Contents: 1. Porifera: Marine sponges/J.G. Pattanayak and Santanu Mitra. 2. Nematode parasites of arthropods/Viswa Venkat Gantait and Jasmine Purushothaman. 3. Soil and plant parasitic nematodes (orders: Dorylaimida and Tylenchida)/V V Gantait, Debabrata Sen and Jasmine P. 4. Annelida: Hirudinea (Leeches)/C K Mandal and S. Dhani. 5. Insecta: Hemiptera: Heteroptera/M.E. Hassan, B. Biswas, P C Saha, Paramita Mukherjee and Praveen K. 6. Insecta: leipdoptera/Bulganin Mitra, Kailash Chandra, Suresh Kr Shah and Jitendra Kumar. 7. Oribatid mites (Acari: oribatida)/Shelley Acharya and Paramita Basu.