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 Spumellaria Ehrenberg, 1875
                                         Order †Prodigiata Afanasieva & Amon, 2005
                                           Family †Eptingiidaeᵀ Dumitrica, 1978
                                             01 Genus †Charlottea Whalen & Carter, 1998
                                             02 Genus †Cryptostephanidium Dumitrica, 1978
                                             03 Genus †Divatella Kozur & Mostler, 1981
                                             04 Genus †Eptingiumᵀ Dumitrica, 1978
                                             05 Genus †Ferresium Blome, 1984
                                             06 Genus †Perispyridium Dumitrica, 1978
                                             07 Genus †Protoperispyridium Yeh, 1987
                                             08 Genus †Pylostephanidium Dumitrica, 1978
                                             09 Genus †Spongostephanidium Dumitrica, 1978
                                             10 Genus †Tozerium Whalen & Carter, 1998
                                             11 Genus †Triassistephanidium Dumitrica, 1978
                                             12 Genus †Xenorum Blome, 1984