Classification:
- Kingdom: Animalia
- Phylum: Porifera
The Phylumn Porifera contains the following subgroups:- Class: Calcarea
- Class: Demospongiae
- Class: Hexactinellida
Where to See:
References:
- Burnie D, Wilson DE. 2001. Animal. London: Dorling Kindersley. 624 p.
- Ruert EE, Fox RS, Barnes, RD. 2004. Invertebrate Zoology. Belmont: Thomson Learning. 963 p.

