Kingdom Fungi R.T.Moore (1980) - fungi
   Phylum Rozellomycota Doweld (2013)
     Class Rudimicrosporea Sprague, 1977 [monotypic]
       Order Metchnikovellida Vivier, 1975
         Family Metchnikovellidae Caullery & Mesnil, 1914
           1 Genus Desportesia Issi & Voronin, 1986 [monotypic]
           2 Genus Metchnikovella Caullery & Mesnil, 1897
           3 Genus Microsporidiopsis Schereschewsky, 1925 [monotypic]