This book is primarily intended for undergraduate students and science professionals. Topics covered include Kinetoplastids, Giardia, Trichomonas, Histomonas, Opilina, Entamoeba, Malaria, Piroplasms, Coccidia, Microspora, Myxozoa, Cestodes, Digeneans, Nematodes and Parasitic Arthropods. Each topic is self-sufficient explanatory illustrated with large number of parasite life cycle figures. The book can serve as a ready reference for the study of diseases causing parasites.