INDEX 



Abnormal conditions, acquired and 

 innate, 256 



Abnormalities, 287 ; expressed only 

 in one sex, 290 



Accessory chromosome, 492 



Acquired characters, transmission 

 of, 164; defined, 173, 211, 212 



Adami, Prof., 186, 278 



Adjustments, temporary and in- 

 dividual, 72 



Age of parents as a factor in sex- 

 determination, 484 



Albuminuria, 261 



Alcoholism, 189, 219, 273 



Allbutt, T. Clifford, on disease, 251 



Allelomorphs, simple and com- 

 pound, 352 



Alpine plants, modification in, 1 10 



Alternative inheritance, 116 



Amnion on supernumerary mam- 

 mae, 129 



Amphidasys, variation in, 87 



Amphimixis, 49, 54 ; a cause of 

 variation, 103 ; maturation and, 



435 



Amputations, 224 



Anabolism, 71 



Ancestors, reduction of, 322 



Ancestral plasms, 427 



— inheritance, Mendelism in rela- 

 tion to, 371 ; Galton's law of, 



323. 522 

 Andalusian fowls, 352 

 Antenatal modifications, 271 

 Anticipation of disease, 302 

 Architecture of inheritance, 392 



Argyll, Duke of, on inheritance of 



acquired characters, 196 

 Aristotle's Historia Animalium, 167 

 Atavism, 132; "systematic," 123, 



137 

 Amelia aurita, discontinuous varia- 

 tion in, 87 



Bailey, 14 



Balbiani, 410 



Baldwin, Prof. Mark, 243 



Ballantyne, Dr. J. W., 161, 163 

 223, 229 



Barclay, R. W., 388 



Baron, 154 



Basset-hounds, coat colour in, 323 



Bateson, 65, 75, 83, 85, 120; on 

 Mendel's theory, 354, 383 ; on 

 congenital cataract, 371 ; on 

 practical applications of biology, 



Bats, fertilisation in, 152 



Beard, Dr. John, 490 



Bedart, 289 



Bees, queen, fertilisation of, 152 



Behring, 271 



Bell, Dr. Joseph, 126 



Beneden, Van, 46, 437 



Bergson, Prof., 235 



Bernard, Claude, 153 



Bert, Paul, experiments on Daph- 



niae, 189 

 Besler, W., 228 

 Biometrika, 79, 80 

 Bleeding, 272 

 Blended inheritance, 382 



619 



