Unionoida | Unionoidea | Unionidae | Ambleminae | Quadrulini | Megalonaias nervosa nominal species Unio baykinianus Küster, 1861
‘Lea’ of Authors.
Küster, 1861, Conchyl. Cab. 9(2): 181.
Paetel, 1890, Cat. Conch.-Samml. 3: 145.
(error for Unio boykinianus Lea, 1840)
= Megalonaias nervosa Taxonomic Opinions
+ Quadrula (sec. Crenodonta) boykiniana (Lea, 1840) — Simpson, 1914
+ Quadrula (sec. Crenodonta) boykiniana (Lea, 1840) — Simpson, 1900
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