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Thu 3 September 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 | Unionoida | Unionoidea | Unionidae | Plesielliptio priscus

nominal species Unio priscus Meek & Hayden, 1856

= Plesielliptio priscus

Taxonomic Opinions

+ — Millard, 2001

= Protelliptio (Plesielliptio) priscus (Meek & Hayden) — Haas, 1969

= Plesielliptio priscus (Meek & Hayden, 1856) — Modell, 1957

= Unio priscus priscus Meek & Hayden — Henderson, 1935

= Elliptio (Plesielliptio) priscus (Meek and Hayden) — Russell, 1934

= Unio priscus M. u. H. — Zittel, 1881