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

Species in the genus Couesius: [ 7 ] records

adustus, Couesius Woolman [A. J.] 1894:57 [Bulletin of the U. S. Fish Commission v. 14 (art. 8) (for 1894); ref. 4804] Wrongly Río de las Conchos, Chihuahua, Mexico [probably Minnesota, U.S.A.]. Syntypes: not BMNH 1894.5.12.31 (1) [from Woolman], FMNH 6706 (1) [but not this species], CAS-SU 642 (2). Type catalog: Böhlke 1953:31 [ref. 12291], Gilbert 1998:34 [ref. 23395] with remarks on locality. •Synonym of Couesius plumbeus, subspecies plumbeus (Agassiz 1850) -- (Gilbert 1998:34 [ref. 23395]). Current status: Synonym of Couesius plumbeus (Agassiz 1850). Leuciscidae: Plagopterinae. Habitat: freshwater.

dissimilis, Leucosomus Girard [C. F.] 1856:189 [25] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Milk River and Little Muddy River, tributary of the upper Missouri River, Montana, U.S.A. Syntypes: UMMZ 56282 [ex USNM 160] (1, lost); USNM 158 (2, plus 1 pair of pharyngeal arches as #2733), 159 (orig. 10, now 0, 1 pair pharyngeal arches as #2734), 160 (orig. 18, now 0). Type catalog: Gilbert 1998:72 [ref. 23395]. On p. 25 of separate. •Synonym of Couesius plumbeus (Agassiz 1850) -- (Lee et al. 1980:150 [ref. 22416], Gilbert 1998:72 [ref. 23395] as an unavailable name for a valid subspecies, McPhail 2007:66 [ref. 31199]). Current status: Synonym of Couesius plumbeus (Agassiz 1850). Leuciscidae: Plagopterinae. Habitat: freshwater.

greeni, Couesius Jordan [D. S.] 1893:313 [Proceedings of the United States National Museum v. 16 (no. 938); ref. 10492] Stuarts Lake near Fort St. James, (headwaters of Fraser River). British Columbia, Canada. Lectotype: USNM 44454. Paralectotypes: CAS-SU 266 (1). Type catalog: Böhlke 1953:31 [ref. 12291] wrongly with a holotype, Gilbert 1998:88-89 [ref. 23395]. Lectotype established by Jordan & Evermann 1896:325 [ref. 2443]; also designated by Gilbert 1998:88 [ref. 23395]. •Synonym of Couesius plumbeus (Agassiz 1850), but a valid subspecies -- (Lee et al. 1980:150 [ref. 22416], Gilbert 1998:89 [ref. 23395]). •Synonym of Couesius plumbeus (Agassiz 1850) -- (Scott & Crossman 1998:406 [ref. 24570], McPhail 2007:66 [ref. 31199]). Current status: Synonym of Couesius plumbeus (Agassiz 1850). Leuciscidae: Plagopterinae. Habitat: freshwater.

milneri, Nocomis Jordan [D. S.] 1877:64 [Bulletin of the United States National Museum [v. 1] No. 10; ref. 2374] Grand Island [? = Isle Royale], Lake Superior, North America. Syntypes: USNM 20332 [not USNM 130] (orig. 4, now 3). Type catalog: Gilbert 1998:114 [ref. 23395]. •Synonym of Couesius plumbeus, subspecies plumbeus (Agassiz 1850) -- (Gilbert 1998:114 [ref. 23395]). •Synonym of Couesius plumbeus (Agassiz 1850) -- (Scott & Crossman 1998:406 [ref. 24570]). Current status: Synonym of Couesius plumbeus (Agassiz 1850). Leuciscidae: Plagopterinae. Habitat: freshwater.

