[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 Halvaria Cavalier-Smith, 2010
           Superphylum Heterokonta Caval.-Sm. (1986)
             Phylum Bigyra Cavalier-Smith, 1998
               Class Bikosea Cavalier-Smith, 2013
                 1 Order Anoecida Cavalier-Smith, 1997
                 2 Order Bicoecida Grassé, 1926
                 3 Order Borokida Cavalier-Smith, 2006
                 4 Order Pseudodendromonadida Hibberd, 1985
                 5 Order Rictida Cavalier-Smith, 2013