Subclass Radiolaria Müller, 1858 see Phylum Actinopoda Calkins, 1902
   Order Polycystina Ehrenberg, 1838 see Class Polycystina Ehrenberg, 1838
     1 Suborder Spumellaria Ehrenberg, 1875 see Class Spumellaria Ehrenberg, 1875
     2 Suborder Nassellaria Ehrenberg, 1875 see Class Nassellaria Ehrenberg, 1847