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 Lobatiradiata Afanasieva & Amon, 2005
      Count: [g†g] 2f;6g; †4f;39g [3 Sep 2018]
         1 Family †Angulobracchiidae Baumgartner, 1980
        Count: [†g] †11g [1 Sep 2018]
         2 Family †Patulibracchiidae Pessagno, 1971
        Count: [†g] †9g [2 Sep 2018]
         3 Family †Hexaporobrachiidae Kozur & Mostler, 1979
        Count: [†g] †2g [2 Sep 2018]
         4 Family †Hagiastridae Riedel, 1971
        Count: [†g] †17g [2 Sep 2018]
         5 Family Suttoniidae Schaaf, 1976 [monotypic]
        Count: [g] 1g [2 Sep 2018]
         6 Family Myelastridae Riedel, 1971
        Count: [g] 5g [3 Sep 2018]