Bivalvia | ... | Unionidae | Unioninae | Anodontini | Alasmidontina | Pyganodon grandis
Lea, 1870. Synopsis Fam. Naiades: 75.
(new name for Symphynota benedictensis Lea, 1834)
+ Pyganodon grandis grandis (Say, 1829) — Watters et al., 2009: 261.
+ Pyganodon grandis (Say, 1829) — Williams et al., 2008: 639.
+ Pyganodon grandis (Say, 1829) — Parmalee & Bogan, 1998: 206.
+ Anodonta (Pyganodon) grandis benedictensis (Lea, 1834) — Haas, 1969: 365.
+ Anodonta (Pyganodon) grandis-benedictensis (Lea, 1834) — Frierson, 1927: 15.
+ Anodonta grandis var. benedictensis (Lea, 1834) — Simpson, 1914: 424.
+ Anodonta grandis var. benedictensis (Lea, 1834) — Simpson, 1900: 644.
= Anodonta benedictii Lea — B.H. Wright, 1888: [6].
= Margaron (Anodonta) benedictii (Lea) — Lea, 1870: 75.