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=7984

Search the database pages:

Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Truncilla truncata

nominal species Unio elegans var. elagantopsis Williams et al., 2008

‘de Gregorio’ Williams et al., 2008, Freshw. Mussels AL and Mobile Basin: 739.
(error for Unio elegans var. elegantopsis de Gregorio, 1914)

= Truncilla truncata

Page updated: 11:57:00 Mon 08 Sep 2025