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]
       1 Order †Palaeodiscata Afanasieva & Amon, 2005 [monotypic]
      Count: [†g] †1f;6g [30 Aug 2018]
       2 Order Oviformata Afanasieva & Amon, 2005
      Count: [g†g] 1f;2g; †4f;12g [31 Aug 2018]
       3 Order †Radiiformata Afanasieva & Amon, 2005
      Count: [†g] †5f;11g [1 Sep 2018]
       4 Order †Pyramidata Afanasieva & Amon, 2005
      Count: [†g] †4f;23g [1 Sep 2018]
       5 Order Lobatiradiata Afanasieva & Amon, 2005
      Count: [g†g] 2f;6g; †4f;39g [3 Sep 2018]
       6 Order Pyloniata Haeckel, 1881
      Count: [g†g] 4f;16g; †6f;29g [4 Sep 2018]
       7 Order Spongurata Haeckel, 1862
      Count: [g†g] 2f;5g; †2g [6 Sep 2018]
       8 Order Spongodiscata Haeckel, 1862
      Count: [g†g] 2f;30g; †1f;7g [6 Sep 2018]