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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Bivalvia | Sphaerioida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Pisidium dubium

nominal species Cyclas (Pisidium) abruptum Haldeman, 1841

Haldeman, 1841, Proc. Acad. Nat. Sci. 1: 53.

= Pisidium dubium

Taxonomic Opinions

+ Pisidium (s.s.) dubium (Say, 1816) — Burch, 1975
+ Pisidium dubium (Say, 1816) — Herrington, 1962
+ Pisidium virginica Bourguignat — Prime, 1870
+ Pisidium virginicum Bourguignat — Prime, 1865
= Pisum abruptum Haldeman, 1841 — Deshayes, 1854
+ Pisidium dubium Gould — Prime, 1852

Page updated: 08:18:31 Tue 01 Jul 2025