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 | Sphaerium transversum

nominal species Sphaerium contractum Prime, 1865

Prime, 1865, Smithsonian Misc. Coll. (145): 48, fig. 46.

= Sphaerium transversum

Taxonomic Opinions

+ Musculium transversum (Say, 1829) — Burch, 1975
+ Sphaerium partumeium (Say, 1822) — Herrington, 1962
+ Sphærium transversum Say — Prime, 1895
= Sphærium contractum Prime — Prime, 1870
= Sphærium contractum Prime — Prime, 1865

Page updated: 08:23:37 Tue 01 Jul 2025