418 



INDEX. 



"Blood" not to bo estimated in mathe- 

 matical proportions, 340. 



Bones, an index of qualities, 3G6. 



Bone-spavin inherited, 28. 



Booth Short-Horns, causes of diminished 

 fecundity in, 170; in-bred, 143-146; 

 pedigree of, 147. 



Brand-marks on animals, heredity of, 58. 



Breeding as an art, 1 ; importance of care 

 in, 842. 



Breeding-in-the-line defined, 349. 



Breeds, origin of, 837 ; refined characters 

 of improved, 97; uniformity in charac- 

 ters of, 13. 



Bremen geese, in-bred, 166. 



Brisket, form of, 375. 



Brown-Sequard's, Dr., experiments with 

 Guinea-pigs, 58, 59. 



Buft Cochins, atavism in, from cross of 

 families, 206. 



Butts, Mr. George, in-breeding of Short- 

 Horns, 163. 



Calculi, renal, heredity of, 229. 

 Cancer, heredity of, 38. 

 Carnivora, correlated characters of, 84. 

 Cat, case of cross-heredity in, 253 ; with 



crushed tail, 57. 

 Cats, inherited habit in, 43 ; white, with 



blue eyes, deaf, 88. 



Cattle, in South America, milking quali- 

 ties of, 101 ; wild, of Chillingham Park, 



165. 

 Characters inherited as physiological 



units, 76. 

 Charmer, Short-Horn cow, breeding of, 



171-174. 



Charmoise breed of sheep, origin of, 197. 

 Cheese, inherited aversion to, 229. 

 Chest, form of, 374. 

 Cheviot sheep crossed on Black -Faced 



Heath breed, 193 ; cross with Dishley, 



194. 



Chillingham Park cattle, 165. 

 Circulation, capillary, importance of, 879. 

 Civilization, influence of, on fecundity, 



123. 

 Clarissa, Short-Horn cow, pedigree of, 



171. 

 Climatic variations of wheat and maize, 



94. 

 Close-breeding, 137, 349; not a direct 



cause of degeneracy, 162 ; objections to, 

 188. 



Coat, peculiarities of, 81. 



Colling Short-Horns, pedigree of, 172. 



Color, atavic transmission of, 69. 



Color-blindness and musical ear, 87 ; he- 

 redity of, 19 ; sexual limitation in he- 

 redity of, 228. 



Combination of qualities, how produced, 

 892. 



Conditions of life, influence of, on fecun- 

 dity, 108, 394; a cause of variation, U2, 

 104, 105. 



Consanguineous marriages, reports on, 

 176-186. 



Constancy of species and types, 12. 



Consumption, statistics of, 26. 



Congenital defects, 23 ; caused by defec- 

 tive sanitary conditions, 105. 



Corpus luteum, peculiarities of, 276. 



Correlation, law of, 88 ; law of, illustrated 

 in monstrosities, 291 ; of horns with 

 reproductive organs, 88; of milking 

 qualities and fertility, 122, 175. 



Correlations of external form, 353-855; 

 of functions, 108. 



Cotmore, Hereford bull, pedigree of, 164. 



Cow, period of gestation in, 402 ; prolific, 

 181-138. 



Cregan, Irish horse, transmitting blind- 

 ness, 29. 



Cross-bred, definition of, 849. 



Cross-breeding, 190 ; continued influence 

 of, 840; effects of, 193, 204, 340; good 

 males required in, 195. 



Cross-heredity, case of, in cat, 253. 



Cross-breeds, difficulty in establishing, 

 208. 



Cross of Cheviot and Black-Faced Heath 

 breeds, 193. 



Curbs, heredity of, 28. 



Darkness, influence of, in producing de- 

 formities, 105. 



Dauborn, village of, intermarriages in, 186. 



Day-blindness, heredity of, 20. 



Deaf-dumbness and consanguinity, 176 ; 

 heredity of, 178. 



Deafness, alternation of, in a family, 74; 

 in cats, correlated with color, 88. 



Deer, correlation of horns and reproduc- 

 tive organs in, 88. 



