Tutorspoint provides Phyla of Animalia Kingdom Homework Help Phylum 4 – Nematoda Bilaterally symmetrical body Triploblastic Body shape – cylindrical Lack of organs. Presence of tissues Presence of pseudo-body cavity (not real, sort of a body cavity) Examples of organisms belonging to this phylum – Roundworms, Tapeworms, Ascaris Phylum 5 – Annelida Bilaterally symmetrical Triploblastic…