Phylum Porifera Grant, 1836 - sponges Class Demospongiae Sollas, 1885 - demosponges Subclass "Sclerospongiae" Hartman & Goreau, 1970 Order †Guadalupida Senowbari-Daryan, 1990 see Order Guadalupiida Termier & Termier, 1977 1 Family †Guadalupiidae Girty, 1908