Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         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 discaria Cavalier-Smith, 2021
                 Clade natates Cavalier-Smith, 2021
                   Clade photaria Cavalier-Smith, 2021
                     Clade eucorta Cavalier-Smith, 2021
                       Superkingdom Corticata Lankester, 1878 - corticates
                         Kingdom Chromista Caval.-Sm. (1981) - chromists
                           Subkingdom Harosa Cavalier-Smith, 2010
                             Clade Sar Adl et al. 2012 [Simpson & Dunthorn 2020]
                               Infrakingdom Rhizaria Cavalier-Smith, 2002
                                 Phylum Retaria Cavalier-Smith, 2002
                                   Subphylum Radiozoa Cavalier-Smith, 1987
                                     Superclass Polycystinia Ehrenberg, 1838
                                       Class Stauraxonaria Afanasieva & Amon, 2005
                                         Order †Pyramidata Afanasieva & Amon, 2005
                                           Family †Pyramispongiidae Kozur & Mostler, 1978
                                             1 Genus †Discokatorella Kozur & Mostler, 1994
                                             2 Genus †Intermediella Lahm, 1984
                                             3 Genus †Katorella Kozur & Mostler, 1981
                                             4 Genus †Kulacella Kozur & Mostler, 1981
                                             5 Genus †Neopaurinella Kozur & Mostler, 1981, nom. illeg.
                                             6 Genus †Paurinella Kozur & Mostler, 1981
                                             7 Genus †Pyramispongiaᵀ Pessagno, 1973
                                             8 Genus †Rikivatella Kozur & Mostler, 1981
                                             9 Genus †Triassospongosphaera Kozur & Mostler, 1981