Phylum Porifera Grant, 1836 - sponges
   Class Calcarea Bowerbank, 1864 - calcareous sponges
     Subclass Calcinea Bidder, 1898
       Order Clathrinida Hartman, 1958
         1 Family Clathrinidae Minchin, 1898
         2 Family Soleneiscidae Borojevic, Boury-Esnault, Manuel & Vacelet, 2002 see Family Dendyidae de Laubenfels, 1936
         3 Family Levinellidae Borojevic & Boury-Esnault, 1986
         4 Family Leucaltidae Dendy & Row, 1913
         5 Family Leucascidae Dendy, 1893
         6 Family Leucettidae de Laubenfels, 1936