Phylum Porifera - Structure, Classification, Characteristics

World Porifera Database porifera

Class Demospongiae is the largest in the phylum Porifera and encompasses nearly 8,000 accepted species in three subclasses: Keratosa,

porifera Systema Porifera is unique making sponge taxonomy widely available at the practical level of classification It is a taxonomic Porifera contain the sponges: the most ancient of all animal groups They originated in the Cambrian period around 600 million years ago  Class Demospongiae is the largest in the phylum Porifera and encompasses nearly 8,000 accepted species in three subclasses: Keratosa,

ถ่ายทอดสดสลากกินแบ่ง Citation: Rützler, Klaus 1986 Phylum Porifera in Marine Fauna and Flora of Bermuda: A Systematic Guide to the Identification of Organisms, edited