Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Biota
           "neomura"
             Domain Eukaryota Chatton, 1925 - eukaryotes
               "neokaryotes" - mitochondrial eukaryotes
                 "neozoa"
                   "scotokaryotes" Cavalier-Smith, 1999
                     "podiates" Cavalier-Smith, 2013
                       Amorphea Adl et al., 2012
                         Opisthokonta Cavalier-Smith, 1987
                           Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
                             filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith, 2008
                               Kingdom Animalia Linnaeus, 1758 - animals
                                 [plesion] Phylum Porifera Grant, 1836 - sponges
                                   Silicispongia Schmidt, 1862
                                     Class Hexactinellida Schmidt, 1870 - hexactinellids
                                       Subclass Amphidiscophora Schulze, 1886
                                         1 Order †Reticulosa Reid, 1958
                                         2 Order †Hemidiscosa Schrammen, 1924
                                         3 Order Amphidiscosida Schrammen, 1924