Belemnoidea

plural noun

Bel·​em·​noi·​dea

ˌbe-ləm-ˈnȯi-dē-ə

: an order or other division of Dibranchiata comprising the belemnites and sometimes the genus Spirula

Word History

Etymology

borrowed from New Latin, from Belemnites, genus name + -oidea -oidea

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