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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 | ... | Unionoidea | Unionidae | Unioninae | Unionini | Unio crassus

nominal species Unio gangrenosus J.F. Schmidt, 1840

= Unio crassus

Taxonomic Opinions

+ Unio crassus cytherea Küster, 1833 — Haas, 1969

+ Unio crassus cytherea Küster, 1833 — Haas, 1940

+ Unio (sec. Lymnium) batavus (Maton & Rackett, 1807) — Simpson, 1914

+ Unio (sec. Lymnium) batavus (Maton & Rackett, 1807) — Simpson, 1900

= Unio gangrænosus [sic] Schmidt, J.F., 1847 — Westerlund, 1890

= Unio (Mancusiana) gangrenosus Ziegler — Locard, 1889

+ — Lea, 1870

= Unio gangraenosus [sic] Ziegler — Küster, 1855

+ — Lea, 1852

= Unio gangrenosus Zgl. — C.B. Adams, 1847

= Unio gangrenosus Ziegler — J.F. Schmidt, 1840