Title: Phylum Nematoda-Characteristics And Classification of Nematodes
Headings: Nematoda
Nematoda
Characteristics of Nematoda
Classification of Nematodes
Phasmidia or Secernentea
Rhabditida
Strongylida
Oxyurida
Ascaridida
Spirurida
Trichuroida
Camallanida
Aphasmidia or Adenophorea
Enoplida
Dorylaimida
Mermithida
Chromedorida
Desmoscolecida
Monohysterida
Araeolaimida
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Content: Oxyuris
Ascaridida
These are oviparous, large stout nematodes living as parasites in the intestine of the vertebrates. The pharynx may or may not contain a posterior bulb. Mouth possess 3 prominent lips. There is no buccal capsule. For eg., Ascaris
Spirurida
These are thread-like organisms that vary in size from moderate to large. The pharynx is devoid of bulb. The females are larger than males and can be oviparous or viviparous. The mouth contains two prominent lips. For eg.,