INDEX 
Abderhalden, E., 294 
Ability, mental, inheritance of, 98-117 
Abortion, prevalence of, 166, 168-172; 
causes of, 165, 166 
Adrian, C., 267 
Agassiz, L., race mixture in Brazil, 
248, 249 
Age of parents, influence of on offspring, 
297, 298, 311-322 
Albinism, 18, 186; inbreeding and, 241 
Alcohol, hereditary effects of, 269-296, 
368, 369 
Alcoholism and defect, 31-34, 200, 201, 
276-290, 380 
Allendorf, H., 353 
Alsberg, M., 383 
Ambros, R., inheritance of psychical 
characters, 116 
Ammon, O., 353; natural selection in 
man, 189, 190, 203; urban migration, 
346, 347, 365 
Anglo-Polynesian hybrids, 255, 256 
Ansell, C., effect of order of birth on 
offspring, 298, 322; of birth intervals, 
321 
Arner, G. B. L., 267 
Aschaffenburg, G., 94 
Ashby, H. T., on infant mortality, 190, 
200 
Assortative mating, 229-231, 236 
Auerbach, E., on effect of order of 
birth on short sight, 307, 322 
Babcock, E. B., and Clausen, R. E., 26 
Bacbhuber. See Cole. 
Baelz, Dr., on Japanese-Caucasian 
crosses, 252 
Bagehot, W., on military selection in 
primitive man, 214 
Bailey, W. B., 141; on racial influence 
of cities, 159 
385 
Bajenoff, Prof., 56 
Baldwin, J. M., social heredity, 1 
Balfour family, 102 
Ball, J. D., and Thomas H., intelligence 
of female offenders, 88 
Ballantyne, J. W., 294 
Ballod, C., on rural and urban death 
rates, 162, 340, 341, 342, 348, 353 
Barr, M. W., mortality of defectives, 
29, 187; heredity in epilepsy, 40, 70, 
280 
Barrington, A., and Pearson, K.., inherit- 
ance of vision, 22, 26; extreme alco- 
holism, 282, 294 
Bateson, Wm., 26 
Bauer, L., 353 
Baxter, J. H., on vitality of blond 
and brunette recruits, 184 
Beale, L., 178 
Beanblossom, M. E., 96 
Beddoe, J., 203; stature of city dwellers, 
365 
Beeton, M., and Pearson, K., inheri- 
tance of longevity, 188, 189, 203, 308 
Beeton, M., Yule, G. U., and Pearson, 
K., inheritance of longevity, 188, 
203 
Bell, A. G., heredity of longevity, 203, 
322; heredity of deafness, 245; size 
of family and death rate, 304, 305; 
marriage of the deaf, 230 
Bemiss, S. M., effects of consanguinity, 
244, 267 
Berkeley, H. I., drunkenness of parents 
and idiocy of offspring, 281 
Bernhardi, Gen., 356; on biology of war, 
205 
Bertillon, J., on the declining birth 
rate, 132, 133, 141; marriage rates 
and status, 233 
Besant, A., law of populations, 179 
