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]
           neomura Cavalier-Smith, 1987
             Eukaryota Chatton, 1925 - eukaryotes
               discaria Cavalier-Smith, 2021
                 natates Cavalier-Smith, 2021
                   photaria Cavalier-Smith, 2021
                     eucorta Cavalier-Smith, 2021
                       [node-based clade] Corticata Lankester, 1878 - corticates
                         Chromista Caval.-Sm. (1981) - chromists
                           Harosa Cavalier-Smith, 2010
                             [crown clade] Sar Adl et al. 2012 [Simpson & Dunthorn 2020]
                               Rhizaria Cavalier-Smith, 2002
                                 †Chitinozoa Eisenack, 1931 - chitinozoans
                                   †Operculatifera Eisenack, 1931
                                     †Desmochitinidae Eisenack, 1931
                                       †Pterochitininae Paris, 1981
                                         1 †Armoricochitina Paris, 1981
                                         2 †Cingulochitina Paris, 1981
                                         3 †Pseudoclathrochitina Cramer, 1966
                                         4 †Pterochitina Eisenack, 1955