Phylum Porifera Grant, 1836 - sponges Class Demospongea Sollas, 1875 see Class Demospongiae Sollas, 1885 Subclass Ceractinomorpha Lévi, 1953 see Class Demospongiae Sollas, 1885 Order Vaceletida Finks & Rigby, 2004 Family †Cheilosporitiidae Senowbari-Daryan & García-Bellido, 2002 [monotypic] see Family Cheilosporitidae Fischer, 1962 1 Genus †Cheilosporites Wähner, 1903