Actinopoda Calkins, 1902 see Parvkingdom Actinopoda Calkins, 1902
Count: 4o;45f;59g; †3o;87f;170g
   Radiolaria Müller, 1858 see Phylum Actinopoda Calkins, 1902
  Count: 4o;45f;59g; †3o;87f;170g
     Polycystina Ehrenberg, 1838 see Class Polycystinea Ehrenberg, 1838
    Count: [f†f] 4o;45f;59g; †3o;87f;170g
       †Albaillellaria Deflandre, 1953 see Order Albaillellata Deflandre, 1953
      Count: [†g] †5f;21g [12 Aug 2018]
         †Ceratoikiscidae Holdsworth, 1969
        Count: [†g] †7g [12 Aug 2018]
           1 †Ceratoikiscum Deflandre, 1953
          Count: -
           2 †Circulaforma Cheng, 1986
          Count: -
           3 †Glanta Wakamatsu, Sugiyama & Furutani, 1990
          Count: -
           4 †Helenifore Nazarov & Ormiston, 1983
          Count: -
           5 †Holoeciscus Foreman, 1963
          Count: -
           6 †Lapidopiscum Deflandre, 1958
          Count: -
           7 †Raphidociclicus Nazarov & Rudenko, 1981
          Count: -