No types known. Type catalog: Gilbert 1998:201-202 [ref. 23395]. Also in Mitchill 1815:458, Pl. 6 (fig. 11) [ref. 13292]. •Synonym of Catostomus commersonii (Lacepède 1803) -- (Smith 1986:99 [ref. 22186] as commersonii, Gilbert 1998:202 [ref. 23395] as commersoni, Scott & Crossman 1998:539 [ref. 24570] as commersoni). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

texanus, Catostomus Abbott [C. C.] 1860:473 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 12; ref. 15618] Colorado and New rivers, "Texas" [not Texas, error], Arizona, U.S.A. Holotype (unique): ANSP 16993 (dry specimen). Type catalog: Böhlke 1984:37 [ref. 13621], Gilbert 1998:202 [ref. 23395]. Two localities given, but only 1 specimen available to Abbott. •Valid as Moxostoma texanum (Abbott 1860) -- (authors). •Valid as Catostomus texanus Abbott 1860 -- (Chen & Mayden 2012:195 [ref. 32391], Bagley et al. 2018:26 [ref. 36001]). •Valid as Xyrauchen texanus (Abbott 1860) -- (Lee et al. 1980:435 [ref. 22416], Page & Burr 1991:177 [ref. 18983], Espinosa Pérez et al. 1993:24 [ref. 22290], Swift et al. 1993:121 [ref. 22379], La Rivers 1994:357 [ref. 23389], Baxter & Stone 1995:141 [ref. 23374], Dowling et al. 1996 [ref. 22294], Sigler & Sigler 1996:145 [ref. 25943], Gilbert 1998:202 [ref. 23395], Douglas & Marsh 1998:915 [ref. 23616], Moyle 2002:204 [ref. 26449], Nelson et al. 2004:80 [ref. 27807], Miller 2006:152 [ref. 28615], Scharpf 2006:13 [ref. 30386], Minckley & Marsh 2009:207 [ref. 31114], Page & Burr 2011:307 [ref. 31215], Page et al. 2013:81 [ref. 32708], Bangs et al. 2018:4 [ref. 37913], Page et al. 2023:66 [ref. 40505], Fricke et al. 2024:161 [ref. 41622]). Current status: Valid as Xyrauchen texanus (Abbott 1860). Catostomidae: Catostominae. Distribution: North America: Rio Colorado system (western U.S.A. and northwestern Mexico). Habitat: freshwater.

thalassinus, Ptychostomus Cope [E. D.] 1870:472 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Yadkin River, North Carolina, U.S.A. No types known. Type catalog: Böhlke 1984:37 [ref. 13621], Gilbert 1998:202 [ref. 23395]. •Synonym of Moxostoma anisurum (Rafinesque 1820) -- (Gilbert 1998:202 [ref. 23395]). Current status: Synonym of Moxostoma anisurum (Rafinesque 1820). Catostomidae: Catostominae. Habitat: freshwater.

thompsoni, Carpiodes Agassiz [L.] 1855:76 [6] [American Journal of Science and Arts (Series 2) v. 19 (no. 55); ref. 71] Lake Champlain at Burlington, Vermont, U.S.A. Holotype (unique): MCZ 2162. Type catalog: Gilbert 1998:202 [ref. 23395]. On p. 6 of separate. •Synonym of Carpiodes cyprinus (Lesueur 1817) -- (Smith 1986:96 [ref. 22186], Gilbert 1998:202 [ref. 23395], Scott & Crossman 1998:530 [ref. 24570]). Current status: Synonym of Carpiodes cyprinus (Lesueur 1817). Catostomidae: Ictiobinae. Habitat: freshwater.

tilesii, Catostomus Valenciennes [A.] in Cuvier & Valenciennes 1844:469 [Histoire naturelle des poissons v. 17; ref. 1010] Kolyma, Indigirka, and Yana rivers, northeastern Siberia, Russia. No types known. Unneeded new name for Cyprinus rostratus Tilesius 1813. •Synonym of Catostomus catostomus (Forster 1773), subspecies catostomus -- (Gilbert 1998:198 [ref. 23395] based on placement of Cyprinus rostratus Tilesius). •Synonym of Catostomus rostratus (Tilesius 1813). Current status: Synonym of Catostomus rostratus (Tilesius 1813). Catostomidae: Catostominae. Habitat: freshwater.

