630 



INDEX. 



Brodie, Sir B., on the origin of the 

 moral sense in man, 98. 



Bronn, H. G., on the copulation of 

 insects of distinct species, 275. 



Bronze period, men of, in Europe, 

 128. 



Brown, R., sentinels of seals generally 

 females, 100; on the battles of 

 seals, 500; on the narwhal, 502; 

 on the occasional absence of the 

 tusks in the female walrus, 502 ; 

 on the bladder-nose seal, 528 ; on 

 the colours of the sexes in JPhoca 

 Grcenlandica, 535 ; on the appre. 

 ciation of music by seals, 569 ; on 

 plants used as love-philters, by 

 North American women, 577. 



Brown, Dr. Crichton, injury to i'^ifants 

 during partuijuion, 244. 



Brown-Se'quard, Di-., on the inheri- 

 tance of the effects of operations by 

 guinea-pigs, 60, 603. 



Bruce, on the use of the elephant's 

 tusks, 507. 



Brulerie, P. de la, on the habits of 

 Ateuchus cicatricosus, '600 ; on^the 

 stridulation of Ateuchus, 306. 



Briinnich, on the pied ravens of the 

 Feroe islands,. 424. 



Bryant, Dr., preference of tame pigeon 

 for wild mate, 418. 



- ■-, Capt, on the courtship of 

 Callorhinus ursinus, 522, 



Bubas bison, thoracic projection of, 

 298. 



Bucephalus capensis, difference of the 

 sexes of, in colour, 351. 



BuceroSj nidification and incubation of, 

 454. 



bicomis, sexual differences in the 



colouring of the casque, beak, and 

 mouth in, 425, 



corrugatuSj sexual differences in 



the beak of, 383. 



Biichner, L., on the origin of man, 

 3 ; on the use of the human foot as 

 a prehensile organ, 52 ; on the mode 

 of progression of the apes, 52 ; on 

 want of self-consciousness, &c., in 

 savages, 83. 



Kucholz., Dr., quarrels of chamieleons, 

 357. 



Buckland, F., on the numerical pro- 

 portion of the sexes in rats, 247; 

 on the proportion of the sexes in 



the trout, 249; on Chimccra mou* 



strosa, 338. 

 Buckliind, W., on the complexity of 



crinoids, 91. 

 Buckler, W., proportion of sexes of 



Lepidoptera reared by, 253. 

 Buckinghamshire, numerical propor- 

 tion of male and female births in, 242. 

 Bucorax abyssinicus, inflation of thp 



neck-wattle of the male duripg 



courtship, 383. 

 Budytes Baii, 212. 

 Buffalo, Cape, 508. 



, Indian, horns of the, 505. 



■ , Italian, mode of 6ghting of tht*, 



508. 

 Buffon, on the number of species of 



man, 174. 

 Bufo sikimmensis, 349. 

 Bugs, 281. 

 Buist, R., on the proportion of the 



sexes in salmon, 249 ; on the pug- 

 nacity of the male salmon, 332. 

 Bulbul, pu.8;nacity of the male, 360 ; 



display of under tail-coverts by tht 



male, 402. 

 Bull, mode of fighting of the, 508 ; 



curled frontal hair of the, 531. 

 Buller, Dr., on the Huia, 208 ; the 



attachment of birds, 410. 

 Bullfinch, sexual differences in the, 



219; piping, 369 ; Female, singing 



of the, 370 ; courtship of the, 401"; 



widowed, finding a new mate, 408 ; 



attacking a reed-bunting, 412 ; 



nestling, sex ascertained by pulling 



out breast-feathers, 484, 

 Bullfinches distinguishing persons, 



412 ; rivalry of female, 420. 

 Bulls, two young, attacking an old 



one, 101 ; wild, battles of, 501. 

 Bull-trout, male, colouring of, during 



the breeding season, 340. 

 Bunting, reed, head fea'thers of the 



male, 402; attacked by a bullfinch, 



412. 

 Buntings, characters of young, 464. 

 Buphus coromandus, sexes and young 



of, 486; change of colour in, 494. 



495. 

 Burchell, Dr., on the zebra, 545 ; on 



the extravagance of a bushwoman 



in adorning herself, 577 ; celibacv 



unknown among the savages n( 



South Africa, 594; on the mar 



