Contents: 1. General Introduction: Parasitology. 2. Protozoa. 3. Amebae. 4. Intestinal, Oral and Genital Flagellates. 5. Hemoflagellates. 6. Malaria and Babesia. 7. Coccidia. 8. Microspora. 9. Balantidium coli. 10. Helminths: General Features. 11. Cestodes: Tapeworms. 12. Trematodes: Flukes. 13. Nematodes: General Features. 14. Trichinella spiralis. 15. Trichuris trichiura. 16. Strongyloides stercoralis. 17. Hookworm. 18. Enterobius vermicularis. 19. Ascaris lumbricoides. 20. Filarial Worms. 21. Dracunculus medinensis. 22. Miscellaneous Nematodes. 23. Diagnostic Methods in Parasitology. Index. In the current edition, many new tables, flow charts and photographs of specimens and microscopic view pictures have been added for better comprehension of the subject. Recent advances such as vaccinology of malaria and leishmaniasis, malarial drug resistance, new treatment protocols of different parasitic infections are the salient features of the book. The aim of the contents of the book remains same in this edition, that is compact yet informative and useful for both graduate and postgraduate students. Like the last edition, the present edition is also designed in a colorful format, which can be easily read and comprehended. Important points and terms have been highlighted by making them bold and italic. At the end of each chapter, the must-know facts are given as “Key Points” in box formats for quick recapitulation. Important multiple choice questions (MCQs) and review questions from various university examinations’ papers have been added to test and reinforce understanding of the topics by the students.