Contents: 1. Introduction. 2. Marine free-living nematodes from India and Tamil Nadu. 3. Description of the South area. 4. Materials and method. 5. Free-living marine nematodes. 6. The cephalic and stome region with there sense organs. 7. Systematics and species description. 8. Results. 9. Summary. 10. Acknowledgements. 11. References.
