Kingdom Protoctista Hogg, 1860
   Phylum Myxozoa Grassé, 1970, incertae sedis - myxozoans see Subphylum Myxozoa Grassé, 1970
     Class Myxosporea Bütschli, 1881
       Order Multivalvulida Shulman, 1959
         Family Trilosporidae Shulman, 1959
           1 Genus Trilospora Noble, 1939
           2 Genus Unicapsula Davis, 1924