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)
= Anodon williamsii (Lea, 1862) — (Sowerby, 1870)
= Margaron (Anodonta) williamsii (Lea) — (Lea, 1870)
= Anodonta williamsii Lea, 1862 — (Lea, 1866)
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