Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade "neomura" Cavalier-Smith 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes
                 Clade neozoa Cavalier-Smith 1993
                   Superkingdom Corticata Lankester, 1878
                     Kingdom Chromista Caval.-Sm. (1981) - chromists
                       Subkingdom Harosa Cavalier-Smith, 2010
                         Infrakingdom Halvaria Cavalier-Smith, 2010
                           Superphylum Heterokonta Caval.-Sm. (1981)
                             Phylum Ochrophyta Caval.-Sm. (1995)
                               Subphylum Phaeista Caval.-Sm. (1995)
                                 ?Genus Apistonema A.A. Pascher (1925)
                                 ?Genus Arthrogloea Pascher (1949)
                                 ?Family "Aurosphaeraceae" J. Schiller (1925)
                                 ?Genus Boekelovia Nicolai & Baas Becking (1935)
                                 ?Genus Chrysonema Anand (1937)
                                 ?Genus Chrysophaeum Lewis & Bryan (1941)
                                 ?Genus Codonobotrys Pascher (1942)
                                 ?Genus Entodesmis Borzì (1892)
                                 ?Genus Microglena Ehrenberg (1832)
                                 ?Genus Monochrysis Skuja (1948)
                                 ?Genus Myxochrysis Pascher (1916)
                                 ?Family Nematochrysidaceae
                                 ?Genus Peltomonas Vlk (1942)
                                 ?Genus Picophagus L. Guillou & M.J. Chrétiennot-Dinet in L. Guillou, M.J. Chretiennot-Dinet, S. Boulben, S.Y. Moon-van der Staay & D. Vaulot (1999)
                                 ?Genus Podochrysis F. Magne (1975)
                                 ?Genus Sphaeraspis J. Schiller (1954)
                                 ?Genus Stichochrysis E.G. Pringsheim (1955)
                                 ?Genus Thallochrysis W. Conrad (1914)
                                 1 Infraphylum Limnista Caval.-Sm. (2006)
                                 2 Infraphylum Marista Caval.-Sm. (2006)