[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 Cercozoa Cavalier-Smith, 1998
             Subphylum Monadofilosa Cavalier-Smith, 1997
               Class Imbricatea T. Cavalier-Smith & E.E.-Y. Chao, 2003
                 Subclass Placonuda
                   Order Discocelida Cavalier-Smith, 1997