420 



INDEX. 



Foscote flock, in-breeding of, 158. 



Fowls, Dominique, in-breeding of, 167 ; 

 fecundity of, in confinement, 109 ; fifth 

 toe in, 52. 



Free-martins, imperfect reproductive or- 

 gans of, 184, 185. 



Functional derangement of organs trans- 

 mitted, 59. 



Function, heredity of, not dependent on 

 structure, 64. 



Geese in-bred by Colonel Jaques, 166. 



Gestation, influence of sex on period of, 

 408; period of, 400; period of, varies 

 with size of animals, 400. 



Gold Drop, pedigree of merino ram, 152. 



Goldsmith's Maid, pedigree of, 151. 



Grades, breeding of, 204, 211, 898; de- 

 fined, 349 ; high-bred males desirable 

 in breeding, 398. 



Grease in horses, heredity of, 30. 



Greyhounds acclimated in Mexico, 102. 



Grazier, Short-Horn bull, pedigree of, 

 171, 173. 



Guinea-pigs, Dr. Brown-Soquard's ex- 

 periments with, 58, 59; Dr. Dupuy's 

 report of experiments with, 60. 



Habit, change of, in animals, 47. 



Habits, heredity of, 43. 



Hair, lock of different color inherited, 56; 

 turning gray early in life, inherited, 20. 



Half-and-half theory of generation, objec- 

 tions to, 238. 



Hammond family of merino sheep in- 

 bred, 150. 



Hampshire sheep, cross-breeding of, 191. 



Handling, indications of, 379. 



Handwriting, heredity of, 44. 



Hardiness, diminished, in improved 

 breeds, 389. 



Harmony of different farm interests, 9. 



Haemorrhage, heredity of, with sexual 

 limitation, 72. 



Herbivorous animals, correlated charac- 

 ters of, 85. 



Heredity, half-and-half theory of, 234 ; 

 of abnormal characters, 49 ; of acquired 

 characters, 40 ; of bony tumors, 31 ; of 

 deaf-mutism, 178-180 ; of disease, 22 ; 

 of functional activity of organs, 23 ; of 

 habits, 43, 47; of normal characters, 



11; of the production of twins, 128, 



129. 

 Hereford cattle, in-breeding of, 146, 164; 



bull Cotmore, breeding of, 163, 164; 



form of recorded pedigrees, 413. 

 High-breeding defined, 139, 349 ; relations 



to prepotency, 216. 

 Hind-quarters, form of, 875. 

 Hornless bull, accidental character trans- 

 mitted, 54. 



Horns, an index of qualities, 371. 

 Horse, correlation of white on feet and 



face, 88. 



Horses in-bred, 149. 

 Houdan fowls, fifth toe in, 52. 

 Hybrids, peculiarities of, 242-248. 

 Hydrocele, transmitted by female, 232. 



Ichthyosis, hereditary case of, 71. 



Ideal model of Bakewell, 2. 



Idiocy, acquired, not congenital, 187; re- 

 lation to marriages of consanguinity. 

 187. 



Imagination, supposed influence of, 281- 

 287. 



Immaturity in breeding stock, effect on 

 offspring, 86. 



Impregnation, continued influence of, 

 273-277; influence of previous, 255, 

 partial, 278-280 ; repeated fertilization 

 to produce, 279. 



Impaired nutrition and decreased fecun- 

 dity, 112. 



Improved breeds, artificial characters of, 

 155;. characters difficult to retain, 104. 



Improvements limited by tendency to 

 variation, 107. 



In-and-in breeding, 187; and impaired 

 fecundity, 168 ; generally practised by 

 improvers of breeds, 140, 141, 143 ; in- 

 fluence of, 156; objects of, 140, 154, 

 155. 



In-breeding necessary to retain family 

 characters, 157. 



Incubation, supposed influence of. on off- 

 spring, 281. 



Indian-corn, climatic variations in, 93. 



Indirect transmission of disease, 84. 



Inheritance of parental characters, 79. 



Insanity, heredity of, 27 ; relation of; to 

 consanguinity, 188. 



Instincts, accumulated experience, 47. 



