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
                                 Phylum Porifera Grant, 1836 - sponges
                                   Genus †Amorphofungia Fromentel, 1860
                                   Genus †Cribroscyphia de Fromentel, 1860
                                   Genus †Cupulochonia de Fromentel, 1860
                                   Genus †Discaelia Fromentel, 1875
                                   Genus †Dischonia Vosmaer, 1885
                                   Genus †Discoelia Fromentel, 1861
                                   Genus †Etallonia Oppliger, 1915
                                   Genus †Monotheles de Fromentel, 1860
                                   Genus †Peridonella
                                   Genus †Porosmilia
                                   Genus †Porostoma Fromentel, 1860
                                   Family †Receptaculitidae
                                   Genus †Siphoneudea Fromentel, 1860
                                   Genus †Sparsispongia d'Orbigny, 1849
                                   Genus †Spongodiscus Zittel, 1878
                                   Genus †Steneudea
                                   Genus †Stenocoelia Fromentel, 1861
                                   1 ?Genus †Drosdovia Sayutina, 1980
                                   2 ?Genus †Eocoryne Matthew, 1885
                                   3 Genus Placodictyum Schmidt, 1870, incertae sedis
                                   4 Class †Archaeocyatha Bornemann
                                   5.1 Silicispongia Schmidt, 1862
                                   5.2 Class Homoscleromorpha Dendy, 1905 [monotypic]
                                   6.1 Class †Heteractinida de Laubenfels, 1955
                                   6.2 Class Calcarea Bowerbank, 1864 - calcareous sponges