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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Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina | Pyganodon cataracta

nominal species Anodonta williamsii Lea, 1862

Lea, 1862, Proc. Acad. Nat. Sci. 14: 169.
Lea, 1866, Jour. Acad. Nat. Sci. 6 [O. 11]: 27 [31], pl. 10, fig. 26.
Type(s): HOLOTYPE USNM_86687, Potomac R., near Mt. Vernon, Va.

= Pyganodon cataracta

Taxonomic Opinions

+ Pyganodon cataracta (Say, 1817) — Williams et al., 2008
+ Pyganodon cataracta (Say) — Strayer & Jirka, 1997
+ Anodonta cataracta Say, 1817 — Burch, 1975
+ Anodonta (Pyganodon) cataracta cataracta Say, 1817 — R.I. Johnson, 1970
+ Anodonta (Pyganodon) cataracta cataracta Say, 1817 — Haas, 1969
+ Anodonta (Pyganodon) cataracta Say, 1817 — Frierson, 1927
+ Anodonta cataracta Say, 1817 — Simpson, 1914
+ Anodonta cataracta Say, 1816 — Simpson, 1900
= Anodonta williamsii Lea — B.H. Wright, 1888
= Anodon williamsii (Lea, 1862) — Sowerby, 1870
= Margaron (Anodonta) williamsii (Lea) — Lea, 1870
= Anodonta williamsii Lea, 1862 — Lea, 1866

Page updated: 07:30:11 Tue 05 Oct 2021