INDEX 



Neo-Lamarckism and paleontol- 

 ogy, 9, 337 



Netjmateh, 213, 231 



Newton-, eflfeet of teachings, 55 



Nucleus, in heredity, 99, 105, 

 106 



Ntjssbattm, M., 98 



d'Ohbigntt, a., 12 



Oliveb, 19 



Ontogeny, factor of evolution, 

 241 



Organic selection, 10, 48, 237 



Origin of life, not a subject 

 for speculation, 46 



Origin of Species, reception of, 

 2, 20-23; influence, 6; attacks 

 on, 51 



Orthogenesis, 111, 197, 234-240 



Ortmakn, quoted, 77 



OsEOEH-, H. P., 11, 213, 231; 

 fossil record, 9; theory of 

 organic selection, 10, 48; or- 

 thogenesis, 193; address by, 

 209-250 



OwEif, R., 31; evolution doc- 

 trine, 20; attack on Darwin- 

 ism, 30; characters of fossils, 

 232 



OxFosD, bishop of, attacks on 

 Darwinism, 30 



Oxford University, 13, 33 



Paleontology, address, 209-250 



Pangenesis, 35, 39, 40, 92-97, 

 106, 144, 236 



Parallel adaptations, 80 



Peacock, black-shouldered, 169 



Peas, 146 



Pedagogy and evolution, 146 



Penstemon, 135 



Permanence of ocean basins, 46 



Philosophie zoologique of La- 

 marck, 11 



PiCTET, nutrition of egg, 121 



Pigment, 147 



Polyphyletic origins, hypothesis 

 of, 9 



PotTLTOs-, E. B., 236; address 

 by, 8-66; Darwin's views on 

 variation, 217 



Poultry, 168-174 



Psychical nature of develop- 

 ment, 109 



Psychiatry, 265 



Psychology and evolution, 251 



Pterydophytes, 70 



Rabbit, 149-159 



Rabl, C, 103 



Radium, effect on germ-plasm, 

 127-130 



RAiMAirir, 259 



Recapitulation in psychology, 

 260 



Rectigradation, 231, 234, 239, 

 242 



Regeneration, Darwin on, 39, 97 



Religion, 265 



Remae, germinal continuity, 98 



Repetition of stimuli, 122 



Reversion, 151, 152 



RnjDLE, O., experiments, 121 



Rodents, variation of, 76 



Roentgen's rays, experiments 

 with, on germ-plasm, 127 



Romanes, G. J., Darwin's con- 

 scientiousness, 36 



RoTjx, W., significance of mi- 

 tosis, 103 



Saint-Hilaike, 229 



Saltation, Darwin on, 165 



Scott, J., letter from Darwin 

 to, 53 



Scott, W. B., fossil record, 9; 

 quoted, 200, 213 



Secretions, internal, 112 



Sedgwick, A., friendship with 

 Darwin, 11; criticises Dar- 

 win, 21 



Seeds, origin of, 60; unadaptive 

 characters in, 62 



Segregation, types of, 72; neces- 

 sity of, 87 



Selection, 216-223, 244; artifi- 

 cial selection, limits to, 48; 

 rdle of, 59-61; cessation of, 

 48, 174 



Selective migration, 185, 190 



Self-adjustment, 49 



Semon, R., on heredity, 39, 266 



Sex, 104 



Shade foliage and heredity, 42 



Sheep, isolation and develop- 

 ment of races, 74-76, 86 



Shull, G. H., 166, 197 



Skull, 221 



