living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Protozoa Goldfuss, 1818 see Kingdom Protozoa Goldfuss, 1818
         Phylum Microspora Sprague, 1977 - microsporans see Phylum Microsporida Balbiani, 1882
           Class Rudimicrosporea Sprague, 1977
             Order Metchnikovellida Vivier, 1975
               Family Metchnikovellidae Caullery & Mesnil, 1914
                 Genus Metchnikovella Caullery & Mesnil, 1897