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 †Aculearia Afanasieva, 1999
    Count: [g†g] 1o;1f;14g; †2o;9f;49g [24 Aug 2018]
       Order Fasciculata Afanasieva & Amon, 2003
      Count: [g†g] 1f;14g; †3f;25g [24 Aug 2018]
         Family †Xiphocladiellidae Nazarov, 1984
        Count: [†g] †7g [24 Aug 2018]
           Genus †Campanulithus Nazarov & Rudenko, 1981
          Count: -