trisignatum, Moxostoma Cope [E. D.] in Cope & Yarrow 1875:679 [Engineer Department, United States Army, Report upon the Geographical and Geological Explorations and Surveys west of the one hundredth Meridian v. 5 (Zoology) Chapter 6; ref. 968] Upper Arkansas River, at Pueblo, Pueblo County, Colorado, U.S.A. Syntypes: USNM 17099 (20). Type catalog: Gilbert 1998:202 [ref. 23395]. •Synonym of Catostomus commersonii (Lacepède 1803) -- (Gilbert 1998:202 [ref. 23395] as commersoni). Current status: Synonym of Catostomus commersonii (Lacepède 1803). Catostomidae: Catostominae. Habitat: freshwater.

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.

tuberculatus, Catostomus Lesueur [C. A.] 1817:93 [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Near Germantown, about 6 miles from Philadelphia, Pennsylvania, U.S.A. Lesueur specimens: MNHN 0000-3945 (1, dry), B-0764 (1). Type catalog: Bertin & Estève 1948:9 [ref. 19574], Gilbert 1998:202 [ref. 23395]. •Synonym of Erimyzon oblongus (Mitchill 1814) -- (Smith 1986:101 [ref. 22186]). •Synonym of Erimyzon oblongus (Mitchill 1814), subspecies oblongus -- (Gilbert 1998:202 [ref. 23395]). Current status: Synonym of Erimyzon oblongus (Mitchill 1814). Catostomidae: Catostominae. Habitat: freshwater.

tumidus, Carpiodes Baird [S. F.] & Girard [C. F.] 1854:28 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 7; ref. 168] Rio Grande, near Fort Brown, [= Brownsville, Cameron County], Texas, U.S.A. Syntypes: [all originally in USNM 180] MCZ 2268 (1), MNHN 0000-0426 (1), USNM 180 (6, not found in 1980). Type catalog: Gilbert 1998:202-203 [ref. 23395]. •Synonym of Ictiobus bubalus (Rafinesque 1818) -- (Gilbert 1998:203 [ref. 23395], Fricke et al. 2024:158 [ref. 41622]). Current status: Synonym of Ictiobus bubalus (Rafinesque 1818). Catostomidae: Ictiobinae. Habitat: freshwater.

uncompahgre, Xyrauchen Jordan [D. S.] & Evermann [B. W.] in Jordan 1891:26, Pl. 5 (fig. 12) [Bulletin of the U. S. Fish Commission v. 9 (art. 1) (for 1889); ref. 12374] Uncompahgre River, close to railroad station at Delta, Delta County, Colorado, U.S.A. Holotype (unique): USNM 75992. Type catalog: Gilbert 1998:203 [ref. 23395]. •Hybrid between Catostomus latipinnis x Xyrauchen texanus -- (Gilbert 1998:203 [ref. 23395]). Hybrid. Catostomidae: Catostominae. Habitat: freshwater.

urus, Carpiodes Agassiz [L.] 1854:355 [17] [American Journal of Science and Arts (Series 2) v. 17; ref. 69] Tennessee River near Huntsville, Alabama, U.S.A. Holotype (unique): MCZ 2225. Non-types: ?MCZ 2324 (1). Type catalog: Gilbert 1998:203 [ref. 23395]. On p. 17 of separate. •Synonym of Ictiobus bubalus (Rafinesque 1818) -- (Gilbert 1998:203 [ref. 23395]). Current status: Synonym of Ictiobus bubalus (Rafinesque 1818). Catostomidae: Ictiobinae. Habitat: freshwater.

utahensis, Notolepidomyzon Tanner [V. M.] 1932:135 [Copeia 1932 (no. 3); ref. 16399] Santa Clara Creek, at Veyo, Washington County, Utah, U.S.A. Holotype: BYU 1135. Paratypes: BYU 1134 (1), 1136 (1), 1421 (1), 2302 (1), 2304 (1), 2306 (1), 23347-48 (2), 2349 (1); UMMZ 85952 [or 86952] (4); USNM 104416 (1), 202563 (1). Type catalog: Tanner 1970:220 [ref. 23524], Gilbert 1998:203 [ref. 23395]. •Synonym of Catostomus clarkii Baird & Girard 1854 -- (Smith 1966:73 [ref. 21398], Gilbert 1998:203 [ref. 23395] as clarki, Scharpf 2006:6 [ref. 30386], Smith et al. 2013:3 [ref. 32735]). •Synonym of Pantosteus clarkii (Baird & Girard 1854) -- (Minckley & Marsh 2009:203 [ref. 31114] as clarki). Current status: Synonym of Pantosteus clarkii (Baird & Girard 1854). Catostomidae: Catostominae. Habitat: freshwater.

