title: Calliostoma trachystum
text: # Calliostoma trachystum
  
  Calliostoma trachystum is a species of sea snail, a marine gastropod mollusk in the family Calliostomatidae.
  
  ## Description
  
  The height of the shell attains 2.5 mm.
  
  ## Distribution
  
  This species occurs in the Atlantic Ocean off Georgia, USA, at a depth of about 800 m.
  
  