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Thu 3 September 2025

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!

Bivalvia | ... | Unionidae | Unioninae | Unionini | Unionina | Unio pictorum

nominal species Unio occidaneus Drouët, 1888

= Unio pictorum

Taxonomic Opinions

+ Unio mancus bourgeticus Bourguignat in Locard, 1882 — Prie, 2012

+ Unio elongatulus bourgeticus Bourguignat in Locard, 1882 — Haas, 1969

+ Unio elongatulus bourgeticus Bourguignat in Locard, 1882 — Haas, 1940

+ Unio tumidus Philippson — Germain, 1931

+ Unio vinceleus Joannis, 1858 — Westerlund, 1890

= Unio occidaneus Drouet — Drouët, 1889

+ Unio (Vinceleusiana) vinceleus de Joannis — Locard, 1889