Porifera collections

เว็บไซต์ porifera PHYLUM PORIFERA Page 3 Classification of sponges is by porifera Porifera contain the sponges: the most ancient of all animal groups They originated in the Cambrian period around 600 million years ago

porifera The phylum that sponges belong to is known as Phylum Porifera Poriferans belong to Kingdom Animalia due to being multicellular, their reliance on external  Demospongiae is the largest sponge class including 81% of all living sponges with nearly 7000 species worldwide Systema Porifera was  Porifera are the most primitive of animals and thus have an early branch on the animal phylogenetic tree, so they're likely candidates for

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