The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

Search the database pages:

Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Obovaria subrotunda

nominal species Unio rotundus Wood, 1828

Wood, 1828, Suppl. Index Testac.: 2 [as ‘Mya rotunda’].
Wood, 1828, Suppl. Index Testac.: 57, pl. 1, sp. 1 [as ‘Unio rotundatus’].
Wood in Hanley, 1856, Index Testac.: 199, pl. 1, fig. 1.
(homonym of Diplodon rotundus Wagner, 1827)

= Obovaria subrotunda

Taxonomic Opinions

+ Obovaria subrotunda (Rafinesque, 1820) — Watters et al., 2009
+ Obovaria subrotunda (Rafinesque, 1820) — Parmalee & Bogan, 1998
+ Obovaria (s.s.) subrotunda (Rafinesque, 1820) — Haas, 1969
+ Obovaria (s.s.) subrotunda (Rafinesque, 1820) — Frierson, 1927
+ Obovaria (s.s.) circulus (Lea, 1829) — Simpson, 1914
+ Obovaria (s.s.) circulus (Lea, 1829) — Simpson, 1900
+ Margaron (Unio) circulus (Lea) — Lea, 1870
+ Margaron (Unio) circulus (Lea) — Lea, 1852
+ Unio circulus Lea — Hanley, 1843
+ Margarita (Unio) circulus Lea. Eat. — Lea, 1838
+ Margarita (Unio) circulus (Lea, 1829) — Lea, 1836
+ Unio subrotundus Raf. — Ferussac, 1835
= Unio rotunda Wood in Hanley, 1856 — Wood, 1828

Page updated: 08:15:56 Tue 01 Jul 2025