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
Fri 13 February 2026
Bivalvia | ... | Unionidae | Unioninae | Anodontini | Alasmidontina | Pyganodon grandis
nominal species Anodonta maryattana Lea, 1840
Anodonta maryattana Lea, 1840 = Pyganodon grandis
Lea, 1840. Proc. Amer. Phil. Soc. 1: 289 [as ‘maryattiana’].
Lea, 1842. Trans. Amer. Phil. Soc. 8 [O. 3]: 226, pl. 20, fig. 45.
(correct name for Anodonta maryattiana Lea, 1840)
Taxonomic Opinions
+ Pyganodon grandis (Say, 1829) — Bieler, 2021: 14.
+ Pyganodon grandis grandis (Say, 1829) — Watters et al., 2009: 260.
+ Pyganodon grandis (Say, 1829) — Williams et al., 2008: 638.
+ Pyganodon grandis (Say, 1829) — Parmalee & Bogan, 1998: 206.
+ Anodonta (Pyganodon) grandis lugubris Say, 1829 — Haas, 1969: 365.
+ Anodonta grandis footiana Lea, 1840 — F.C. Baker, 1928: 157.
+ Anodonta (Pyganodon) grandis-lugubris Say, 1829 — Frierson, 1927: 15.
+ Anodonta grandis var. footiana Lea, 1840 — Simpson, 1914: 422.
+ Anodonta grandis var. footiana Lea, 1840 — Simpson, 1900: 642.
= Anodonta marryatana [sic] Lea — B.H. Wright, 1888: [7].
= Anodon marryattanus [sic] (Lea, 1840) — Sowerby, 1870: pl. 28, sp. 111.
= Margaron (Anodonta) marryattana [sic] (Lea) — Lea, 1870: 82.
= Anodonta (Lamproscapha) maryattana Lea — Adams & Adams, 1857: 503.
= Anodonta maryattana Lea — Hanley, 1856: 387.
= Anodonta marryattana [sic] Lea — Conrad, 1853: 264.
= Margaron (Anodonta) maryattana (Lea) — Lea, 1852: 51.
