#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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