Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         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 Myxomycota Margulis, 1996] see Parvphylum Mycetozoa de Bary, 1859 ex Rostafiński, 1873
                   [Class Echinostelida Martin, 1961] see Order Echinosteliales G.W. Martin (1961)