Phylum Porifera Grant, 1836 - sponges Subphylum Hexactinellida Schmidt, 1870 see Class Hexactinellida Schmidt, 1870 Class Hexasterophora F.E. von Schulze see Subclass Hexasterophora Schulze, 1886 Order Lyssacinosida Zittel, 1877 Family Caulophacidae Schulze, 1886 see Subfamily Lanuginellinae Gray, 1872 Genus Caulophacus Schulze, 1886 Caulophacus latus F.E. von Schulze, 1886