Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina | Pyganodon fragilis nominal species Anodon irisans J.G. Anthony, 1865
J.G. Anthony, 1865, Amer. J. Conch. 1(2): 163, pl. 16, fig. 2.
Type(s): HOLOTYPE MCZ_161870, Bostwick’s Lake, Michigan.
= Pyganodon fragilis Taxonomic Opinions
+ Anodonta (s.s.) marginata Say, 1817 — Haas, 1969
+ Anodonta marginata Say, 1917 [sic] — F.C. Baker, 1928
+ Anodonta (s.s.) marginata Say, 1817 — Frierson, 1927
+ Anodonta marginata Say, 1817 — Simpson, 1914
+ Anodonta marginata Say, 1816 — Simpson, 1900
= Anodonta irisans Anth. — B.H. Wright, 1888
+ Margaron (Anodonta) fragilis (Lam.) — Lea, 1870
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