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
                   Phylum Metamonada Grassé, 1952 [coordinate rank]
                     Subphylum Trichozoa Cavalier-Smith, 1997
                       Infraphylum Parabasalia Honigberg, 1973
                         Class Trichomonadea Kirby, 1947
                           Subclass Cristomonadia Cavalier-Smith, 2012
                             Order Cristamonadidaᵀ Brugerolle & Patterson, 2001
                               Family Devescovinidae Doflein, 1911
                                 Subfamily Devescovininaeᵀ Doflein, 1911
                                   01 Genus Achemon Grassé & Hollande, 1950
                                   02 Genus Astronympha Grassé, 1952
                                   03 Genus Bullanympha Kirby, 1939
                                   04 Genus Caduceia França, 1918
                                   05 Genus Devescovinaᵀ Foà, 1905
                                   06 Genus Evemonia Grassé & Hollande, 1950
                                   07 Genus Foaina Janicki, 1915
                                   08 Genus Hyperdevescovina Kirby, 1947
                                   09 Genus Kirbynia Grassé & Hollande, 1950
                                   10 Genus Metadevescovina Light, 1926
                                   11 Genus Parajoenia Janicki, 1911
                                   12 Genus Polymastigoides Grassé & Hollande, 1951
                                   13 Genus Pseudodevescovina Sutherland, 1933