edited by A. E. R. Taylor and R. Muller. Symposia of the British Society for Parasitology, Volume 14. vii + 110 pages, illustrated. J. B. Lippincott Co., Philadelphia, Pennsylvania 19105. 1976. $11.00
5th edition, by George W. Hunter, J. Clyde Swartzwelder, and David F. Clyde. xxx + 900 pages, illustrated. W. B. Saunders Co., Philadelphia, Pennsylvania 19105. 1976. $35.00