churchilli, Hybognathus Hildebrand [S. F.] 1932:259, Fig. 1 [Journal of the Washington Academy of Sciences v. 22 (no. 9); ref. 16375] Near mouth of Cherry Creek, Cheyenne River, Haakon County, South Dakota, U.S.A. Holotype: USNM 92248. Paratypes: USNM 92287-88 (4, 3), 125034 (1). Type catalog: Gilbert 1998:60-61 [ref. 23395]. •Synonym of Hybognathus placitus Girard 1856 -- (Gilbert 1998:60-61 [ref. 23395], Scheuer et al. 2003:7 [ref. 26691]). Current status: Synonym of Hybognathus placitus Girard 1856. Leuciscidae: Pogonichthyinae. Habitat: freshwater.