Page last updated
Thu 04 Jun 2020

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!

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nominal species Unio scalenius Say, 1834

Say, 1834, Amer. Conch. 6: ??.
(misidentified reference to Obliquaria (Scalenaria) scalenia Rafinesque, 1820)

= Pleurobema decisum

Taxonomic Opinions

+ Pleurobema (s.s.) decisus (Lea, 1831) — (Frierson, 1927)
+ Pleurobema (s.s.) decisum (Lea, 1831) — (Simpson, 1914)
+ Pleurobema (s.s.) decisa (Lea, 1831) — (Simpson, 1900)
+ Unio decisus Lea — (Ferussac, 1835)

Page updated: 15:54:28 Thu 04 Jun 2020

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