Phylum Radiolaria Müller, 1858 see Subphylum Radiozoa Cavalier-Smith, 1987 Superclass Polycystina Ehrenberg, 1838 see Superclass Polycystinia Ehrenberg, 1838 Class Sphaerellaria Haeckel, 1881 Order Sphaerellata Haeckel, 1887 Family †Pantanelliidae Pessagno, 1977 Subfamily †Capnuchosphaerinae De Wever, 1979 Genus †Capnuchosphaera De Wever, 1979