MUSSELpdb
Taxonomy
Species & Genus Richness of
freshwater mussels
by Taxonomy
Species & Genus Richness of
freshwater bivalves
by Family
Geography
Species Richness & Endemism of
freshwater mussels
by Geography
Data last updated
Thu 19 March 2026
Bivalvia | ... | Unionidae | Unioninae | Anodontini | Alasmidontina | Pyganodon cataracta
nominal species Anodonta tryonii Lea, 1862
Anodonta tryonii Lea, 1862 = Pyganodon cataracta
Lea, 1862. Proc. Acad. Nat. Sci. 14: 169.
Lea, 1866. Jour. Acad. Nat. Sci. 6 [O. 11]: 28 [32], pl. 10, fig. 27.
Type(s): HOLOTYPE USNM_86572, Potomac R., near chain bridge, D.C.
Taxonomic Opinions
+ Pyganodon cataracta (Say, 1817) — Williams et al., 2008: 633.
+ Pyganodon cataracta (Say) — Strayer & Jirka, 1997: 99.
+ Anodonta cataracta Say, 1817 — Burch, 1975: 175.
+ Anodonta (Pyganodon) cataracta cataracta Say, 1817 — R.I. Johnson, 1970: 357.
+ Anodonta (Pyganodon) cataracta cataracta Say, 1817 — Haas, 1969: 367.
+ Anodonta (Pyganodon) cataracta Say, 1817 — Frierson, 1927: 16.
+ Anodonta cataracta Say, 1817 — Simpson, 1914: 387.
+ Anodonta cataracta Say, 1816 — Simpson, 1900: 632.
= Anodonta tryonii Lea — B.H. Wright, 1888: [7].
+ — Sowerby, 1870: index.
= Margaron (Anodonta) tryonii (Lea) — Lea, 1870: 80.
= Anodonta tryonii Lea, 1862 — Lea, 1866: 32, pl. 10, fig. 27.
