#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 of:  family_Spirulidae
  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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