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Related to Alcyonaria: Zoantharia
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Noun1.Alcyonaria - corals and sea anemones having eight branchesAlcyonaria - corals and sea anemones having eight branches
animal order - the order of animals
Actinozoa, Anthozoa, class Actinozoa, class Anthozoa - a large class of sedentary marine coelenterates that includes sea anemones and corals; the medusoid phase is entirely suppressed
Alcyonacea, suborder Alcyonacea - comprising the soft corals