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=6898

Search the database pages:

Unionoidea | Unionidae | Unioninae | Anodontini | Cristariina | Simpsonella gracilis

nominal species Anodon crepera Sowerby, 1867

Sowerby, 1867, Conch. Icon. 17: pl. 8, sp. 17, fig. 16.
(reference to Anodonta crepera Lea, 1851)

= Simpsonella gracilis

Taxonomic Opinions

+ Dalliella crepera (Lea, 1850) — Simpson, 1900
- NO OPINION — Lea, 1870

Page updated: 11:39:28 Mon 08 Sep 2025