[Class] Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838 Order Nassellaria Ehrenberg, 1875 see Class Nassellaria Ehrenberg, 1847 Family Theoperidae Haeckel, 1881 Genus Cornutella Ehrenberg, 1839 1 †Cornutella clava Petrushevskaya, 1972 2 Cornutella profunda Ehrenberg, 1856 3 †Cornutella stiligera Ehrenberg, 1854