Kingdom Protoctista Hogg, 1860
   Phylum Myxozoa Grassé, 1970, incertae sedis - myxozoans see Subphylum Myxozoa Grassé, 1970
     Class Actinosporea Noble, 1980 [monotypic] see Class Myxosporea Bütschli, 1881
       Order Actinomyxida Štolc, 1899
         Family Sphaeractinomyxidae Janiszewska, 1957
           1 Genus Sphaeractinomyxon Caullery & Mesnil, 1904
           2 Genus Neoactinomyxon Granata, 1924