Phylum Radiolaria Müller, 1858 see Subphylum Radiozoa Cavalier-Smith, 1987 Superclass Polycystina Ehrenberg, 1838 see Superclass Polycystinia Ehrenberg, 1838 Class Sphaerellaria Haeckel, 1881 Order Entactiniata Kozur & Mostler, 1982 Family †Astroentactiniidae Nazarov & Ormiston, 1985 Subfamily †Astroentactiniinae Nazarov & Ormiston, 1985 Genus †Astroentactinia Nazarov, 1975