#family_Spirulidae__Spirulidae  coextensive with the genus Spirula; included in the order Belemnoidea in some older classifications
  supertype:  mollusk_family__molluskfamily  a family of mollusks
  member of:  order_Decapoda
  member:  genus_Spirula  genus of small cephalopods with many-chambered spiral shells resembling those of the extinct belemnites
     member:  spirula__Spirula_peronii  a small tropical cephalopod of the genus Spirula having prominent eyes and short arms and a many-chambered shell coiled in a flat spiral

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