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 nigella

nominal species Unio denigratus Lea, 1857

Lea, 1857, Proc. Acad. Nat. Sci. 9: 171.
Lea, 1859, Jour. Acad. Nat. Sci. 4 [O. 7]: 200 [18], pl. 23, fig. 83.
Type(s): HOLOTYPE USNM_85568, near Columbus, Ga.

= Elliptio nigella

Taxonomic Opinions

+ Elliptio nigella (Lea, 1852) — Williams et al., 2011
+ Elliptio nigella (Lea, 1852) — Williams et al., 2008
+ Elliptio (s.s.) nigella (Lea, 1853) — Burch, 1975
+ Elliptio (s.s.) nigellus (Lea, 1853) — Haas, 1969
+ Elliptio (s.s.) nigellus (Lea, 1853) — Frierson, 1927
+ Unio (sec. Elliptio) nigellus Lea, 1853 — Simpson, 1914
+ Unio (sec. Elliptio) nigellus Lea, 1853 — Simpson, 1900
= Unio denigratus Lea — B.H. Wright, 1888
= Margaron (Unio) denigratus (Lea) — Lea, 1870

Page updated: 08:21:34 Tue 01 Jul 2025