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

nominal species Anodon hordeum Sowerby, 1867

Anodon hordeum Sowerby, 1867 = Pyganodon fragilis

specimen image from publication‘Gould’ Sowerby, 1867. Conch. Icon. 17: pl. 18, sp. 66.
(misidentified reference to Anodon horda Gould, 1855; error for Anodon horda Gould, 1855)

= Pyganodon fragilis

Taxonomic Opinions

+ Anodonta (s.s.) marginata Say, 1817 — Haas, 1969

+ Anodonta (Lastena) ohiensis-horda Gould, 1855 — Frierson, 1927

+ Anodonta marginata Say, 1817 — Simpson, 1914

+ Anodonta marginata Say, 1816 — Simpson, 1900