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 Pyloniata Haeckel, 1881 Superfamily Dactyliosphaeroidea Squinabol, 1904 Family †Dactyliosphaeridae Squinabol, 1904 [monotypic] 1 Genus †Dactyliosphaera Squinabol, 1904