Hexactinosa

Hexactinosa Temporal range: 456.1–Present Ma PreЄ Є O S D C P T J K Pg N
†Cribrospongia clathrata at Teylers Museum, Haarlem
Scientific classification
Kingdom:	Animalia
Phylum:	Porifera
Class:	Hexactinellida
Order:	Hexactinosa Schrammen, 1903
Families
Aphrocallistidae Gray, 1867 Aulocalycidae Ijima, 1927 Craticulariidae Rauff, 1893 Cribrospongiidae Roemer, 1864 Cystispongiidae Finks et al., 2004 Euretidae Zittel, 1877 Pillaraspongiidae Rigby, 1986 Staurodermatidae Zittel, 1877 Tretodictyidae Schulze, 1887

Hexactinosa is an order of glass sponges in the subclass Hexasterophora.