INDEX 



811 



proportion of the sexes in the trout, 

 329 ; on Chimsera monstrosa, 440. 



Buckland, W., on the complexity of 

 crinoids, 12 1. 



Buckler, W., proportion of sexes of 

 Lepidoptera reared by, 334. 



Buckinghamshire, numerical proportion 

 of male and female births in, 319. 



Bucorax abyssinicus, inflation of the 

 neck- wattle of the male during court- 

 ship, 496. 



Budytes Raii, 280. 



Buffalo, Cape, 657. 



, Indian, horns of the, 653. 



, Italian, mode of fighting of the, 



651. 



BufEon, on the number of species of 

 man, 232. 



Bufo sikimmensis, 454. 



Bugs, 369. 



Buist, R., on the proportion of the 

 sexes in salmon, 328; on the pug- 

 nacity of the male salmon, 433. 



Bulbul, pugnacity of the male, 468; 

 display of under tail-coverts by the 

 male, 518. 



Bull, mode of fighting of the, 657; 

 curled frontal hair of the, 686. 



Buller, Dr., on the Huia, 276; the at- 

 tachment of birds, 530. 



BuUflnch, sexual differences in the, 

 289; piping, 478; female, singing 

 of the, 480; courtship of the, 517; 

 widowed, finding a new mate, 527; 

 attacking a reed-bunting, 532 ; nest- 

 ling, sex ascertained by pulling out 

 breast-feathers, 624. 



Bullfinches distinguishing persons, 532 ; 

 rivalry of female, 542. 



Bulls, two young, attacking an old one, 

 139 ; wild, battles of, 647. 



Bull-trout, male, coloring of, during the 

 breeding season, 442. 



Bunting, reed, head feathers of the 

 male, 518; attacked by a bullfinch, 

 532. 



Buntings, characters of young, 599. 



Buphus coromandus, sexes and young 

 of, 627; change of color in, 638. 



BurcheU, Dr., on the zebra, 704; on 

 the extravagance of a Bushwoman 

 in adorning herself, 743; celibacy 

 unknown among the savages of 

 South Africa, 764; on the mar- 

 riage-customs of the Bushwomen, 

 770. 



Burke, on the number of species of 

 man, 233. 



Burmese, color of the beard in, 719. 



Burton, Captain, on negro ideas of 

 female beauty, 746; on a universal 

 ideal of beauty, 749. 



Bushmen, 94. 



Bushwoman, extravagant ornamenta- 

 tion of a, 743. 



Bushwomen, hair of, 224 ; marriage- 

 customs of, 770. 



Bustard, throat-pouch of the male, 483 ; 

 humming noise produced by a male, 

 489 ; Indian, ear-tufts of, 498. 



Bustards, occurrence of sexual differ- 

 ences and of polygamy among the, 

 289 ; love-gestures of the male, 493 ; 

 double moult in, 505. 



Butler, A. G., on sexual differences in 

 the wings of Ariooris epitus, 365; 

 courtship of butterflies, 401 ; on the 

 coloring of the sexes in species of 

 Thecla, 405 ; on the resemblance 

 of Iphias glaucippe to a leaf, 408; 

 on the rejection of certain moths and 

 caterpillars by Uzards and frogs, 424^ 



Butterfly, noise produced by a, 402; 

 Emperor, 401, 403 ; meadow brown, 

 instability of the ocellated spots of, 

 552. 



Butterflies, proportion of the sexes in, 

 330; forelegs, atrophied in some 

 male, 364; sexual difference in the 

 neuration of the wings of, 365 ; pug- 

 nacity of male, 401 ; protective re- 

 semblances of the lower surface of, 

 409; display of the wings by, 410; 

 white, alighting upon bits of paper, 

 414; attracted by a dead specimen 

 of the same species, 414; courtship 

 of, 414; male and female, inhabiting 

 different stations, 418. 



Buxton, C, observations on macaws, 

 140 ; on an instance of benevolence 

 in a parrot, 631. 



Buzzard, Indian honey-, variation in 

 the crest of, 547. 



C 



Cabbage butterflies, 407. 



Cachalot, large head of the male, 649. 



Cadences, musical perception of, by 

 animals, 732-783. 



Csecum, 39; large, in the early pro- 

 genitors of man, 215. 



