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Receptaculites

noun
Re·​cep·​tac·​u·​li·​tes | \ ˌrēsepˌtakyəˈlīt(ˌ)ēz\

Definition of Receptaculites

: a genus (the type of the family Receptaculitidae) of Ordovician and Devonian calcareous fossils consisting of closely spaced plates or pillars that form a globose or discoidal mass — see sunflower coral

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History and Etymology for Receptaculites

New Latin, from receptaculum + -ites

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