Kingdom Protoctista Hogg, 1860
   Phylum Microspora Sprague, 1977 - microsporans see Phylum Microsporida Balbiani, 1882
     Class Microsporea Levine & Corliss, 1963 see Class Microsporidea Corliss & Levine, 1963
       Order Minisporida Sprague, 1972 see Order Chytridiopsida Weiser, 1974
         Family Chytridiopsidae Sprague, Ormières & Manier, 1972
           1 Genus Chytridiopsis Schneider, 1884
           1.1 Genus Chytridioides Trégouboff, 1913
           2 Genus Steinhausia Sprague, Ormières & Manier, 1972