Phylum Porifera Grant, 1836 - sponges
   Class Demospongiae Sollas, 1885 - demosponges
     Order †Permosphincta Termier & Termier, 1974
       Suborder †Porata Seilacher, 1962
         Family †Palermocoeliidae Senowbari-Daryan, 1990
           1 Genus †Palermocoelia Senowbari-Daryan, 1990
           2 Genus †Polytholosia Rauff, 1938