Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Obovaria subrotunda
‘selon Say’ Ferussac, 1835. Mag. Zool. 5(59-60): 26.
(reference to Obliquaria (Rotundaria) subrotunda Rafinesque, 1820)
+ Obovaria (s.s.) circulus (Lea, 1829) — Simpson, 1914: 292.
+ Obovaria (s.s.) circulus (Lea, 1829) — Simpson, 1900: 600.
+ Unio subrotundus Raf. — Conrad, 1853: 258.