Phylum Radiolaria Müller, 1858 see Subphylum Radiozoa Cavalier-Smith, 1987
   Superclass Polycystina Ehrenberg, 1838 see Superclass Polycystinia Ehrenberg, 1838
     Class Stauraxonaria Afanasieva & Amon, 2005
       Order Lobatiradiata Afanasieva & Amon, 2005
         Family †Patulibracchiidae Pessagno, 1971
           Genus †Pessagnobracckia Afanasieva & Amon, 2005, nom. null. see Genus Pessagnobrachia Kozur & Mostler, 1978