[Class] Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838 Order Spumellaria Ehrenberg, 1875 see Class Spumellaria Ehrenberg, 1875 Family †Orosphaeridae Haeckel, 1887 Genus †Oroscena Haeckel, 1887 †Oroscena carolae Friend, 1967