title: Pleioptygma carolinense
text: # Pleioptygma carolinense
  
  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.
  
  ## Distribution
  
  This species is found in the Pliocene deposits of North Carolina. The type locality is Duplin County, North Carolina.
  
  ## Description
  
  The type description of Pleioptygma carolinensis originally described as Voluta carolinensis by Timothy Abbott Conrad (1840) reads as follows:
  
     Voluta Carolinensis. — Shell subfusiform; whorls deeply channeled below the suture; superior margin of the channel carinated;
     spire elevated, with prominent, rather distant acute spiral lines on the three or four superior whorls; large whorl with obscure, distant spiral lines, except towards the base, which is sulcated, and strongly
     striated. Length 3 inches.
  