This Book was written to provide Public Health Entomological information on important Insect vectors of infectious Disease-causing Agents and Clinico-pathological aspects of diseases transmitted, all in one Volume. The clinical aspects of diseases transmitted has been discussed including the control of the insect-vectors. Further, a few insect species of Economic importance (Order: Coleoptera, Hymenoptera, Lepidoptera and Orthoptera) have also been discussed in relation to the Holistic view of Human Health. Thus, the book may benefit Physicians, Medical Practitioners, Students of Clinical and Veterinary Medicine and Nursing, studying in Universities. It can also be a useful reference text to professors, readers and lecturers teaching in Universities. Researchers in Vector-Borne Diseases, Community Heath and Medicine, International Health, Nursing, Bio-medical Scientists working in Clinical Diagnostic Laboratories in Hospitals and Health Institutions may also appreciate this content.