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 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
                             [crown] 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 Aculearia Afanasieva, 1999
                                         Order Fasciculata Afanasieva & Amon, 2003
                                           Family †Palaeoscenidiidae Riedel, 1967
                                             1.1 Genus †Archaeosemantis Dumitrica, 1978
                                             1.2 Genus †Apophysiactinia Won, 1997
                                             1.3 Genus †Tandarnia Dumitrica, 1982
                                             2 Genus †Deflantrica Wakamatsu, Sugiyama & Furutani, 1990
                                             3 Genus †Palaeoephippium Goodbody, 1986
                                             4 Genus †Palaeodecaradium Goodbody, 1986
                                             5 Genus †Palaeopyramidium Goodbody, 1986
                                             6 Genus †Palaeorubus Ishiga, 1987
                                             7 Genus †Palaeoscenidiumᵀ Deflandre, 1953
                                             8 Genus †Palaeotripus Goodbody, 1986