Zoanthiniaria

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Zoanthiniaria (class Anthozoa, subclass Zoantharia) An order of colonial, or more rarely solitary, sea anemones, which have one groove on the stomodaeum. Mesenteries are inserted only in ventrolateral exocoels. Tentacles are unbranched. The body is usually encrusted with calcareous foreign bodies. Zoanthiniaria are most abundant in warm, shallow waters. There are two families, with six genera.

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