organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain eukaryotes see Domain Eukaryota Chatton, 1925
     flagellated protists
       Phylum Parabasalia Honigberg, 1973 see Infraphylum Parabasalia Honigberg, 1973
         Class Trichomonada see Class Trichomonadea Kirby, 1947
           Order Trichomonadida Kirby, 1947 - trichomonads
             Family Devescovinidae Doflein, 1911
               Subfamily Devescovininae Doflein, 1911
                 01 Genus Foaina Janicki, 1915
                 02 Genus Crucinympha Kirby, 1939 see Genus Foaina Janicki, 1915
                 03 Genus Janickiella Duboscq & Grassé, 1923 see Genus Foaina Janicki, 1915
                 04 Genus Paradevescovina Kirby, 1926 see Genus Foaina Janicki, 1915
                 05 Genus Parajoenia Janicki, 1911
                 06 Genus Devescovina Foà, 1905
                 07 Genus Metadevescovina Light, 1926
                 08 Genus Caduceia França, 1918
                 09 Genus Bullanympha Kirby, 1939
                 10 Genus Hyperdevescovina Kirby, 1947
                 11 Genus Pseudodevescovina Sutherland, 1933
                 12 Genus Polymastigoides Grassé & Hollande, 1951
                 13 Genus Achemon Grassé & Hollande, 1950
                 14 Genus Astronympha Grassé, 1952
                 15 Genus Evemonia Grassé & Hollande, 1950
                 16 Genus Mixotricha Sutherland, 1933
                 17 Genus Kirbynia Grassé & Hollande, 1950