[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Animalia Linnaeus, 1758 - animals
     Branch Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
       Division Radiata Linnaeus, 1758 see Subkingdom Radiata (Linnaeus, 1758) Cavalier-Smith, 1983
         Phylum Cnidaria Hatschek, 1888 - cnidarians
           Class Anthozoa Ehrenberg, 1831
             Subclass Hexacorallia Haeckel, 1866 - sea anemones and true corals see Subclass Zoantharia de Blainville, 1830
               1 Order Actiniaria - sea anemones
               2 Order Corallimorpharia
               3 Order Madreporaria see Order Scleractinia Bourne, 1900
               4 Order Zoanthidea
               5 Order Antipatharia
               6 Order Ceriantharia