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 †Pharetrospongiidae de Laubenfels, 1955
Subfamily †Leiofungiinae Finks & Rigby, 2004
Genus †Grossotubenella Rigby, Fan Jiasong & Zhang Wei, 1989