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Thu 3 September 2025

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!

Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Elliptio crassidens

nominal species Unio discus Sowerby, 1868

= 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