Video: Porifera Sponges Species, Types & Examples -

Phylum Porifera - porifera Phylum Porifera porifera Phylum Porifera includes organisms that lack specialized digestive, nervous, and respiratory systems These organisms have a radial symmetry, do

porifera The simplest of all the invertebrates are the Parazoans, which include only the phylum Porifera Phylum Porifera (“pori” = pores, “fera” =