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!

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

nominal species Unio sanderi Bourguignat, 1862

Bourguignat, 1862, Malacol. Lac Quatre-Cantons: 55.
Bourguignat, 1864, Malac. Aix-les-Baines: 76.

= Unio crassus

Taxonomic Opinions

+ Unio mancus var. macrorhynchus Bourguignat — Germain, 1931
+ Unio (Groupe de l’U. macrorhynchus) sandriopsis Bourguignat — Locard, 1893
+ Unio sandriopsis (Bgt.) Servain, 1885 — Westerlund, 1890
+ Unio (Sandriana) sandriopsis Bourguignat — Locard, 1889
+ Unio sandriopsis Bourguignat, mss. — Servain, 1885

Page updated: 08:22:59 Tue 01 Jul 2025