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!

The MUSSEL Project Database has moved to a new server, with a new URL! The new address for this page is: https://musselpdb.org/db.php?ty=nomsp&id=9985

Search the database pages:

Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Elliptio congaraea

nominal species Unio sordidis Lea, 1852

Lea, 1852, Trans. Amer. Phil. Soc. 10 [O. 5]: 254 [10].
(incorrect original spelling of Unio sordidus Lea, 1852)

= Elliptio congaraea

Taxonomic Opinions

+ Elliptio congaraea (I. Lea, 1831) — Bieler, 2021

Page updated: 11:36:08 Mon 08 Sep 2025