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
             1 Genus Sinuolinea Davis, 1917
             2 Genus Davisia Laird, 1953, nom. illeg.
             3 Genus Myxoproteus Doflein, 1898
             4 Genus Bipteria Kovaljova et al., 1983
             5 Genus Schulmania Kovalyova, Zubschenko & Krasin, 1983 see Genus Shulmania Kovalyova, Zubschenko & Krasin, 1983