124 CLASSIFICATION, PHYLOGENY, AND EVOLUTION: 



Sistrom, W. R., 1962. Microbial Life. Modern Biology Wallace, B., and A. M. Srb, 1961. Adaptation. Foundations 



Series. Holt, Rinehart & Winston, New York. of Modern Biology Series. Prentice-Hall, Englewood 



Stirton, R. A., 1959. Time, Lij'e, and .Man: The Fossil Rec- Cliff's, N.J. 



ord. John Wiley & Sons, New York. 



Tax, S., ed., 1960. Evolution after Darwin. Vol. 1; The Weisz, P. B., 1963. The Science of Biology. 2nd ed. Mc- 



EvolutionofLife. Wo\. 2: The Evolution of Man. Vol.3: Graw-Hill Book Co., New York. 



Issues in Evolution. The University of Chicago Press, 



Chicago. Worth, C. B., and R. K. Enders, 1955. The .Xature of Living 



Tippo, O., 1942. A Modern Classification of the Plant Things. The New American Library (Signet Book Ks 



Kingdom. Chronica Botan.,T.201,-2Q(). 326), New York. 



