Phylum Porifera Grant, 1836 - sponges
   Class Demospongiae Sollas, 1885 - demosponges
     Order †Permosphincta Termier & Termier, 1974
       Suborder †Porata Seilacher, 1962
         Family †Intrasporeocoeliidae Fan & Zhang, 1985
           1 Genus †Intrasporeocoelia Fan & Zhang, 1985
           2 Genus †Rahbahthalamia Weidlich & Senowbari-Daryan, 1996
           3 Genus †Rhabdactinia Yabe & Suguyama, 1934