Coralliidae

plural noun
Cor·al·li·idae | \ˌkȯrəˈlīəˌdē\

Definition of Coralliidae 

: a family of erect branching corals (order Gorgonacea) having a dense skeletal axis free or nearly free from horny material — see corallium

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History and Etymology for Coralliidae

New Latin, from Corallium, type genus + -idae

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