eukaryotes see Domain Eukaryota Chatton, 1925
   Kingdom Protozoa Goldfuss, 1818 [paraphyletic] - protozoa
     Subkingdom Sarcomastigota Cavalier-Smith, 1983 [paraphyletic] see Superphylum Sarcomastigota Cavalier-Smith, 1983
       Phylum Sulcozoa Cavalier-Smith, 2013 [paraphyletic]
         Subphylum Varisulca Cavalier-Smith, 2013
           Superclass Multirhiza Cavalier-Smith, 2013
             Class Glissodiscea Cavalier-Smith, 2013
               Order Planomonadida Cavalier-Smith, 2008 - planomonads
                 1 Family Planomonadidae Cavalier-Smith, 2008
                 2 Family Ancyromonadidae Cavalier-Smith, 1993