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 neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes
                 Clade neozoa Cavalier-Smith 1993
                   Superkingdom Corticata Lankester, 1878
                     Kingdom Chromista Caval.-Sm. (1981) - chromists
                       Subkingdom Harosa Cavalier-Smith, 2010
                         [halvaria Cavalier-Smith, 2010] see Infrakingdom Halvaria Cavalier-Smith, 2010
                           [Infrakingdom Heterokonta Caval.-Sm. (1995) - heterokonts] see Superphylum Heterokonta Caval.-Sm. (1981)
                             [Phylum Opalozoa Cavalier-Smith, 1991] see Subphylum Opalozoa Cavalier-Smith, 1991
                               [Subphylum Hemimastigophora Foissner, Blatterer & Foissner, 1988 [monotypic]]
                               [Subphylum Kinetomonada Cavalier-Smith, 1993 [monotypic]]
                               [Subphylum Proterozoa Cavalier-Smith, 1991]
                               1 [Subphylum Opalinata Wenyon, 1926] see Superclass Opalinata Wenyon, 1926