Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Potamilus ohiensis

nominal species Unio discoideus Sowerby, 1866

Unio discoideus Sowerby, 1866 = Potamilus ohiensis

(misidentified reference to Symphynota discoidea Lea, 1834)
specimen image from publication‘Lea’ Sowerby, 1866. Conch. Icon. 16: pl. 53, sp. 275; errata [changed to ‘U. laevissimus Lea’].

Taxonomic Opinions

+ Potamilus ohiensis (Rafinesque, 1820) — Watters et al., 2009: 245.

+ Potamilus ohiensis (Rafinesque, 1820) — Parmalee & Bogan, 1998: 198.

+ Proptera gracilis (Barnes) — Haas, 1969: 416.

+ Proptera laevissima (Lea, 1829) — Frierson, 1927: 86.

+ Lampsilis (Proptera) laevissima (Lea, 1829) — Simpson, 1914: 183.

+ Lampsilis (Proptera) lævissimus Lea — Simpson, 1900: 574.

+ Margaron (Unio) lævissimus (Lea) — Lea, 1870: 28, 74.