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 is moving to a new server, with a new URL! The new address for this page will be: https://musselpdb.org/fmuotwaolcb/db.php?ty=nomsp&id=5867

Search the database pages:

Unionoida | Unionoidea | Unionidae | Parreysiinae | Lamellidentini | Lamellidens marginalis

nominal species Unio thwaitsii Lea, 1859

Lea, 1859, Proc. Acad. Nat. Sci. 11: 152.
(incorrect original spelling of Unio thwaitesii Lea, 1859)

= Lamellidens marginalis

Taxonomic Opinions

+ Lamellidens marginalis (Lamarck, 1819) — Bieler, 2021

Page updated: 10:31:30 Thu 24 Jul 2025