INDEX 



611 



Warden, C. J., Development of Modern Comparative 

 Psychology, 486-5x1 

 and Warner, L. H., Sensory Capacities and Intel- 

 ligence of Dogs, 1-18 



Watson, J. B., as comparative psychologist, 505 

 Psychological Care of Infant and Child, 594 



Watson, Lloyd R., Controlled Mating in Honey- 

 bees, 377-390 



Weaver, J. E., and Bruner, W. E., Root Development 

 of Vegetable Crops, 195 



Webster, R. W., Potassium and Tartrates, 144 



Weinberg, M., and Ginsbourg, B., Pathogenic 

 Anaerobes, 587 



Wenckebach, K. F., and Winterberg, H., Irregular 

 Action of Heart, 143 



Wertheimer, E., Permeability, 144 



West, G. S., Freshwater Algae, 140 



Whales, history of, 19, 174 



Wheeler, W. M., Emergent Evolution and the Social, 

 430 

 Foibles of Insects and Men, 573 



Whipple, G. C, Microscopy of Drinking Water, 13Z 



Whitehead, A. N., Symbolism, 185 



Wiebe, A. H., Biological Survey of Upper Mississippi 

 River, 585 



Williams, W. A., Evolution of Man Scientifically 

 Disproved, 42.7 



Willstatter, R., and Stoll, A., Investigations on 



Chlorophyll, 453 

 Wilson, E. H., Plant Hunting, 194 

 Winsor, Charles P., Spearman on the Abilities of 



Man, 117-116 

 Wolff, M., Beetles, 585 

 Wood, T. B., Animal Nutrition, 300 

 Wood-Jones, F., and Porteus, S. D., Matrix of the 



Mind, 593 

 Woodruff, L. L., Foundations of Biology, 131 

 Woofter, T. J., Jr., Negro Problems in Cities, 439 

 Woollard, H., Recent Advances in Anatomy, 198 

 Worrell, W. H., Races in the Ancient Near East, 436 

 von Wyss, C, Living Creatures, 184 



Xanthophyll, 461 



Yerkes, R. M., as comparative psychologist, 506 

 Mind of a Gorilla, 303 



Zeuglodonts, 36 



Zinsser, H., Bacteriology, 141 



Ziphiidae, 58 



Zon, R., Forests and Water, 447 



Zoological gardens, mortality in, 171 



Zoolooy (book reviews) 138, 191, 44Z, 581 