utawana, Catostomus Mather [F.] 1886:35, Pl. (lower) [State of New York, Adirondack Survey, Albany; ref. 17608] Lake Utawana, Blue Mountain chain, Hamilton County, or North Bay, Big Moose Lake, Herkimer County, Adirondacks, New York, U.S.A. Lectotype: USNM 392731 [ex USNM 33919]. Paralectotypes: USNM 33918 (2), 33919 (6). Type catalog: Gilbert 1998:203 [ref. 23395]. Lectotype selected by Morse & Daniels 2009:216 [ref. 30208]. •Synonym of Catostomus commersonii (Lacepède 1803) [usually as commersonii or commersoni] (Lee et al. 1980:375 [ref. 22416], Smith 1986:99 [ref. 22186], Gilbert 1998:203 [ref. 23395], Scott & Crossman 1998:539 [ref. 24570] as commersoni). •Synonym of Catostomus commersonii (Lacepède 1803) -- (Scharpf 2006:6 [ref. 30386]). •Valid as Catostomus utawana Mather 1886 -- (Morse & Daniels 2009:214, 216 [ref. 30208], Page & Burr 2011:309 [ref. 31215], Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Catostomus utawana Mather 1886. Catostomidae: Catostominae. Distribution: North America: New York (eastern U.S.A.). Habitat: freshwater.

vacca, Carpiodes Agassiz [L.] 1854:356 [18] [American Journal of Science and Arts (Series 2) v. 17; ref. 69] Susquehanna River at Columbia, Pennsylvania, U.S.A. Holotype (unique): MCZ 2197. Type catalog: Gilbert 1998:203 [ref. 23395] with remarks on locality. On p. 18 of separate. •Synonym of Carpiodes cyprinus (Lesueur 1817) -- (Gilbert 1998:203 [ref. 23395]). Current status: Synonym of Carpiodes cyprinus (Lesueur 1817). Catostomidae: Ictiobinae. Habitat: freshwater.

valenciennesi, Moxostoma Jordan [D. S.] 1885:73 [Proceedings of the United States National Museum v. 8 (no. 485); ref. 18344] Lake Ontario, North America. Holotype (unique): whereabouts unknown. Type catalog: Gilbert 1998:203 [ref. 23395]. Replacement name for Catostomus carpio Valenciennes 1844, preoccupied by Catostomus carpio Rafinesque 1820. •Valid as Moxostoma valenciennesi Jordan 1885 -- (Lee et al. 1980:434 [ref. 22416], Smith 1986:111 [ref. 22186], McAllister 1990:56 [ref. 14674], Page & Burr 1991:181 [ref. 18983], Gilbert 1998:203 [ref. 23395], Scott & Crossman 1998:584 [ref. 24570], Lyons et al. 2000:35 [ref. 26594], Retzer & Kowalik 2002:327 [ref. 26472], Nelson et al. 2004:80 [ref. 27807], Bailey et al. 2004:126 [ref. 27882], Scharpf 2006:12 [ref. 30386], Page & Burr 2011:326[ref. 31215], Page et al. 2013:81 [ref. 32708], Page et al. 2023:65 [ref. 40505]). Replacement Name. Current status: Valid as Moxostoma valenciennesi Jordan 1885. Catostomidae: Catostominae. Distribution: Northeastern North America. Habitat: freshwater.

velatus, Ptychostomus Cope [E. D.] 1870:470 [Proceedings of the American Philosophical Society v. 11 (no. 84); ref. 913] Youghiogheny River, western Pennsylvania, U.S.A. Lectotype: ANSP 6954. Paralectotypes: ANSP 6955 (1). Type catalog: Böhlke 1984:37 [ref. 13621], Gilbert 1998:203-204 [ref. 23395]. Lectotype established by Fowler 1913:56 [ref. 1388]. •Synonym of Moxostoma anisurum (Rafinesque 1820) -- (Gilbert 1998:204 [ref. 23395]). Current status: Synonym of Moxostoma anisurum (Rafinesque 1820). Catostomidae: Catostominae. Habitat: freshwater.

