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!

Search the database pages:

Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Plethobasus cyphyus

nominal species Unio scyphius Küster, 1861

‘Rafinesque’ Küster, 1861, Conchyl. Cab. 9(2): 181.
(error for Obliquaria (Quadrula) cyphya Rafinesque, 1820)

= Plethobasus cyphyus

Taxonomic Opinions

+ Plethobasus cyphyus (Rafinesque, 1820) — Watters et al., 2009
+ Plethobasus cyphyus (Rafinesque, 1820) — Parmalee & Bogan, 1998
+ Plethobasus cyphyus (Rafinesque, 1820) — Haas, 1969
+ Pleurobema (Plethobasus) cyphyum (Rafinesque, 1820) — Frierson, 1927
+ Pleurobema (sec. Plethobasus) aesopus (Green, 1827) — Simpson, 1914
+ Pleurobema (sec. Plethobasus) aesopus (Green, 1827) — Simpson, 1900

Page updated: 08:22:46 Tue 01 Jul 2025