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 is moving to a new server, with a new URL! The new address for this page will be: https://musselpdb.org/fmuotwaolcb/db.php?ty=nomsp&id=6237

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Unionoida | Unionoidea | Unionidae | Unioninae | Unionini | Unio crassus

nominal species Unio diagonalis Drouët, 1881

‘Held’ Drouët, 1881, J. de Conch. 29: 27.
(intro'd as syn of Unio batavus var. squamosus Charpentier, 1837)

= Unio crassus

Taxonomic Opinions

+ Unio squamosus Charpentier — Drouët, 1889
+ Unio squamosus Charpentier, 1837 — Drouët, 1881

Page updated: 09:33:08 Mon 28 Jul 2025