velifer, Catostomus Rafinesque [C. S.] 1820:303 [301 on page] [Western Review and Miscellaneous Magazine: a monthly publ., devoted to literature and science, Lexington, KY v. 2 (no. 5); ref. 5006] Ohio River, between Louisville and Pittsburgh, Kentucky/Pennsylvania, U.S.A. No types known. Type catalog: Gilbert 1998:204 [ref. 23395]. Name Catostomus setosus Lesueur mentioned on p. 302 evidently in error, and that species described by Rafinesque as velifer (see Gilbert 1998:200 [ref. 23395]). Described as belonging to subgenus Carpiodes, but listed as above. Also in Rafinesque 1820:56 [ref. 3592]. •Valid as Carpiodes velifer (Rafinesque 1820) -- (Lee et al. 1980:369 [ref. 22416], Robison & Buchanan 1988:264 [ref. 23393], Tomelleri & Eberle 1990:103 [ref. 24089], Page & Burr 1991:166 [ref. 18983], Boschung 1992:60 [ref. 23239], Etnier & Starnes 1993:265 [ref. 22809], Stauffer et al. 1995:177 [ref. 23376], Cross & Collins 1995:120 [ref. 23394], Mettee et al. 1996:331 [ref. 25836], Gilbert 1998:204 [ref. 23395], Fuller et al. 1999:161 [ref. 25838], Lyons et al. 2000:33 [ref. 26594], Ross et al. 2001:262 [ref. 25978], Nelson et al. 2004:78 [ref. 27807], Miller & Robison 2004:194 [ref. 27931], Boschung & Mayden 2004:294 [ref. 27995], Page & Burr 2011:303 [ref. 31215], Page et al. 2013:78 [ref. 32708], Robins et al. 2018:129 [ref. 35886], Bagley et al. 2023:315 [ref. 41241], Page et al. 2023:63 [ref. 40505]). Current status: Valid as Carpiodes velifer (Rafinesque 1820). Catostomidae: Ictiobinae. Distribution: North America: widespread in U.S.A. Habitat: freshwater.

victoriae, Moxostoma Girard [C. F.] 1856:171 [7] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Dry Creek, near Victoria, Victoria County, Texas, U.S.A. Syntypes: USNM 162 (orig. 2, now 0). Type catalog: Gilbert 1998:204 [ref. 23395]. On p. 7 of separate. •Synonym of Minytrema melanops (Rafinesque 1820) -- (Gilbert 1998:204 [ref. 23395]). Current status: Synonym of Minytrema melanops (Rafinesque 1820). Catostomidae: Catostominae. Habitat: freshwater.

virescens, Pantosteus Cope [E. D.] in Cope & Yarrow 1875:675 [Engineer Department, United States Army, Report upon the Geographical and Geological Explorations and Surveys west of the one hundredth Meridian v. 5 (Zoology) Chapter 6; ref. 968] Pagosa, Acrchuleta County, Colorado, U.S.A. Holotype (unique): USNM 16758. Type catalog: Gilbert 1998:204 [ref. 23395] with corrected locality. •Synonym of Catostomus discobolus Cope 1871 -- (Smith 1966:82 [ref. 21398], Baxter & Stone 1995:133 [ref. 23374]). •Synonym of Catostomus discobolus Cope 1871, subspecies discobolus -- (Gilbert 1998:204 [ref. 23395]). •Valid as Catostomus virescens (Cope 1875) -- (Smith et al. 2013:3,15 [ref. 32735], Bangs et al. 2018:4 [ref. 37913]). •Valid as Pantosteus virescens Cope 1875 -- (Unmack et al. 2014:9 [ref. 36004], Bagley et al. 2018:25 [ref. 36001], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Pantosteus virescens Cope 1875. Catostomidae: Catostominae. Distribution: North America: Northern Bonneville and upper Snake River basins (Colorado, U.S.A.). Habitat: freshwater.

