Kingdom Protozoa Goldfuss, 1818 - protozoa
   Subkingdom Gymnomyxa (Lankester, 1878) Cavalier-Smith, 2002 see Kingdom Protozoa Goldfuss, 1818
     Infrakingdom Rhizaria Cavalier-Smith, 2002
       Phylum Cercozoa Cavalier-Smith, 1998
         1 Genus Cercomonas F. Dujardin, 1841
         2 Genus Euglypha Dujardin, 1841
         3 Genus Thaumatomonas De Saedeleer, 1931
         4 Subphylum Monadofilosa Cavalier-Smith, 1997
         5 Subphylum Reticulofilosa Cavalier-Smith, 1997
         6 Subphylum Endomyxa T. Cavalier-Smith, 2002