Bivalvia | ... | Unionidae | Unioninae | Anodontini | Alasmidontina | Pyganodon grandis

Lea, 1863. Proc. Acad. Nat. Sci. 15: 194.
Lea, 1866. Jour. Acad. Nat. Sci. 6 [O. 11]: 26 [30], pl. 9, fig. 25.
Type(s): LECTOTYPE [AS HOLOTYPE] USNM_86690 (by R.I. Johnson, 1974: 19), Leon Co., Texas.
+ Pyganodon grandis (Say, 1829) — Cummings et al., 2025
+ Pyganodon grandis grandis (Say, 1829) — Watters et al., 2009
+ Pyganodon grandis (Say, 1829) — Williams et al., 2008
+ Anodonta (Pyganodon) grandis Say, 1829 — R.I. Johnson, 1999
+ Pyganodon grandis (Say, 1829) — Parmalee & Bogan, 1998
+ Anodonta grandis Say, 1829 — Howells et al., 1996
+ Anodonta grandis grandis Say, 1829 — R.I. Johnson, 1980
= Anodonta (Pyganodon) grandis bealei Lea, 1863 — Haas, 1969
= Anodonta (Pyganodon) grandis-bealei Lea, 1863 — Frierson, 1927
= Anodonta bealei Lea — Utterback, 1915
= Anodonta bealei Lea, 1863 — Simpson, 1914
= Anodonta bealei Lea, 1863 — Simpson, 1900
= Anodonta bealii [sic] Lea — Singley, 1893
= Anodonta bealei Lea — B.H. Wright, 1888
= Margaron (Anodonta) bealei (Lea) — Lea, 1870
= Anodonta bealei Lea, 1863 — Lea, 1866