Kingdom Protoctista Hogg, 1860 Phylum Myxozoa Grassé, 1970, incertae sedis - myxozoans see Subphylum Myxozoa Grassé, 1970 Class Myxosporea Bütschli, 1881 Order Bivalvulida Shulman, 1959 Suborder Variisporina Lom & Noble, 1984 Family Sinuolineidae Shulman, 1959 Genus Bipteria Kovaljova et al., 1983