Contents: Introduction. Short history of Odonata. I. Adaptations in different phases of life: 1. Probable ecology of fossil Odonata. 2. Conspectus of ecology of modern Odonata. 3. Adults. 6. Larvae. II. Ecology and geographical distribution: 1. Hill and monatane forms. 2. Nonmontane forest forms. 3. Insular forms. 4. Xerophilic forms. 5. Paraxerophilic forms. III. Species occurring in physiography based ecosystems: 1. Himalayan ecosystems. 2. Fauna of Eastern Himalaya. 3. Fauna of Western Himalaya. 4. Fauna of Meghalaya-Mikir hill region. 5. Fauna of Purbanchal. 6. Fauna of Peninsular uplands. 7. Fauna of Western Ghats Nilgiris and Decan plateau. 8. Fauna of the Central upland. 9. Fauna of the Eastern Ghats. 10. Island fauna. 11. Fauna of Indo-Ganga Brahmaputra plain. 12. Fauna of Brahmaputra valley including fauna of indeterminate localities of "Assam". IV. Ecology and faunal affinities. Discussion. Summary. References.
