Index 



371 



Humidity, influence on mutation, 218 

 Huntington's Chorea, 118 

 HUXLEY, Evolution and Ethics, 255 

 Hybrid races, quality of, 301 

 Hybridization, 273 



human, 301 



Hybrids, increased vigor, 273 

 Hypertrophied heart, not inherited, 



240 

 Hypophysis, effects on development, 



234 



Hypotrichosis, 117 

 Hysteria, 71, 118 



Ideals, individual and social, 298 

 Identity, sense of, 54 

 "Idioblasts" of Hertwig, 130 

 Idioplasm, of Nageli, 128 

 Immigration, 293, 301 



laws, 302 



Immunity, transmission of, 114 

 Impulses, conflicting, 50, 328 

 Inbreeding, 299 

 INDIVIDUAL AND RACE, 337 



minor unit, 340 

 INDIVIDUAL CHARACTERS, 65 



Morphological, 66 



Physiological, 67 



Psychological, 70 



Teratological, 69 

 INDIVIDUALS AND THEIR CHARACTERS, 



63 



INDIVIDUALS UNIQUE, 75 

 "Induction," effect of colored soil, 

 247 



poor soil, cold, alcohol, 246, 247 



not inherited, 247 

 Inequality of all men, 320 

 Infancy, prolonged in man, 250, 323 

 Infertility, causes of, 311 

 INHERITANCE OF ACQUIRED CHARAC- 

 TERS, 237 



statement of problem, 239 



lack of evidence, 240 



no influence of stock on graft, 

 241 



dominants and recessives remain 

 pure, 243 



climatic effects not inherited, 245 

 Inheritance, "alternative," 73 



"blending," 73 



of baldness, 68 



cell characters, 67 



dimples, 66 



facial features, 66 



fecundity, 68 



genius, 71 



instincts, 70 



intellectual capacity, 71 



left-handedness, 68 



longevity, 68 



moral tendency, 71 



obesity, 68 



"particulate," 73 



pathological characters, 69 



physiological characters, 67 



psychological characters. 70 



sex-limited and sex-linked, 73, 

 119, 171, 185 



stature, 66, 79, 80 



temperament, 71 



teratological characters, 69 



through cytoplasm, 195 



tuberculosis, 70 



will, 71 

 INHERITANCE FACTORS, 100, 129 



are differential causes, 100 



formulae, 95 



units, 129 



location of, 130, 178 

 Inheritance material, 127 



seat of, 131, 178 

 Inheritance units, 129 



location of, 132 

 Inhibition, 50, 330 

 Insanity, 71, 117 

 INSTINCTS, 39 



altruistic, 332 



inherited, 70 



origin of, 42, 43, 



reproductive, 340 

 INTELLECT, 45-49 

 Intellectual capacity, inherited, 71 



genius, 71, 117 



mediocrity, 117 

 Intelligence, factor in control, 329, 



.331 



in evolution of man, 292 

 Intelligence, from Trial and Error, 48 

 Interaction of parts, 231 

 Internal secretions, effects of, 232, 235 

 Intersexes, 168 

 Intra-cellular pangenesis, 205 

 INVERSE SYMMETRY, 197, 799, 200, 201 



