Antipatharia
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An·ti·pa·thar·ia | \ ˌantēpəˈtha(a)rēə, -tə̇- \
Definition of Antipatharia
: an order or suborder of Anthozoa comprising the black or thorny corals, all having a usually brown or black axial skeleton that is much branched and hornlike and polyps with few mesenteries or tentacles
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