[Kingdom] Animalia Linnaeus, 1758 - animals
   Grade Enterozoa
     Grade Cœlentera
       Phylum Nematophora Huxley, 1850
         Class Anthozoa Ehrenberg, 1831
           Order Octactiniæ
             1 Genus Alcyonium Linnaeus, 1758
             2 Genus Tubipora Linnaeus, 1758