umbratilis, Alburnus Girard [C. F.] 1856:193 [29] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Sugarloaf Creek, tributary to Poteau River, about 20-25 miles south of Fort Smith, vicinity of Poteau, Oklahoma/Arkansas, U.S.A. Lectotype: USNM 73. Paralectotypes: [all originally USNM 73] MCZ 1786 [ex USNM 73] (2); MNHN 0000-0368 (2); UMMZ (lost); USNM 32543 (1), 203326-28 (6, 1, 39), plus 1 pair pharyngeal arches as #2678. Type catalog: Gilbert 1978:85 [ref. 7042]. On p. 29 of separate. Lectotype selected by Snelson & Pflieger 1975:233 [ref. 12387]. •Valid as Notropis umbratilis (Girard 1856) -- (Snelson & Pflieger 1975 [ref. 12387], Gilbert 1978:85 [ref. 7042], Lee et al. 1980:319 [ref. 22416], Smith 1986:182 [ref. 22186], Robison & Buchanan 1988:237 [ref. 23393], McAllister 1990:63 [ref. 14674], Snelson 1990:981 [ref. 21030], Scott & Crossman 1998:472 [ref. 24570]). •Valid as Lythrurus umbratilis (Girard 1856), valid subspecies umbratilis (Girard 1856) -- (Scharpf 2005:23 [ref. 28940], Page & Burr 2011:222 [ref. 31215]). •Valid as Lythrurus umbratilis (Girard 1856) -- (Page & Burr 1991:113 [ref. 18983], Etnier & Starnes 1993:190 [ref. 22809], Warren et al. 1994:132 [ref. 25557], Stauffer et al. 1995:100 [ref. 23376], Cross & Collins 1995:74 [ref. 23394], Gilbert 1998:159 [ref. 23395], Lyons et al. 2000:24 [ref. 26594], Ross et al. 2001:175 [ref. 25978], Nelson et al. 2004:72 [ref. 27807], Bailey et al. 2004:80 [ref. 27882], Miller & Robison 2004:124 [ref. 27931], Page et al. 2013:73 [ref. 32708], Bagley et al. 2023:314 [ref. 41241], Page et al. 2023:72 [ref. 40505]). Current status: Valid as Lythrurus umbratilis (Girard 1856). Leuciscidae: Pogonichthyinae. Distribution: North America: U.S.A. and Canada. Habitat: freshwater.