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Page last updated
Thu 17 July 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 | ... | Ambleminae | Popenaiadini | Psoronaias semigranosa

Specimen UMMZ_65546: Images
Psoronaias semigranosa (von dem Busch in Philippi, 1843), Pasion River, at road above Tres Islas, Dept. Peten, Guatemala

specimen

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