Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Ptychobranchus foremanianus nominal species Unio trinacris Lea, 1862
‘Lea’ of Authors.
Lea, 1862, Jour. Acad. Nat. Sci. 5 [O. 8]: pl. 12, fig. 235.
Sowerby, 1868, Conch. Icon. 16: pl. 81, sp. 428.
(error for Unio trinacrus Lea, 1861)
= Ptychobranchus foremanianus Taxonomic Opinions
+ Ptychobranchus trinacrus (Lea, 1861) — Simpson, 1900
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