Phylum Radiolaria Müller, 1858 see Subphylum Radiozoa Cavalier-Smith, 1987
Count: [g†g] 5c;15o;48f;453g; †1c;11o;84f;674g;1s [2 Oct 2018]
   Superclass Polycystina Ehrenberg, 1838 see Superclass Polycystinia Ehrenberg, 1838
  Count: [g†g] 5c;15o;48f;453g; †1c;11o;84f;674g;1s [2 Oct 2018]
     Class Stauraxonaria Afanasieva & Amon, 2005
    Count: [g†g] 5o;11f;59g; †3o;25f;129g [6 Sep 2018]
       Order Spongodiscata Haeckel, 1862
      Count: [g†g] 2f;30g; †1f;7g [6 Sep 2018]
         Family Spongodiscidae Haeckel, 1862
        Count: [g†g] 15g; †2g [6 Sep 2018]
           Genus Stylodictya Ehrenberg, 1847
          Count: -