retrovelis, Notropis rubellus Humphries [J. M.] & Cashner [R. C.] 1994:83 [Copeia 1994 (no. 1); ref. 21414] Not available, for population of Notropis rubellus from Arkansas and Missouri; no distinguishing features -- (Gilbert 1998:140 [ref. 23395]). Nomen Nudum. Leuciscidae: Pogonichthyinae.