Bivalvia | ... | Unionidae | Ambleminae | Quadrulini | Quadrulina | Quadrula quadrula

nominal species Unio unul atus Pratt, 1876

Unio unul atus Pratt, 1876 = Quadrula quadrula

Pratt, 1876. Proc. Davenport Acad. Nat. Sci. 1: 168.
(incorrect original spelling of Unio lunulatus Pratt, 1876)

= Quadrula quadrula

Taxonomic Opinions

+ Quadrula quadrula (Rafinesque, 1820) — Lopes-Lima et al., 2019