Zoanthacea

Zo`an·tha'ce·a noun plural [ New Latin , from Greek zw^,on an animal + ... flower.] (Zoology) A suborder of Actinaria, including Zoanthus and allied genera, which are permanently attached by their bases.
Found on http://www.encyclo.co.uk/webster/Z/4

Zoanthacea

• (n. pl.) A suborder of Actinaria, including Zoanthus and allied genera, which are permanently attached by their bases.
Found on http://thinkexist.com/dictionary/meaning/zoanthacea/
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