MUSSELpdb | nomainal sp. Obliquaria (Scalenaria) triangularis var. nigrescens Rafinesque, 1820

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nominal species Obliquaria (Scalenaria) triangularis var. nigrescens Rafinesque, 1820

Rafinesque, 1820. Ann. Gén. Sci. Phys. 5 (13): 309.
Rafinesque, 1864. [in] Binney & Tryon, reprint: 53.
(intro'd as intra-sp. of Obliquaria (Scalenaria) triangularis Rafinesque, 1820)

= Pleurobema sintoxia

Taxonomic Opinions

+ — Vanatta, 1915

= Obliquaria (Scalenaria) triangularis var. nigrescens — Rafinesque, 1820

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