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 Hacrobia Okamoto, Chantangsi, Horák, Leander & Keeling (2009)
                         Phylum Cryptista Cavalier-Smith, 1986
                           Subphylum Rollomonadia Cavalier-Smith, 2013
                             Superclass Cryptomonada Cavalier-Smith, 2004
                               1 Class Cryptophyceaeᵀ F.E. Fritsch (1927)
                               2 Class Goniomonadea Caval.-Sm. (1993) [monotypic]