Subclass HEXACORALLIA
DRAFT RECORD
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Introduction
(= Zoantheria) "Corals, anemones and their relatives"
Subclass of colonial and solitary Anthozoa characterised externally by having 12 or more non-pinnate tentacles and internally by having both paired and unpaired mesenteries. This subclass includes the true hard corals, black corals and sea anemones.