[eukaryotes] see Domain Eukaryota Chatton, 1925
   discaria Cavalier-Smith, 2021
     natates Cavalier-Smith, 2021
       photaria Cavalier-Smith, 2021
         eucorta Cavalier-Smith, 2021
           Corticata Lankester, 1878 - corticates
             Chromista Caval.-Sm. (1981) - chromists
               Harosa Cavalier-Smith, 2010
                 SAR Burki, Shalchian-Tabrizi, Minge, Skjæveland, Nikolaev, Jakobsen & Pawlowski, 2007 see Clade Sar Adl et al. 2012 [Simpson & Dunthorn 2020]
                   Halvaria Cavalier-Smith, 2010
                     1 Heterokonta Caval.-Sm. (1986)
                     2 Alveolata Cavalier-Smith, 1991