SCROPE. 



INDEX. 



SEXUAL. 



483 



SCROPE, on the Scotch deeihound, ii. 

 49, 100. 



ScUDDER, Dr., on re-growth, ii. 359. 



Sebright, Sir John, effects of close 

 inter-breeding in dogs, ii. 199; care 

 taken b}-, in selection of fowls, ii. 181. 



Secale cereals, ii. 241. 



Sedgwick, W., effects of crossing on the 

 female, i. 436 ; on the " Porcupine 

 man," i. 448 ; on hereditary diseases, 

 i. 451 ; hereditary affections of the 

 eye, i. 453, ii. 54 ; inheritance of poly- 

 dactylism and anomalies of the ex- 

 tremities, i, 458, 459 ; morbid uni- 

 formity in the same family, i. 460 ; 

 on deaf-mutes, i. 466 ; inheritance of 

 injury to the eye, i. 469; atavism 

 in diseases and anomalies of structure, 

 ii. 8 ; non-reversion to night-blind- 

 ness, ii. 10 ; sexual limitation of the 

 transmission of peculiarities in man, 

 ii. 48, 49 ; on the effects of hard- 

 drinking, ii. 280 ; inherited baldness 

 with dericiency of teeth, ii. 319, 320; 

 occurrence of a molar tooth in place 

 of an incisor, ii. 375 ; diseases occur- 

 ring in alternate generations, ii. 396. 



Sedillot, on the removal of portions of 

 bone, ii. 286 



Seeds, early selection of, ii. 188 ; rudi- 

 mentary, in grapes, ii. 306 ; relative 

 position of, in the capsule, ii. 337. 



Seeds and buds, close analogies of, i. 

 444. 



Seemann, B., crossing of the wolf and 

 Esquimaux dogs, i. 22. 



Segregation of characters, i. 425, 439. 



Selby, p. J., on the bud-destroying 

 habits of the bullfinch, ii. 217. 



Selection, ii. 176-236 ; methodical, i. 

 224, ii. 178-195 ; by the ancients 

 and semi-civilised people, ii. 185-195 ; 

 of trifling characters, ii. 193-195; 

 unconscious, i. 224, 227, ii. 158, 

 195-202 ; effects of, shown by differ- 

 ences in most valued parts, ii. 202- 

 205 ; produced by accumulation of 

 variability, ii. 205-208; natural, as 

 affecting domestic productions, ii. 

 169-174, 209-219; as the origin of 

 species, genera, and other groups, ii. 

 425-428 ; circumstances favourable 

 to, ii. 219-226 ; tendency of, towards 

 extremes, ii. 226-229 ; possible limit 



of, ii. 229 ; influence of time on, ii. 

 230, 232 ; summary of subject, ii. 

 234, 236 ; effects of, in modifying 

 breeds of cattle, i. 96; in preserving 

 the purity of breeds of sheep, i. 

 103, 104; in producing varieties of 

 pigeons, i. 222-229 ; in breeding 

 fowls, i. 244, 245 ; in the goose, i. 

 305; in the canary, i. 311; in the 

 gold-fish, i. 312: in the silkworm, i. 

 316, 317 ; contrasted in cabbages and 

 cereals, i. 341 ; in white mulberry, i. 

 354 ; on gooseberries, i. 378 ; applied 

 to wheat, i. 335, 336 ; exemplified 

 in carrots, &c., i. 345 ; in potato, i. 

 351 ; in the melon, i. 383 ; in flower- 

 ing plants, i. 388 ; in the hyacinth, i. 

 395 ; applied to bud-varieties of 

 plants, i. 443 ; illustrations of, ii. 

 416-424. 



Selection, sexual, ii. 51. 



Self-impotence in plants, ii. 112- 

 122; in individual plants, ii. 117- 

 120; of hybrids, ii. 158. 



Selwyn, Jlr., on the Dingo, i. 26. 



Selys-Longchamps, on hybrid ducks, 

 i. 199, ii. 20, 140; hybrid of the 

 hook-billed duck and Egyptian goose, 

 i. 296. 



Seringe, on the St. Vale'ry apple, i. 371. 



Serpent melon, i. 383, ii. 324. 



Serres, Olivier de, wild poultry in 

 Guiana, i. 249. 



Sesamum, white-seeded, antiquity of 

 the, ii. 425. 



Setaria, found in the Swiss lake-dwell- 

 ings, i. 335. 



Settegast, sheep poisoned by buck- 

 wheat, ii. 331. 



Setters, degeneration of, in India, i. 

 39 ; Youatt's remarks on, i. 43. 



Sex, secondary characters of, latent, ii. 

 26, 27 ; of parents, influence of, on 

 hybrids, ii. 255. 



Sexual characters, sometimes lost in 

 domestication, ii. 50. 



Sexual limitation of characters, ii. 47- 

 51. 



Sexual peculiarities, induced by do- 

 mestication in sheep, i. 98 ; in fowls, 

 i. 264-267 ; transfer of, i. 268-270. 



Sexual variability in pigeons, i. 169, 

 170. 



Sexual selection, ii. 51. 