vittatus, Catostomus Lesueur [C. A.] 1817:104 [Journal of the Academy of Natural Sciences, Philadelphia v. 1 (pt 1, nos 5/6); ref. 2734] Wissahickon Creek, near Philadelphia, Pennsylvania, U.S.A. Holotype (unique): whereabouts unknown. Type catalog: Gilbert 1998:204 [ref. 23395]. •Synonym of Erimyzon oblongus (Mitchill 1814), subspecies oblongus -- (Gilbert 1998:204 [ref. 23395]). Current status: Synonym of Erimyzon oblongus (Mitchill 1814). Catostomidae: Catostominae. Habitat: freshwater.

vitulus, Carpiodes Agassiz [L.] 1854:356 [18] [American Journal of Science and Arts (Series 2) v. 17; ref. 69] Wabash River, New Harmony, Posey County, Indiana, U.S.A. Holotype (unique): MCZ 2248. Type catalog: Gilbert 1998:204 [ref. 23395]. On p. 18 of separate. •Synonym of Ictiobus niger (Rafinesque 1819) -- (Gilbert 1998:204 [ref. 23395]). Current status: Synonym of Ictiobus niger (Rafinesque 1819). Catostomidae: Ictiobinae. Habitat: freshwater.

warnerensis, Catostomus Snyder [J. O.] 1908:81, Fig. 2 [Bulletin of the Bureau of Fisheries v. 27 (Doc. 636) (for 1907); ref. 10251] Warner Creek, near Adel, Lake County, Oregon, U.S.A. Holotype: USNM 55597. Paratypes: ANSP 39130 (1), CAS-SU 21188 (23), USNM 125638 [ex USFC 1244] (6). Type catalog: Böhlke 1953:28 [ref. 12291], Böhlke 1984:37 [ref. 13621], Gilbert 1998:204 [ref. 23395]. •Valid as Catostomus warnerensis Snyder 1908 -- (Lee et al. 1980:392 [ref. 22416], Page & Burr 1991:174 [ref. 18983], Gilbert 1998:204 [ref. 23395], Nelson et al. 2004:79 [ref. 27807], Scharpf 2006:8 [ref. 30386], Kettratad & Markle 2010:276 [ref. 30991], Page & Burr 2011:315 [ref. 31215], Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Catostomus warnerensis Snyder 1908. Catostomidae: Catostominae. Distribution: Western North America: Oregon (U.S.A.). Habitat: freshwater.

wigginsi, Catostomus Herre [A. W. C. T.] & Brock [V. E.] in Herre 1936:11 [Proceedings of the Biological Society of Washington v. 49; ref. 2124] West Fork of Río San Miguel, 5 miles northwest of Cucurpe, and 29 miles south-east of Magdalena, Sonora, Mexico, elevation 2580 feet. Holotype: CAS-SU 30980. Paratypes: CAS-SU 16938 (1). Type catalog: Böhlke 1953:28 [ref. 12291], Gilbert 1998:204 [ref. 23395]. •Valid as Catostomus wigginsi Herre & Brock 1936 -- (Branson et al. 1960:219 [ref. 41482], Espinosa Pérez et al. 1993:22 [ref. 22290], Gilbert 1998:204 [ref. 23395], Nelson et al. 2004:79 [ref. 27807], Miller 2006:148 [ref. 28615], Scharpf 2006:8 [ref. 30386], Minckley & Marsh 2009:199 [ref. 31114], Page et al. 2013:79 [ref. 32708], Page et al. 2023:64 [ref. 40505], Fricke et al. 2024:158 [ref. 41622]). Current status: Valid as Catostomus wigginsi Herre & Brock 1936. Catostomidae: Catostominae. Distribution: Southern North America: Río Sonora basin, Sonora (Mexico) endemic. Habitat: freshwater.

xanthopus, Catostomus Rafinesque [C. S.] 1820:303 [301 on page] [Western Review and Miscellaneous Magazine: a monthly publ., devoted to literature and science, Lexington, KY v. 2 (no. 5); ref. 5006] Below falls of Ohio River, at Louisville, Kentucky, U.S.A. No types known. Type catalog: Gilbert 1998:204 [ref. 23395]. Described as belonging to subgenus Carpiodes, but listed as above. Also in Rafinesque 1820:57 [ref. 3592] •Synonym of Hypentelium nigricans (Lesueur 1817) -- (Gilbert 1998:204 [ref. 23395]). Current status: Synonym of Hypentelium nigricans (Lesueur 1817). Catostomidae: Catostominae. Habitat: freshwater.