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 Halvaria Cavalier-Smith, 2010
                                 Superphylum Alveolata Cavalier-Smith, 1991
                                   Phylum Ciliophora Doflein, 1901 - ciliates
                                     Subphylum Intramacronucleata Lynn, 1996 - amphiesmates
                                       Class Armophorea Lynn, 2004
                                         Order Clevelandellida de Puytorac & Grain, 1976
                                           Family Sicuophoridae Amaro, 1972
                                             1 ?Genus Ichthyonyctus Jankowski, 1974
                                             2 Genus Geimania Albaret, 1975
                                             3 Genus Metasicuophora Albaret, 1973
                                             4 Genus Parasicuophora Albaret, 1968
                                             5 Genus Prosicuophora de Puytorac & Oktem, 1967
                                             6 Genus Sicuophoraᵀ de Puytorac & Grain, 1969[1968]