order belemnoidea

English Thesaurus

1. order of extinct dibranchiate cephalopods related to the surviving spirulas (noun.animal)

hypernym	:	animal order,
definition	:	the order of animals (noun.animal)

member holonym	:	belemnitidae, family belemnitidae,
definition	:	family of extinct Mesozoic cephalopods (noun.animal)

member meronym	:	dibranchia, dibranchiata, subclass dibranchia, subclass dibranchiata,
definition	:	comprising all living cephalopods except the family Nautilidae: the orders Octopoda (octopuses) and Decapoda (squids and cuttlefish) (noun.animal)