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)
                                             Subclass Peridiniphycidae Fensome, F.J.R. Taylor, G. Norris, Sarjeant, Wharton & G.L. Williams (1993)
                                               Order Gonyaulacales F.J.R. Taylor (1980)
                                                 Family Gonyaulacaceaeᵀ Er. Lindem. (1928)
                                                   Subfamily †Leptodinioideae Fensome, F.J.R. Taylor, G. Norris, Sarjeant, Wharton & G.L. Williams (1993)
                                                     01 ?Genus †Clathroctenocystis Wiggins (1972)
                                                     02 ?Genus †Conosphaeridium Cookson & Eisenack (1969)
                                                     03 ?Genus †Egmontodinium Gitmez & Sarjeant (1972)
                                                     04 ?Genus †Energlynia Sarjeant (1976)
                                                     05 ?Genus †Litosphaeridium Davey & Williams (1966)
                                                     06 ?Genus †Ochetodinium Damassa (1979)
                                                     07 ?Genus †Perisseiasphaeridium Davey & Williams (1966)
                                                     08 ?Genus †Stiphrosphaeridium Davey (1982)
                                                     09 ?Genus †Wanaea Cookson & Eisenack (1958)
                                                     10 Genus †Acanthaulax Sarjeant (1968)
                                                     11 Genus †Ambonosphaera Fensome (1979)
                                                     12 Genus †Amphorula Dodekova (1969)
                                                     13 Genus †Areosphaeridium Eaton (1971)
                                                     14 Genus †Carpodinium Cookson & Eisenack (1962)
                                                     15 Genus †Cernicysta Stover & Helby (1987)
                                                     16 Genus †Ctenidodinium Deflandre (1939)
                                                     17 Genus †Cymososphaeridium Davey (1982)
                                                     18 Genus †Diacanthum Habib (1972)
                                                     19 Genus †Dichadogonyaulax Sarjeant (1966)
                                                     20 Genus †Durotrigia Bailey (1987)
                                                     21 Genus †Eatonicysta Stover & Evitt (1978)
                                                     22 Genus †Emmetrocysta Stover (1975)
                                                     23 Genus †Endoscrinium (Klement) Vozzhennikova (1967)
                                                     24 Genus †Eodinia Eisenack (1936)
                                                     25 Genus †Herendeenia Wiggins (1969)
                                                     26 Genus †Kleithriasphaeridium Davey (1974)
                                                     27 Genus †Lanterna Dodekova (1969)
                                                     28 Genus †Leptodiniumᵀ Klement (1960)
                                                     29 Genus †Limbodinium Riding (1987)
                                                     30 Genus †Lithodinia Eisenack (1935)
                                                     31 Genus †Lophocysta Manum (1979)
                                                     32 Genus †Meiourogonyaulax Sarjeant (1966)
                                                     33 Genus †Occisucysta Gitmez (1970)
                                                     34 Genus †Oligosphaeridium Davey & Williams (1966)
                                                     35 Genus †Omatia Cookson & Eisenack (1958)
                                                     36 Genus †Rhynchodiniopsis Deflandre (1935)
                                                     37 Genus †Rigaudella Below (1982)
                                                     38 Genus †Rotosphaeropsis Davey (1988)
                                                     39 Genus †Sirmiodinium Alberti (1961)
                                                     40 Genus †Systematophora Klement (1960)
                                                     41 Genus †Tehamadinium Jan du Chêne, Becheler, Helenes & Masure (1986)