Contents: Foreword. 1. Fauna of Himachal Pradesh: An Overview/Dhriti Banerjee, Kailash Chandra, Avtar Kaur Sidhu, P C Pathani and Devanshu Gupta. 2. Protozoa (Testate amoebae)/Jasmine Purushothaman, Chitrta J and Ruby Ghosh. 3. Protozoa (Ciliata)/Subhadeep Ghosh, Daizy Bharti and Santosh Kumar. 4. Platyhelminthes: trematoda/Anindita Ghosh and Shuvajit Chadrabarti. 5. Annelida: Hirudinea (Leeches)/Shakoor Ahmed. 6. Annelida: Clitellata: Megadrili (Earthworms)/Shakoor Ahmed and J M Julka. 7. Arachnida: Acari (Ticks)/Ishtiaq Ahmed, Longjam Roni Kumar Singh, Kailash Chandra and Devanshu Gupta. 8. Acari: Oribatida/Shelley Acharya, A K Sanyal and Paramita Basu. 9. Arachnida: Araneae/Sankar Talukdar. 10. Crustacea: Decapoda (Freshwater shrimps and Crabs)/K Valarmathi and S. Mitra. 11. Crustacea: Cladocera and copepoda/Longjam Roni Kumar Singh, Ishtiaq Ahmed, Jagdish Saini, Devanshu Gupta and Kailash Chandra. 12. Collembola/G P Mandal, K K Suman and K K Bhattacharya. 13. Insecta: Ephemeroptera/K A Subramanian and C. Selvakumar. 14. Insecta: Odonata/Babu R and Supriya Nandy. 15. Insecta: Orthoptera: Acrididae/G. Srinivasan, D. Prabakar, Swapan Kr Das, Prasanta Kr Das and Debasis Das. 16. Insecta: Orthoptera: Ensifera/Kamal Saini. 17. Insecta: Orthoptera: Caelifera/Kamal Saini. 18. Insecta: Mantodea and Phasmida/Devanshu Gupta, Kailash Chandra, Priyanka Das, Joyjit Ghosh and Ishtiaq Ahmed. 19. Insecta: Plecoptera/Ishtiaq Ahmed, Longjam Roni Kumar Singh, Jagdish Saini, Devanshu Gupta and Kailash Chandra. 20. Insecta: Dermaptera/Devanshu Gupta, Kailash Chandra, Priyanka Das and Jagdish Saini. 21. Insecta: Blattodea: Isoptera/Saha N, Baraik B, Basak J and Mazumdar P C. 22. Insecta: Phthiraptera/Devanshu Gupta, Kailash Chandra, Priyanka Das and Jagdish Saini. 23. Insecta: Thysanoptera/Vikas Kumar and Kaomud Tyagi. 24. Insecta: Hemiptera: Cicadellidae/Maya Ghosh, M E Hassan, P C Saha and Animesh Bal. 25. Insecta: Hemiptera: Cicadoidea and Fulgoroidea/Maya Ghosh, M E Hassan and Animesh Bal. 26. Insecta: Hemiptera: Reduviidae/B. Biswas, M E. Hassan, Animesh Bal and Paramita Mukherjee. 27. Insecta: Hemiptera: Heteroptera: Pyrrhocoroidea/Biswabrota Biswas, M E Hassan, P C Saha and Animesh Bal. 28. Insecta: Hemiptera: Water-bugs/Animesh Bal and M E Hassan. 29. Insecta: Hemiptera: Pentatomoidea/M.E. Hassan, Biswabrota Biswas and Animesh Bal. 30. Insecta: Hemiptera: Heteroptera: Lygaeoidea/P C Saha, M E Hassan, Biswabrota Biswas and Animesh Bal. 31. Insecta: Hemenoiptera: Symphyta/Ishtiaq Ahmed, Longjam Roni Kumar Singh, Kailash Chandra and Devanshu Gupta. 32. Insecta: Hemiptera: Chalcidoidea/Ishtiaq Ahmed, Longjam Roni Kumar Singh, Kailash Chandra and Devanshu Gupta. 33. Insecta: Hymenoptera: Braconidae/Ishtiaq Ahmed, Longjam Roni Kumar Singh, Kailash Chandra and Devanshu Gupta. 34. Insecta: Hymenoptera: Ichneumonidae/Longjam Roni Kumar Singh, Kailash Chandra and Devanshu Gupta. 35. Insecta: Hymenoptera: Apoidea (Bees)/Kailash Chandra, Jadgdish Saini and Devanshu Gupta. 36. Insecta: Hymenoptera: Stephanidae, Evaniidae, Ceraphronidae, Megaspilidae, Dipriidae, Platygastridae, Figitidae, Bethylidae, Chrysididae, Ampulicidae, Sphecidae, Crabronidae/Ishtiaq Ahmed, Longjam Roni Kumar Singh, Kailash Chandra and Devanshu Gupta. 37. Insecta: Hymenoptera: Vespoidea/Ishtiaq Ahmed, Longjam Roni Kumar Singh, Kailash Chandra and Devanshu Gupta. 38. Insecta: Coleoptera: Adephaga: Gyrinidae, Haliplidae, Noteridae and Dytiscidae/Sujit Kumar Ghosh. 39. Insecta: Coleoptera: Carabidae/RK Kushwaha and V D Hegde. 40. Insecta: Coleoptera: Hydrophiloidea/Sujit Kumar Ghosh, Kailash Chandra, Devanshu Gupta, Joyjit Ghosh, Priyanka Das, Debika Bhunia and Soumit Dutta. 41. Insecta: Coleoptera: Staphylinoidea/Abha Sar. Debika Bhunia, Joyjit Ghosh, Priyanka Das, Devanshu Gupta and Kailash Chandra.