Sponges are divided up into three groups depending on their cell/bone structure:
Hope this helps :D
Porifera
the porifera phylum
Tube Sponges are in the Class: Demospongiae, subordinate to the Phylum: Porifera.
donst have a class
Kingdom: AnimaliaPhylum: PoriferaClass: DemospongiaeSubclass: CeractinomorphaOrder: PoeciloscleridaFamily: MicrocionidaeGenus: HolopsammaSpecies: laminaefavosa
Porifera (Sponge)
They belong to the classification of Porifera.
porifera
mullusca
invertibrates
The brown tube sponge is of Kingdom Animalia, phylum Porifera and Class Demospongiae. It is further classified as Order Agelasida, Genus Agelas and species A.conifera.
The sponge belongs to the kingdom of: AnimaliaFor the source and more detailed information concerning this subject, click on the related links section (Answers.com) indicated below.