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=6490

Search the database pages:

Bivalvia | Unionoida | Etherioidea | Mycetopodidae | Anodontitinae | Anodontites trapesialis

nominal species Unio (Anodontes) exotica var. A elongata d’Orbigny, 1835

d’Orbigny, 1835, Mag. Zool. 5(61-62): 39 [as ‘Var. A’].
(intro'd as intra-sp. of Anodonta exotica Lamarck, 1819; homonym of Anodon elongatus Swainson, 1823)

= Anodontites trapesialis

Taxonomic Opinions

+ Anodontites trapesialis (Lamarck, 1819) — Simone, 2006
+ Anodontites trapesialis (Lamarck, 1819) — Simone, 1994
= Unio (Anodontes) exotica var. A elongata — d’Orbigny, 1835

Page updated: 11:33:00 Mon 08 Sep 2025