Phylum Nematoda: a classification, catalogue and index of valid

phylum Characteristics of Phylum Annelida · They have a long and segmented body · Annelids are bilaterally symmetrical · They are triploblastic · Also, they exhibit

1 It is the largest phylum of the animal kingdom 2 These are bilaterally symmetrical, triploblastic and coelomate animals 3 They have organ system level of phylum อาณาจักรสัตว์แบ่งออกเป็น 9 Phylum ดังนี้ Phylum Porifera · Phylum Cnidaria · Phylum Platyhelminthes · Phylum Mollusca · Phylum Annilida · Phylum Nemetoda