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=6783

Search the database pages:

Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Pleurobema clava

nominal species Unio (Scalenaria) scalenarius Mörch, 1853

‘Raf.’ Mörch, 1853, Cat. Conch. Yoldi 2: 44.
(error for Obliquaria (Scalenaria) scalenia Rafinesque, 1820)

= Pleurobema clava

Page updated: 11:36:20 Mon 08 Sep 2025