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!

Search the database pages:

Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Elliptio complanata

nominal species Unio rhombula Lamarck, 1819

Lamarck, 1819, Hist. Natur. Anim. sans Vert. 6: 74, sp. 15.
Type(s): POSSIBLE SYNTYPE MNHN_MPL_0011, La variété [b] vient de la rivière Hudson des Etas-Unis [The [b] variety comes from the Hudson River of the United States].

= Elliptio complanata

Taxonomic Opinions

+ Elliptio complanata (Lightfoot) — Strayer & Jirka, 1997
+ Elliptio (s.s.) complanata (Lightfoot, 1786) — Burch, 1975
+ Elliptio (s.s.) complanata (Lightfoot, 1786) — R.I. Johnson, 1970
+ Elliptio (s.s.) violaceus violaceus (Spengler, 1793) — Haas, 1969
+ Elliptio (s.s.) complanatus (Dillwyn, 1817) — Frierson, 1927
+ Unio (sec. Elliptio) complanatus (‘Solander’ Dillwyn, 1817) — Simpson, 1914
+ Unio (sec. Elliptio) complanatus (Solander) Dillwyn, 1817 — Simpson, 1900
+ Margaron (Unio) complanata (Solan.) — Lea, 1870
+ Unio purpureus Say, 1817 — Sowerby, 1868
+ Unio complanatus Solander — Conrad, 1853
+ Margaron (Unio) complanatus (Soland. Dill.) — Lea, 1852
+ Unio complanatus Lea — Hanley, 1843
+ Margarita (Unio) complanatus Lea — Lea, 1838
+ Margarita (Unio) complanata (‘Solander’ Dillwyn, 1817) — Lea, 1836
+ Unio complanatus Soland., Dilw. — Ferussac, 1835
+ Unio complanatus (Solander) — Lea, 1834
+ Unio complanatus Solander MSS. — Lea, 1829
+ Unio purpureus — Barnes, 1823
= Unio rhombula — Lamarck, 1819

Page updated: 08:15:07 Tue 01 Jul 2025