Phylum Porifera Grant, 1836 - sponges Class Demospongiae Sollas, 1885 - demosponges Order †Permosphincta Termier & Termier, 1974 Suborder †Porata Seilacher, 1962 Family †Sphaeroverticillitidae Boiko, 1991 see Family Thaumastocoeliidae Ott, 1967 Genus †Sphaeroverticillites Boiko, 1990