incrassatus, Leucosomus Girard [C. F.] 1856:190 [26] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] Twenty miles west of Choctaw Agency [= Sculyville], branch of Sans Bois Creek, Haskell County, Oklahoma, U.S.A. Holotype (unique): USNM 156 (plus pharyngeal arches as # 2732). Type catalog: Gilbert 1998:95 [ref. 23395]. On p. 26 of separate. •Synonym of Semotilus atromaculatus (Mitchill 1818) -- (Gilbert 1998:95 [ref. 23395]). Current status: Synonym of Semotilus atromaculatus (Mitchill 1818). Leuciscidae: Plagopterinae. Habitat: freshwater.