400 



INDEX. 



active than female, i. 263 ; parthenogen- 

 esis in, i. 307 ; secondary sexual charac- 

 ters of, i. 318; auditory hairs of ii. 317. 



Crystal worn in the lower lip by some 

 Central African women, ii. 325. 



Cuckoo fowls, i. 285. 



CTTLICIDJ5, i. 246, 339. 



Cullen, Dr., on the throat-pouch of the 

 male bustard, ii. 55. 



Cultivation of plants, probaole origin of. 

 i. 161. 



Cupples, Mr., on the numerical proportion 

 of the sexes in dogs, sheep, and cattle, i. 

 294, 295 ; on the Scotch deerhound, ii. 

 249; on sexual preference in dogs, ii. 

 259. 



CurculiontDjE, sexual difference in length 

 of snout in some, i. 247 ; hornlike pro- 

 cesses in male, i. 362; musical, i. 366, 

 368. 



Curiosity, manifestations of, by animals, 

 i. 41. 



Curlews, double moult in, ii. 77. 



Cursores, comparative absence of sexual 

 difference among the, i. 261. 



Curtis, J., on the proportion of the sexes 

 in Athalia, i.305. 



Cuvier, F., on the recognition of women 

 by male quadrumana, i. 13. 



Cuvier, G., views of, as to the position of 

 man, i. 183 ; on instinct and intelligence, 

 i. 36 ; on the number of caudal vertebrae 

 in the mandrill, i. 144 ; on the position of 

 the seals, i. 183 ; on Ilectocotyle, i. 316. 



Cyanecula suecica, sexual differences of, 

 ii. 187. 



Cyanalcyon, sexual, difference in colors 

 of, ii. 165; immature plumage of, ii. ISO. 



Cychrus, sounds produced by, i. 370. 



Cycinia mendica, sexual difference of col- 

 or in, i. 3S6. 



Cygnus ferns, trachea of, ii. 57. 



Ci/gnus olor, white young of, ii. 202. 



Cyllo Led a, instability of the ocellated 

 spots of, ii. 127. 



C'ynanthus, variation in the genus, ii. 

 120. 



Cynipid^e, proportions of the sexes in, i. 

 305. 



Cynoceplialus, difference of the young, 

 from the adult, i. 13; male, recognition 

 of women by, i. 13 ; polygamous habits 

 of species of, i. 258. 



Cynocephalus chacma, i. 40. 



Cynocephalus gelada, i. 50. 



Cynocephahis hamadryas, i. 50; sexual 

 difference of color in, ii. 278. 



Cynocepluihis leucophus, colors of the 

 sexes of, ii. 278. 



Cynocephalus mormon, colors of the male, 

 *ii. 278, 282. 296. 



Cynocephahis porcarius, mane of the 

 male ii. 255. 



Cypridina, proportions of the sexes in, i. 

 307. 



Cyprintd.*:, proportion of the sexes in the, 

 i. 299. 



Cyprinid^, Indian, ii. 17. 



CYPRrKODONTTD^;, sexual differences In 



the, ii. 7, 9. 

 Cijprinus atiratus, ii. 16. 

 Cyprinus phoximis, spawning of, ii. 15. 

 Cypris, relations of the sexes in, i. 307. 

 Cyatophora cristata, hood of, ii. 265. 



B. 



Dacelo, sexual difference of color in, ii. 



166. 

 Dacelo Gaudichaudi, young male of, ii. 



180. 

 Dal-ripa, a kind of ptarmigan, i. 297. 

 Damalis alMfrons, peculiar markings of, 



ii. 287. 

 Damalis pygarga, peculiar markings of, 



ii. 287. 

 Dampness of climate, supposed influence 



of, on the color of the skin, i. Ill, 233. 

 Danaido?, i. 376. 

 Dances of birds, ii. 65. 

 Dancing, i. 224. 

 Daniell, Dr.. his experience of residence 



in West Africa, i. 236. 

 Darfur, protuberances artificially pro- 

 duced in. ii. 223. 

 Darwin, F., on the stridulation of Der- 



mestes murinus, i. 368. 

 Dasychira pudibunda, sexual difference 



of color in, i. 386. 

 Davis, A. H., on the pugnacity of the male 



stag-beetle, i. 364. 

 Davis, J. B., on the capacity of the skull 



in various races of men, i. 140; on the 



beards of the Polynesians, ii. 306. 

 Death-rate higher in towns than in rural 



districts, i. 169. 

 Death-tick, i. 373. 

 De Candolle, Alph., on a case of inherited 



power of moving the scalp, i. 19. 

 Declensions, origin of, i. 59. 

 Decoration in birds, ii. 68. 

 Decticus, i. 345. 

 Deer, spots of young, ii. 176, 2S8 ; horns 



of, ii. 232, 238; use of horns of, ii. 240, 



251 ; size of the horns of, ii. 247 ; female 



pairing with one male, while others are 



fighting for her, ii. 256 ; male, attracted 



by the voice of the female, ii. 263 ; male, 



odor emitted by. ii. 266 ; development of 



the horns in, i. 278; horns of a, in course 



of modification, ii. 243. 

 Deer, Axis, sexual difference in the color 



of the, ii. 276. 

 Deer, fallow, different colored herds of, il. 



2S1. 

 Deer, Mantchurian, ii.*2S9. 

 Deer, Virginian, ii. 2S9 ; color of the, not 



affected by castration, ii. 274 ; colors of, 



ii. 276. 

 Deerhound, Scotch, greater size of the 



male, i. 2S3, ii. 254. 

 Defensive organs of mammals, ii. 251. 

 De Geer, C, on a female spider destroying 



oi male, i. 329. 



