Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Obovaria unicolor

Simpson, 1914. Descr. Cat. Naiades: 297.
Type(s): HOLOTYPE USNM_152968, Tombigbee Riv., Moscow, Ala.
+ Obovaria unicolor (Lea, 1845) — Williams et al., 2008: 478.
+ Obovaria (s.s.) subrotunda (Rafinesque, 1820) — Haas, 1969: 421.
= Obovaria (s.s.) nux Simpson, 1914 — Simpson, 1914: 297.