622 



INDEX. 



out breast-feathers, 478; on ori- 

 oles breeding in immature plum- 

 age, 479; on the sexes and young 

 of Buphus and Anastomus, 481; 

 on the young of the blackcap 

 and blackbird, 482; on the young 

 of the stonechat, 4S7; on the 

 white plumage of Anastomus, 

 488; on the horns of Bovine ani- 

 mals, 501; on the, horns of An- 

 tilope bezoartica,' 503; on the 

 mode of fighting of Ovis oyclo- 

 ceros, 504; on the voice of the 

 Gibbons, 522; on the crest of the 

 male wild goat, 526; on the colors 

 of Portax picta, 530; on the col- 

 ors of Antilope bezoartica, 531; 

 on the color of the Axis deer, 

 532; on sexual difference of color 

 In Hylobates hoolock, 532; on the 

 hog-deer, 541; on the beard and 

 whiskers in a monkey becoming 

 white with age, 554. 



Boar, wild, polygamous in India, 

 213; use of the tusks by the, 509; 

 fighting of, 514. 



Boardman, Mr., Albino birds in U. 

 S., 413. 



Boitard and Corbie, MM., on the 

 transmission of sexual peculiar- 

 ities in pigeons, 225; on the an- 

 tipathy shown by some female 

 pigeons to certain males, 412. 



Bold, Mr., on the singing of a. 

 sterile hybrid canary, 365. 



Bombet, on the variability of the 

 standard of beauty in Europe, 

 591. 



Bombus, difference of the sexes 

 in, 290. 



Bombycidffi, coloration of, 310; 

 pairing of the, 314; colors of, 315. 



Bombycilla carolinensis, red ap- 

 pendages of, 455. 



Bombyx cynthia, 276; proportion 

 of the sexes in, 245, 249; pairing 

 of, S14. 



. mori, difference of size of 



the male and female cocoons of, 

 275; pairing of, 314. 



. . Pernyi, proportion of sexes 



of, 249. 



Tama-mai, 276; M. Person- 



nat on, 246; proportion of sexes 

 of, 249. 



Bonaparte, C. L., on the call- 

 notes of the wild turkey, 370. 



Bond, P., on the finding of new 

 mates by crows, 402. 



Bone, implements of, skill dis- 

 played in making, 48. 



Boner, C, on the transfer of male 

 characters to an old female 

 chamois, 600; on the habits of 

 stags, 511; on the pairing of red 

 deer, 518. 



Bones, increase of, in length and 

 thickness, when carrying a 

 greater weight, 31. 



Bonizzi, P., difference of color in 

 sexes of pigeons, 225. 



Bonnet monkey, 146. 



Bonwick, J., extinction of Tasma- 

 nians, 179, 180. 



Boomerang, 141. 



Boreus hyemalis, scarcity of the 

 male, 251. 



Bory St. Vincent, on the number 

 of species of man, 170; on the 

 colors of Labrus pavo, 339. 



Bos etruscus, 501. 



■ gaurus, horns of, 501. 



■ ■ moschatus, 525. 



primigenius, 497. 



sondaicus, horns of, 501; 



colors of, 531. 



Botocudos, 140; mode of life of, 

 192; disfigurement of the ears 

 and lower lip of the, 570. 



Boucher de Perthes, J. C, de, on 

 the antiquity of man, 2. 



Bourbon, proportion of the sexes 

 in one species of Papilio from, 

 246. 



Bourien, on the marriage-customs 

 of the savages of the Malay 

 Archipelago, 593. 



Bovidae, dewlaps of, 527. 



Bower-birds, 401; habits of the, 

 377; ornamented playing-places 

 of, 89, 408. 



Bows, use of, 174. 



Braohycephalic structure, pos- 

 sible explanation of, 54. 



Brachyura, 265. 



Braohyurus oalvus, scarlet face 

 of, 546. 



Bradley, Mr., abductor ossis met- 

 atarsi quinti in man, 41. 



Brain, of man, agreement of the, 

 with that of lower animals, 6; 

 convolutions of, in the human 

 foetus, 11; Influence of develop- 

 ment of mental faculties upon 

 the size of the, 52; influence of 

 the development of, on the spi- 

 nal column and skull, 53; larger 

 in some existing mammals than 

 in their tertiary prototypes, 78; 

 relation of the development of 

 the, to the progress of language, 

 85; disease of the, affecting 

 speech, 86; difference in the con- 

 volutions of, in different races 

 of men, 163; supplement on, by 

 Prof. Huxley, 194; development 

 of the gyrl and sulci, 200. 



Brakenridge, Dr., on the influence 

 of climate, 31. 



Brandt, A., on hairy men, 19. 



Braubach, Prof., on the quasi-re- 

 ligious feeling of a dog towards 

 his master, 93; on the self-res- 

 traint of dogs, 100. 



Brauer, P., on dimorphism in 

 Neurothemis, 288. 



Brazil, skulls found in caves of. 

 165; population of, 169; compres- 

 sion of the nose by the natives 

 of, 577. 



Break between man and the apes, 

 152. 



