noun
order of extinct dibranchiate cephalopods related to the surviving spirulas
• Syn: ↑Belemnoidea
• Hypernyms: ↑animal order
• Member Holonyms: ↑Dibranchiata, ↑subclass Dibranchiata, ↑Dibranchia, ↑subclass Dibranchia
• Member Meronyms: ↑Belemnitidae, ↑family Belemnitidae
Useful english dictionary. 2012.