edited by Elizabeth U. Canning. Published for the Society of Protozoologists by Allen Press, Inc., Lawrence, Kansas. 1981. Price: $20.00 to members of the Society of Protozoologists; $35.00 nonmembers
by Herbert Spencer and others. xiii + 765 pages, illustrated. Springer-Verlag, New York, Inc., 175 Fifth Avenue, New York, New York 10010. 1973. $88.60
edited by D. W. T. Crompton and B. B. Nickol. xi + 519 pages, illustrated. Cambridge University Press, 32 East 57th Street, New York, New York 10022. 1985. $89.50.