Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade "neomura" Cavalier-Smith 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes
                 Clade neozoa Cavalier-Smith 1993
                   Clade scotokaryotes Cavalier-Smith 2000
                     Clade podiates Cavalier-Smith 2012
                       [crown] Clade Amorphea Adl et al. 2012
                         [crown] Clade Opisthokonta Cavalier-Smith 1987
                           Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
                             Clade filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith 2008
                               Kingdom Animalia Linnaeus, 1758 - animals
                                 Clade Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
                                   [plesion, p.p.] Phylum Cnidaria Hatschek, 1888 - cnidarians
                                     Subphylum Anthozoa Ehrenberg, 1831 [monotypic]
                                       Class Anthozoa Ehrenberg, 1831
                                         Subclass Zoantharia de Blainville, 1830
                                           Order †Rugosa Milne-Edwards & Haime, 1850
                                             Genus †"Arachnophyllum" Dana, 1846, nom. nud.
                                               †Arachnophyllum striatum (d'Orbigny)