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
               [Kingdom Protozoa Goldfuss, 1818 [paraphyletic] - protozoa]
                 [Phylum Acrasiomycota] see Phylum Acrasea Olive, 1975
                   [Class Acrasiomycetesᵀ Engl. (1892)] see Class acrasids
                     [Order Acrasialesᵀ] see Order Acrasida Schröter, 1886
                       1 [Family Acrasiaceaeᵀ] see Family Acrasidae Poche, 1913
                       2 [Family Copromyxaceae] see Family Copromyxidae Olive & Stoianovitch, 1975
                       3 [Family Guttulinaceae] see Family Guttulinidae
                       3.0 [Family Guttulinopsidaceae L.S. Olive (1970)] see Family Guttulinopsidae L. Olive, 1970
                       4 [Family Fonticulaceae Worley, Raper & M. Hohl (1979)] see Family Fonticulidae Worley, Raper & Hohl, 1979