#genus_Spirula  genus of small cephalopods with many-chambered spiral shells resembling those of the extinct belemnites
  supertype:  mollusk_genus__molluskgenu  a genus of mollusks
  member:  spirula
  member of:  family_Spirulidae__Spirulidae  coextensive with the genus Spirula; included in the order Belemnoidea in some older classifications
     member of:  order_Decapoda__Decapoda  squids and cuttlefishes
        member of:  subclass_Dibranchiata__Dibranchiata__Dibranchia__subclass_Dibranchia  comprising all living cephalopods except the family Nautilidae: the orders Octopoda (octopuses) and Decapoda (squids and cuttlefish)
           member of:  class_Cephalopoda__Cephalopoda  octopuses; squids; cuttlefish; pearly nautilus
              member of:  phylum_Mollusca__Mollusca  gastropods; bivalves; cephalopods; chitons
                 member of:  kingdom_Animalia__Animalia__animal_kingdom  taxonomic kingdom comprising all living or extinct animals

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