Noun order belemnoidea has 1 sense
  1. Belemnoidea, order Belemnoidea - order of extinct dibranchiate cephalopods related to the surviving spirulas
    --1 is a kind of animal order
    --1 is a member of
     Dibranchiata, subclass Dibranchiata, Dibranchia, subclass Dibranchia
    --1 has members: Belemnitidae, family Belemnitidae
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