TretodictyidaeTretodictyidae is a family of glass sponges in the order Sceptrulophora.GeneraThe family Tretodictyidae includes the following genera.Anomochone Ijima, 1927Hexactinella Carter, 1885Psilocalyx Ijima, 1927Sclerothamnopsis Wilson, 1904Sclerothamnus Marshall, 1875Tretocalyx Schulze, 1901Tretodictyum Schulze, 1886