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nominal species Unio cylindricoides Whitfield, 1907

Unio cylindricoides Whitfield, 1907 = Quadrula cylindricoides

Whitfield, 1907. Bull. AMNH 23: 624, pl. 38, figs. 1-7.

Taxonomic Opinions

= Quadrula cylindricoides (Whitfield, 1907) — Hartmann, 1998: 334.

= Quadrula cylindricoides (Whitfield) — Russell, 1976: 375, pl. 4, figs. 1-3.

= Orthonymus cylindricoides (Whitfield, 1907) — Modell, 1957: 198.

= Unio cylindricoides Whitfield — Henderson, 1935: 87.