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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Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Elliptio crassidens

nominal species Unio niger Conrad, 1836

‘Rafinesque’ Conrad, 1836, Monogr. Fam. Unionidae 1(6): 49, pl. 46.
‘Rafinesque’ Conrad, 1853, Proc. Acad. Nat. Sci. 6: 253.
(reference to Unio (Elliptio) nigra Rafinesque, 1820)

= Elliptio crassidens

Taxonomic Opinions

+ Unio (sec. Elliptio) crassidens Lamarck, 1819 — Simpson, 1900
+ Unio crassidens Lamarck — Call, 1895
+ Unio crassidens Lam. — B.H. Wright, 1888
+ Margaron (Unio) crassidens (Lam.) — Lea, 1870
+ Margaron (Unio) crassidens (Lam.) — Lea, 1852
+ Unio niger Rafinesque — Küster, 1848
+ Unio crassidens Lam. — Hanley, 1843
+ Margarita (Unio) crassidens Lam. — Lea, 1838

Page updated: 08:17:32 Tue 01 Jul 2025