Phylum Porifera Grant, 1836 - sponges
   Class Demospongea Sollas, 1875 see Class Demospongiae Sollas, 1885
     Subclass Ceractinomorpha Lévi, 1953 see Class Demospongiae Sollas, 1885
       Order †Agelasida Hartman, 1980
         Family †Virgolidae Termier & Termier, 1977
           Subfamily †Preeudinae Rigby & Senowbari-Daryan, 1996
             1 Genus †Medenina Rigby & Senowbari-Daryan, 1996
             2 Genus †Microsphaerispongia Rigby & Senowbari-Daryan, 1996
             3 Genus †Polytubifungia Rigby & Senowbari-Daryan, 1996
             4 Genus †Preeudea Termier & Termier, 1977
             5 Genus †Pseudovirgula Girty, 1908
             6 Genus †Vermispongiella Finks & Rigby, 2004