[living organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryota Whittaker & Margulis, 1978 see Domain Eukaryota Chatton, 1925
     Kingdom Chromista Caval.-Sm. (1981) - chromists
       Subkingdom Harosa Cavalier-Smith, 2010
         Infrakingdom Rhizaria Cavalier-Smith, 2002
           Phylum Retaria Cavalier-Smith, 2002
             Subphylum Radiozoa Cavalier-Smith, 1987
               Superclass Polycystinia Ehrenberg, 1838 [monotypic]
                 Class Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838
                   1 Order Collodarida Haeckel, 1881
                   2 Order Nassellaria Ehrenberg, 1875 see Class Nassellaria Ehrenberg, 1847
                   3 Order Spumellaria Ehrenberg, 1875 see Class Spumellaria Ehrenberg, 1875