Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Ptychobranchus occidentalis nominal species Ptychobranchus clintonensis Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 79, pl. 5, fig. 3.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 613.
Simpson, 1914, Descr. Cat. Naiades: 335.
Type(s): HOLOTYPE USNM_124615, Little Red R., near Clinton, Ark.
= Ptychobranchus occidentalis Taxonomic Opinions
+ Ptychobranchus occidentalis (Conrad, 1836) — Oesch, 1984
+ Ptychobranchus occidentalis (Conrad, 1836) — R.I. Johnson, 1980
+ Ptychobranchus (s.s.) occidentalis (Conrad, 1836) — Haas, 1969
+ Ptychobranchus (s.s.) occidentalis (Conrad, 1836) — Frierson, 1927
= Ellipsaria clintonensis (Simpson) — Utterback, 1916
= Ptychobranchus clintonense Simpson, 1900 — Simpson, 1914
= Ptychobranchus clintonensis Simpson, 1900 — Ortmann, 1912
= Ptychobranchus clintonensis Simpson, 1900 — Simpson, 1900
= Ptychobranchus clintonensis Simpson — Simpson, 1900
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