title: Addisoniidae
text: # Addisoniidae
  
  Addisoniidae is a family of sea snails, deepwater true limpets, marine gastropod mollusks in the clade Vetigastropoda (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
  
  ## Subfamilies and genera
  
  Subfamilies and genera within the family Addisoniidae include:
  
  Subfamily Addisoniinae Dall, 1882
  
  * Addisonia Dall, 1882
  
  Subfamily Helicopeltinae Marshall, 1996
  
  * Helicopelta Marshall, 1996
  