Phylum Porifera Grant, 1836 - sponges Class Demospongea Sollas, 1875 see Class Demospongiae Sollas, 1885 Subclass Ceractinomorpha Lévi, 1953 see Class Demospongiae Sollas, 1885 Order Poecilosclerida Topsent, 1928 Family Cladorhizidae Dendy, 1922 Genus †Cladorhiza Sars, 1872