Page last updated
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 | Gonideinae | Lamprotulini | Potomida semirugata

nominal species Unio simonis Tristram, 1865

= Potomida semirugata

Taxonomic Opinions

+ Potomida semirugata (Lamarck, 1819) — Lopes-Lima et al., 2021

+ Potomida littoralis semirugata (Lamarck, 1819) — Schütt, 1983

+ Potomida littoralis semirugata (Lamarck, 1819) — Haas, 1969

+ Psilunio littoralis semirugatus (Lamarck, 1819) — Haas, 1940

+ Unio (Rhombunio) semirugatus — Prashad, 1919

+ Unio (sec. Lymnium) semirugatus Lamarck, 1819 — Simpson, 1914

+ — Frierson, 1913

+ Unio (sec. Lymnium) semirugatus Lamarck, 1819 — Simpson, 1900

= Unio (Gruppe des U. litoralis-rothi) simonis var. Tristram — Kobelt & Rolle, 1895

= Unio simonis Tristram, 1865 — Kobelt, 1893

= Unio simonis Tristr., 1865 — Westerlund, 1890

= Unio (Simonisiana) simonis Tristram — Locard, 1889

= Unio (Groupe de l‘Unio rothi) simonis Tristram — Locard, 1883

= Unio (Groupe de l‘Unio simonis) simonis Tristram — Locard, 1883

+ — Lea, 1870