Sponges
Phylum: Porifera
Class: Calcarea
Class: Hexactinellida
Class: Demospongia
References
Demospongia:
"Bath sponge"
Facts:
Habitat:
Found within the intertidal to abyssal zones.
Some species live in freshwater.
Description:
Asymmetrical.
Can grow to over 2 meters.
Many members of this class are brightly colored. Red, Orange, Green, etc.
Skeleton is made up of Siliaceous spicules and sponging fibres.
Additional Facts:
Largest class of Porifera.
Can reproduce sexually and asexually.
Demospongiae are commonly harvested for "bath sponges".
Notable Species:
Euspongia
More commonly known as a "bath sponge".
Thena
Cliona
Spongilla