Index 



FiSKE, J., 142. 



Fitness, 105, 121, 164. 



Fitness and dominance, 104, 

 118. 



Fittest, survival of, 9, 92. 



Functions, sequence of rul- 

 ing, 64. 



Gladiatorial theory, vi, 99. 



Home, 195. 



Huxley, T., 40, 124, 193. 



Ideals, 192. 

 Insects, 30, 102. 



James, W., 116. 



Land, life on, 32, 103. 

 Length of life and intel- 

 ligence, 34. 

 Lewis, T., 2. 

 Locomotion and brain, 64. 



Mammals, 34, 43, 98, 103. 



Arboreal, 35. 



Cenozoic, 98. 

 Man, stages in evolution of, 



22, 38,59, 79, 120, 176, 

 186. 

 description of, 82, 1 86. 

 Miltonic hypothesis, 4. 



Mind, evolution of, 68. 

 Mollusks, 29, loi. 

 Morals, 49, 80. 

 primitive, 49. 

 Motives, sequence of, 59, 73. 

 Muscle, 27, 36, 58, 87. 



Ontogenesis and phylogene- 

 sis, 17, 86, 



OSBORN, H., 34. 



Personality, contagion of, 



156. 

 Plato, 112, 150, 173. 

 Plutarch, 72. 

 Progress, 79, in, 164, 174. 

 Progress and opportunity, 



172. 

 Protoplasm, 24, 62. 



Racial experience, 131. 

 Radiation, adaptive, 164. 

 Relations, importance of, 70, 



172. 

 Religion, 51, 70, 80, 89, in, 



136, 146, 176, 201. 

 Reproduction, 42. 

 Reptiles, 97. 



School, 196. 

 Seelye, J., 181. 



230 



