Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Plethobasus cyphyus nominal species Unio cyphia Rafinesque, 1820
Rafinesque, 1820, Ann. Gén. Sci. Phys. 5 (13): 305.
(incorrect original spelling of Obliquaria (Quadrula) cyphya Rafinesque, 1820)
= Plethobasus cyphyus Taxonomic Opinions
+ Plethobasus cyphyus (Rafinesque, 1820) — Watters et al., 2009
+ Plethobasus cyphyus (Rafinesque, 1820) — Oesch, 1984
+ Plethobasus cyphyus (Rafinesque, 1820) — Ortmann & Walker, 1922
+ Plethobasus aesopus (Green) — Utterback, 1915
+ Pleurobema (sec. Plethobasus) aesopus (Green, 1827) — Simpson, 1914
+ Pleurobema (sec. Plethobasus) aesopus (Green, 1827) — Simpson, 1900
+ Margaron (Unio) æsopus (Green) — Lea, 1870
+ Margaron (Unio) æsopus (Green) — Lea, 1852
+ Unio cicatricosus Say — Ferussac, 1835
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