Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Biota
           "neomura"
             Domain Eukaryota Chatton, 1925 - eukaryotes
               "neokaryotes" - mitochondrial eukaryotes
                 "neozoa"
                   Superkingdom Corticata Lankester, 1878
                     Kingdom Chromista Caval.-Sm. (1981) - chromists
                       Genus Phyllomitus Stein, 1878
                       Genus Quadricilia Vørs, 1992
                       1 ?Genus Adlerocystis Feldm.-Muhs. & Havivi (1963)
                       2 Subkingdom Hacrobia Okamoto, Chantangsi, Horák, Leander & Keeling (2009)
                       3 Subkingdom Harosa Cavalier-Smith, 2010