title: Calliostoma purpureum
text: # Calliostoma purpureum
  
  Calliostoma purpureum is a species of sea snail, a marine gastropod mollusk in the family Calliostomatidae.
  
  ## Description
  
  The size of the shell varies between 11 and 27 mm (0.43 and 1.06 in).
  
  ## Distribution
  
  This species occurs in the Caribbean Sea, off Trinidad and off the Bahamas.
  
  