Alcyonium Dataset Checklist of Benthic Cnidaria in the SW Atlantic Ocean (54 ºS- 56 ºS) Rank GENUS Classification kingdom Animalia phylum Cnidaria class Anthozoa order Alcyonacea family Alcyoniidae genus Alcyonium Name Homonyms Alcyonium Alcyonium Alcyonium Alcyonium