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!

The MUSSEL Project Database has moved to a new server, with a new URL! The new address for this page is: https://musselpdb.org/db.php?ty=nomsp&id=10484

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Bivalvia | Unionoida

nominal species Unio porrectus Sowerby, 1829

Sowerby, 1829, Mineral Conchology 6: 189, pl. 594, fig. 1.

= unionoid fossil

Taxonomic Opinions

= Unio porrectus Sow. — Zittel, 1881
- NO OPINION — Lea, 1838

Page updated: 11:31:55 Mon 08 Sep 2025