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=5102

Search the database pages:

Unionoidea | Unionidae | Ambleminae | Quadrulini | Quadrulina | Theliderma metanevra

nominal species Unio rugosus Lea, 1852

Lea, 1852, Synopsis Fam. Naiades: 21, footnote.
(misidentified reference to Unio rugosus Barnes, 1823)

= Theliderma metanevra

Taxonomic Opinions

+ Quadrula (Orthonymus) metanevra-wardii (Lea, 1862) — Frierson, 1927

Page updated: 11:36:07 Mon 08 Sep 2025