living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Cnidaria Hatschek, 1888 - cnidarians
           Class Anthozoa Ehrenberg, 1831
             Subclass Zoantharia de Blainville, 1830
               Order Scleractinia Bourne, 1900
                 Suborder Astrocoeniina Vaughan & Wells, 1943
                   1 Family Acroporidae Verrill, 1902
                   2 Family Astrocoeniidae Koby, 1890
                   3 Family Pocilloporidae Gray, 1842
                   4 Family Thamnasteriidae Vaughan & Wells, 1943