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Animal Kingdom Lab (Invertebrate/Vertebrate)I. Introduction:The objective of this lab is to identify the specimens in jars, accordingto their phylum, subphylum, class, and common name. You should also be familiar withsome of the general characteristics of each phylum, subphylum, or class since you willsee the material on test 1 and test 2.II. General characteristicsA.Phylum Porifera: asymmetrical, body with pores and canals, skeleton ofspicules and sponging.B.Phylum Cnidaria: radial symmetry, body with tentacles, attached polyps andfree swimming medusa.C.Phylum Platyhelminthes(flatworms): bilateral symmetry, body wormlike andflattened, no body cavity (acoelomates).D.Phylum Nematode(roundworms): body wormlike and cylindrical, body cavity ispseudocoelomate).E.Phylum Mollusca: Soft bodied nonsegmented, some have shells of one or twosides, move by ventral muscular foot. Body cavity is a coelomate.F.Phylum Annelida: Body wormlike and segmented (first animal to besegmented) with a closed circulatory system (blood vessels).