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 discaria Cavalier-Smith, 2021
                 Clade natates Cavalier-Smith, 2021
                   Clade photaria Cavalier-Smith, 2021
                     Clade eucorta Cavalier-Smith, 2021
                       Superkingdom Corticata Lankester, 1878 - corticates
                         Kingdom Chromista Caval.-Sm. (1981) - chromists
                           Subkingdom Harosa Cavalier-Smith, 2010
                             [crown] Clade Sar Adl et al. 2012 [Simpson & Dunthorn 2020]
                               Infrakingdom Halvaria Cavalier-Smith, 2010
                                 Superphylum Alveolata Cavalier-Smith, 1991
                                   Phylum Miozoa Cavalier-Smith, 1987
                                     Subphylum Myzozoa Cavalier-Smith & Chao, 2004
                                       Infraphylum Dinozoa Cavalier-Smith, 1981
                                         Superclass Dinoflagellata Bütschli, 1885
                                           Class Dinophyceae Pascher (1914)
                                             Order Dinococcales Pascher (1914), incertae sedis
                                               Family Symbiodiniaceae Fensome, F.J.R. Taylor, G. Norris, Sarjeant, Wharton & G.L. Williams (1993)
                                                 1.1 Genus Biecheleria Moestrup, K.C.R. Lindberg & Daugbjerg (2009)
                                                 1.2 Genus Biecheleriopsis Moestrup, K.C.R. Lindberg & Daugbjerg (2009)
                                                 1.3 Genus Pelagodinium Siano, Montresor, Probert & de Vargas (2010)
                                                 1.4 Genus Polarella Montresor, Procaccini & Stoecker (1999)
                                                 1.5 Genus Protodinium Lohmann (1908)
                                                 2 Genus Aureodinium J.D. Dodge (1967)
                                                 3 Genus Piscinoodinium J. Lom (1981)
                                                 4 Genus Symbiodiniumᵀ Freud. (1962)