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=7039

Search the database pages:

Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina | Utterbackia imbecillis

nominal species Anodonta phalena de Gregorio, 1914

de Gregorio, 1914, Il Nat. Siciliano 2: 64, pl. 11, figs. 3a-e.

= Utterbackia imbecillis

Taxonomic Opinions

+ Utterbackia imbecillis (Say, 1829) — Watters et al., 2009
+ Utterbackia imbecillis (Say, 1829) — Williams et al., 2008
= Anodonta phalena de Greg. — de Gregorio, 1914

Page updated: 11:51:01 Mon 08 Sep 2025