Class Anthozoa Ehrenberg, 1831
   Subclass Octocorallia Haeckel, 1866 - octocorals see Subclass Alcyonaria
     Order Alcyonacea Lamouroux, 1816 - soft corals
       Family Acanthogorgiidae
         1 Genus Acalycigorgia Kükenthal, 1908
         2 Genus Acanthogorgia Gray, 1857
         3 Genus Anthogorgia Verrill, 1868
         4 Genus Calcigorgia Broch, 1936
         5 Genus Cyclomuricea Nutting, 1908
         6 Genus Muricella Verrill, 1869
         7 Genus Versluysia Nutting, 1910