plumbeus, Gobio Agassiz [L.] 1850:366 [Lake Superior; ref. 66] Lake Superior and Lake Huron, North America. Syntypes: BMNH 1867.4.12.6 (1); MCZ 1747 + MCZ 27507 (58), MCZ 18716 (1); UMMZ ?56282 (1), 86908 [ex MCZ 1747] (orig. 14, now 12); USNM 117540 [ex UMMZ 86908] (orig. 2, now 1), 120262 [ex MCZ 1747] (6); ZMB 5654 (?). Type catalog: Gilbert 1998:134 [ref. 23395]. •Valid as Couesius plumbeus (Agassiz 1850), subspecies plumbeus (Agassiz 1850) -- (Backus 1951:290 [ref. 41140]). •Valid as Couesius plumbeus (Agassiz 1850) -- (Lee et al. 1980:150 [ref. 22416], Smith 1986:135 [ref. 22186], McAllister 1990:59 [ref. 14674], Page & Burr 1991:89 [ref. 18983], Baxter & Stone 1995:60 [ref. 23374], Chereshnev 1996:599 [ref. 24659], Simons & Mayden 1997:195 [ref. 24948], Gilbert 1998:134 [ref. 23395], Scott & Crossman 1998:401 [ref. 24570], Fuller et al. 1999:58 [ref. 25838], Lyons et al. 2000:23 [ref. 26594], Mecklenburg et al. 2002:141 [ref. 25968], Wydoski & Whitney 2003:121 [ref. 27816], Nelson et al. 2004:68 [ref. 27807], Bailey et al. 2004:74 [ref. 27882], Scharpf 2005:12 [ref. 28940] with subspecies, McPhail 2007:65 [ref. 31199], Page & Burr 2011:189 [ref. 31215], Page et al. 2013:69 [ref. 32708], Page et al. 2023:68 [ref. 40505]). Current status: Valid as Couesius plumbeus (Agassiz 1850). Leuciscidae: Plagopterinae. Distribution: North America: Alaska (U.S.A.), Canada, northern U.S.A. Habitat: freshwater.

prosthemius, Ceratichthys Cope [E. D.] 1867:365, Pl. 11 (fig. 4) [Transactions of the American Philosophical Society (New Series) v. 13 (pt 3) (art. 13); ref. 910] Montreal River, Keweenaw Point, Keweenaw County, Michigan, U.S.A., Lake Superior. Lectotype: ANSP 2152. Paralectotypes: ANSP 2153-56 (4). Type catalog: Böhlke 1984:88 [ref. 13621] but as syntypes because lectotype was not separated out, but lectotype as established by Fowler 1918:35 [ref. 11665] should be 146 mm (caudal damaged), Gilbert 1998:136 [ref. 23395] with syntypes. Sometimes cited as Cope in Günther 1868:177 [ref. 1990] but that appeared later. •Synonym of Couesius plumbeus (Agassiz 1850) -- (Smith 1986:136 [ref. 22186], Scott & Crossman 1998:406 [ref. 24570]). •Synonym of Couesius plumbeus (Agassiz 1850), subspecies plumbeus -- (Gilbert 1998:136 [ref. 23395]). Current status: Synonym of Couesius plumbeus (Agassiz 1850). Leuciscidae: Plagopterinae. Habitat: freshwater.

rubrilateralis, Couesius plumbeus Cox [P.] 1901:42 [Proceedings of the Natural History Association of Miramichi No. 2; ref. 19668] Harriman's Lake and Brook, Grand Cascapedia; New Carlisle Lake, Gaspé Peninsula, Quebec, Canada. No types known. Type catalog: Gilbert 1998:143 [ref. 23395]. Original as rubi-laterblis -- apparently involving typesetting errors ("sides from operculum to base of caudal almost scarlet in life"); as rubrilateralis in Cox 1921 [ref. 15309]. •Synonym of Couesius plumbeus (Agassiz 1850), subspecies plumbeus -- (Gilbert 1998:143 [ref. 23395]). Current status: Synonym of Couesius plumbeus (Agassiz 1850). Leuciscidae: Plagopterinae. Habitat: freshwater.