394 



hidex 



Hadley, 221. 



Headley, loi, 116, 170, 174 f., 179, Appen- 

 dix B. 



Henslow, 92, 125, 182. 



Heredity, 51, 61 ff., 80, 228 ff. ; (social), 

 see Social Heredity. 



History (agenetic science), 313 ff . ; (bio- 

 logical theory of), 315 ff. 



Homologous organs, 176. 



Hudson, 148, 150. 



Hurst, 230. 



Hutton, W. H., 168 ff. 



Huxley, 3, 283. 



Imitation, 28, 65, 76. 



Indirect selection, 173 (see Organic 

 Select io7t) . 



Infancy period, 60. 



Instinct, 61 ff., 71 ff. 



Intelligence (in evolution), 69; (and re- 

 flexes), 74. 



Intergenetic, 11, 41. 



Intra-selection, 164, 183, 217, 250. 



Intuition theory, 285 ff. 



Isolation, 171, 182. 



James, W., 18, 26, 123, 241, 245, 259, 267, 



310. 

 Janet, 93. 



Kidd, B., 84. 

 Kinaesthetic (the), 86. 



Lamarckism, 50, 62, 135 ff., 197, 226 ff. 

 Lankester, Ray, 35. 

 Lapsed intelligence, 61 f. 

 Life (theories of) , 327 ff. 

 Lotze, 298. 



Malthus, 214, 216. 



Marchal, 179. 



Mechanical theory of life, 327 ff. 



Mental selection, 247 ff. 



Mills, 139, 148, 152. 



Mind and body, 121. 



Mind (organization in), 273 ff. 



Minot, 84, 113. 



Modes (theory of genetic), 300 ff. 



Modification, 91, 151. 



Morgan, Lloyd, 15, 23, 38, 64, 83, 91, 122, 



136 ff., 148 ff., 160 ff., 167, 173 ff.', 201 f , 



208, Appendix A. 

 Morgan, T. H., 327 ff. 



Natural selection, 46, 115, 209. 



Neo- (Darwinism, Lamarckism), 135 ff., 



i87f (f^gs.). 

 Neuro-genetic, 93. 

 Nomic, 7. 



Ontogenic (agencies), 91. 



Organic selection, 37, 90 ff., 119, 138 ff., 



151, 166, 175 ff 

 Organicists, 36, 183. 

 Origin (definition of) , 291 f. 

 Orr, 93. 



Orthogenesis, 142. 

 Orthoplasy, 142, 151; (orthoplastic) , 



162 ff., 173 ff., 188 (f^g.). 196 ff 

 Osborn, H. F., 44, 83, 91, 135, 149 ff., 



160 ff , 174 ff., 203, 207, Appendix A. 



Panmixia, 136. 



Parallelism (psychophysical), 10. 



Parrot (gray) , 204 f 



Pearson, Karl, 15, 30, 44, 213, 234, 316 f. 



Personal selection, 166. 



Pfeffer, 92, 184, 209. 



Pfliiger, no. 



Physico-genetic, 93. 



Physiological selection, 166. 



Plasticity, 21, 44, 46. 



Plate, 209. 



Play, 31. 



Pleasure and pain, 123 ff. 



Polytypic evolution, 176. 



Potentiality, 293 ff 



Poulton, E. B., 19, 33,47, 160, 170, 173 ff, 



215 f , Appendix A. 

 Preformism, 45, 50, 56. 

 Preger, 107. 



Probability (and design), 277 flf. 

 Prospective (the), 275 ff. 

 Psychic and psychological, 5. 

 Psycho-genetic, 93. 

 Psychonomic, 8. 

 Psychophysical evolution, i. 

 Purpose (in evolution), 231 ff. 



Recapitulation, 20, 189 ff. 



Reflexes, 74, 76. 



Regression, 234. 



Reproductive or genetic selection, 166. 



Retrogression, 181. 



Retrospective (the), 274 ff. 



Reversed selection, i8i. 



