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Wed 1 October 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 tumidus

nominal species Unio inflata Hecart, 1833

= Unio tumidus

Taxonomic Opinions

+ Unio (s.s.) tumidus Retzius, 1788 — Vinarski & Kantor, 2016

+ Unio tumidus tumidus Retzius, 1788 — Haas, 1969

+ Unio tumidus tumidus Retzius, 1788 — Haas, 1940

+ Unio tumidus Philippson — Germain, 1931

+ Unio tumidus Philippsson — Germain, 1908

+ Unio tumidus Retzius, 1788 — Westerlund, 1890

+ Unio (Tumidusiana) tumidus Philippson — Locard, 1889

+ Unio (Groupe de l’U. tumidus) tumidus Philippsson — Locard, 1882

+ Unio (Lymnium) tumidus Philippss. — Moquin-Tandon, 1855