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Page last updated
Thu 08 Apr 2021

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!

For each valid genus, the nominal generic synonyms are listed.

Search the database pages:

Bivalvia | Unionoida | Unionoidea | Unionidae | Rectidentinae | Contradentini

genus Trapezoideus Simpson, 1900: nominal genera
     3 valid species

Trapezoideus Simpson, 1900
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 858.
Simpson, 1914, Descr. Cat. Naiades: 1180.
Type species: Unio foliaceus Gould, 1843 (orig. desig.) = Trapezoideus foliaceus

Trapezioideus Starobogatov, 1970
‘Simpson’ Starobogatov, 1970, Fauna Moll. Continent.: 61.
(error for Trapezoideus Simpson, 1900)

Page updated: 08:18:36 Thu 08 Apr 2021

 
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