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 | Elliptio crassidens

nominal species Unio discus Sowerby, 1868

‘Lea’ Sowerby, 1868, Conch. Icon. 16: pl. 62, sp. 310; errata.
(misidentified reference to Unio discus Lea, 1838)

= Elliptio crassidens

Taxonomic Opinions

+ Elliptio crassidens (Lamarck, 1819) — Watters et al., 2009
+ Elliptio crassidens Lamarck, 1819 — Parmalee & Bogan, 1998
+ Elliptio (s.s.) crassidens (Lamarck, 1819) — Burch, 1975
+ Elliptio (s.s.) crassidens crassidens (Lamarck, 1819) — R.I. Johnson, 1970
+ Elliptio (s.s.) crassidens crassidens (Lamarck, 1819) — Haas, 1969
+ Elliptio (s.s.) niger (Rafinesque, 1820) — Frierson, 1927
+ Unio (sec. Elliptio) crassidens Lamarck, 1819 — Simpson, 1914
+ Unio (sec. Elliptio) crassidens Lamarck, 1819 — Simpson, 1900
+ Unio (Lampsilis) discus Lea, 1838 — Martens, 1900

Page updated: 08:24:30 Tue 01 Jul 2025