Pleioptygma carolinense is an extinct species of sea snail, a marine gastropod mollusk in the family Pleioptygmatidae.
Pleioptygma carolinensis is the type species of the genus Pleioptygma.[1]
This species is found in the Pliocene deposits of North Carolina. The type locality is Duplin County, North Carolina.
The type description of Pleioptygma carolinensis originally described as Voluta carolinensis by Timothy Abbott Conrad (1840) reads as follows:
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