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 Actiniaria - sea anemones
                 Family Aiptasiidae Carlgren, 1924
                   1 Genus Bartholomea Duchassaing & Michelotti, 1864
                   2 Genus Ragactis Andres, 1883
                   3 Genus Aiptasia Gosse, 1858