416 
BROWN. 
INDEX. 
BUSHMEN. 
242 ; on the occasional absence of 
the tusks in the female walrus, ii. 
242 ; on the bladder-nose seal, ii. 
278 ; on the colours of the sexes in 
Phoca gi'CenlandiaX) ii. 287 ; on 
the appreciation of music by seals, 
ii. 333 ; on plants used as love- 
philters, by North American women, 
ii. 344. 
Brown-SeQUARD, Dr., on the inheri- 
tance of the effects of operations by 
guinea pigs, ii. 380. 
Bruce, on the use of the elephant’s 
tusks, ii. 249. 
Bruleiue, P. de la, on the habits of 
Ateuchus cicatricosus , i. 37(3 ; on 
the stridulatiou of Ateuchus, i. 384. 
Brunnich, on the pied ravens of the 
Feroe islands, ii. 12(3. 
Brvant, Oapt., on the courtship of 
Callorkinus ursinus, ii. 2(39. 
Bu'kis bison , thoracic projection of, i. 
372. 
Bucephalus capensis, difference of the 
sexes of, in colour, ii. 29. 
Buceros , nidification and incubation 
of, ii. 169. 
Buceros bicornis , sexual differences in 
the colouring of the casque, beak, 
and mouth in, ii. 129. 
Buceros corrugatus, sexual difference 
in the beak of, ii. 72. 
Buchner, L., on the origin of man, 
i. 4; on the want of self-conscious- 
ness, &c., in low savages, i. 62 ; on 
the use of the human foot as a 
prehensile organ, i. 142 ; on the 
mode of progression of the apes, 
i. 142. 
Bucklaxd, F., on the numerical pro- 
portion of the sexes in rats, i. 305 ; 
on the proportion of the sexes in 
the trout, i. 308 ; on Chimiera mon - 
strosa, ii. 12. 
Buckland, W., on tne complexity of 
crinoids, i. 61. 
Buckler, W., proportion of sexes of 
Lepidoptera reared by, i. 313. 
Buckinghamshire, numerical pro- 
portion of male and female births 
in, i. 300. 
Bucorax abyssinicus , inflation of the 
neck-wattle of the male, during 
courtship, ii. 72. 
Budgies Pan, i. 260. 
Buffalo, Cape, ii. 250. 
Buffalo, Indian, horns of the, ii* 
247. 
Buffalo, Italian, mode of fighting of 
the, ii. 250. 
Buffon, on the number of species of 
man, i. 226. 
Bugs, i. 349. 
Bujst, R., on the proportion of the 
sexes in salmon, i. 308 ; on the pug- 
nacity of the male salmon, ii. 3. 
Bulbul, pugnacity of the male, ii* 
41 ; display of under tail-coverts 
by the male, ii. 96. 
Bull, mode of fighting of the, ii. 250 ; 
curled frontal hair of the, ii. 282. 
Bullfinch, sexual differences in the, 
i. 269; piping, ii. 52; female, sing- 
ing of the, ii. 54; courtship of the, 
ii. 94 ; widowed, finding a new 
mate, ii. 105 ; attacking a reed- 
bunting, ii. Ill ; nestling, sex as- 
certained by pulling out breast- 
feathers, ii. 214. 
Bullfinches distinguishing persons, 
ii. 110; rivalry of female, ii. 121. 
Bulls, two young, attacking an old* 
one, i. 75 ; wild, battles of, ii. 240. 
Bull-trout, mate, colouring of, 
during the breeding season, ii. 14. 
Bunting, reed, head feathers of the 
male, ii. 95; attacked by a bull- 
finch, ii. 111. 
Buntings, characters of young, h* 
184. 
Buphus coromandus , sexes and young 
of, ii. 217 ; change of colour in, h* 
231, 232. 
Buhcii ell, Dr., on the zebra, ii. 302; 
on the extravagance of a Bush- 
woman in adorning herself, 11, 
344; celibacy unknown among the 
savages of South Africa, ii. 367 ; 
on the marriage-customs of the 
Bush women, ii. 374. . 
Burke, on the number of species ot 
man, i. 226. 
Burmese, colour of the beard in, 1! * 
319. - 
Burton, Capt., on negro ideas 0 
female beauty, ii. 346 ; on a u® 1 ' 
versal ideal of beauty, ii. 351. 
Bushmen, i. 157. 
