5S4 



INDEX. 



on tKtj relative size of the sexes in 

 insects, 279 ; on \he Fulgorida, 

 281 ; on the habits of Termites, 

 291; on difference of colour in the 

 sexes of beetles, 294 ; on the horns 

 of the male laraellicorn beetles, 

 297 ; on hornlike processes mitiale 

 CurculionidEe, 299 ; on the pug- 

 nacity of the male stag-beetle, 299. 



Kite, killed by a game-cock, 363. 



Knot, retention of winter plumage by 

 the, 391 



Knox, R., on the semilunar fold, 17 ; 

 on the occurrence of the supra- 

 condyloid foramen ih the humerus 

 of man, 21 ; on the features of the 

 young Memnon^ 168. 



Koala, length of the ccecum in, 20. 



Kobus ellipsiprymnus, proportion of 

 the sexes in, 247. 



Kolreuter, on the sterility of hybrid 

 plants, 172. 



Koodoo, development of the horns of 

 the, 234 ; markings of the, 543. 



Koppen, F. T., on the migratory lo- 

 cust, 283. 



Kordofan, protuberances artificially 

 produced by natives of, 574. 



Koraks, marriage customs of, 598. 



Korte, on the proportion of sexes Id 

 locusts, 254 ; Russian locusts, 283. 



Kovalevsky, A., on the affinity of 

 the Ascidia to the Vertebrata, 159, 

 160. 



, W., on the pugnacity of the 



male capercailzie, 363 ; on the 

 pairing of the capercailzie, 367. 



Krauze, on a convoluted body at the 

 extremity of the tail in a Macacus 

 aud a cat, 23. 



Kupffer, Prof., on the affinity of the 

 Ascidia to the Vertebrata, 160. 



L. 



La'iidocera Varwiniij prehensile organs 

 of the male, 266 



Lahrus, splendid colours of the species 

 of, 342. 



mutus, sexual differences in, 



337, 341. 



pavo, 342. 



Lacertilia, sexual differences (f, 354. 



Lafresnave, M. de, on birds of para- 

 dise, ;i85. 



Lamarck, on the origin of man, 3. 



Lamellibranchiata, 262. 



Lamellicoru beetles, horn-like pro- 

 cesses from the head and thorax of, 

 295, 298; influence of sexual selec- 

 tion on, 301. 



Lamellicornia, stiidulation of, 303. 



Lamont, Mr., on the tusks of tiie 

 walrus, 502 ; on the use of its 

 tusks by the walrus, 513 ; on the 

 bladder-nose seal, 528. 



Lampornis porphyrurus, colours oi 

 the female, 454. 



Lampyridse, distasteful to mammals, 

 277. 



Lancelet, 159, 165. 



Landois, H., gnats attracted by sound, 

 280 ; on the production of sound 

 by the Cicadse, 281 ; on the stridu- 

 lating organ of the crickets, 284 ; 

 on Decticus, 285 ; on the stridula- 

 ting organs of the Acridiidse, 286 ; 

 stridulating apparatus in Orthop- 

 tera, 288 ; sounds produced by 

 Atropus, 291; on the stridulation 

 of Necrophoriis, 302 ; on the stridu- 

 lant organ of Cerambyx heroSj 303 ; 

 on the stridulant organ of Geo- 

 trupeSy 303 ; on the stridulating 

 organs in the Coleoptera, 304 ; on 

 the ticking oi Anobium, 306. 



Landor, Dr., on remorse for not obey 

 ing tribal custom, 114. 



Language an art, 86; articulate, origin 

 of, 86 ; relation of the progress of, 

 to the development of the brain, 

 87 ; effects of inheritance in pro- 

 duction of, 88 ; complex structure 

 of, among barbarous nations, 91; 

 natural selection in, 91 ; gesture, 

 178 ; primeval, 180 ; of a lost tribe 

 preserved by a parrot, 181. 



Languages, presence of rudiments m, 

 90; classification of, 90; variability 

 of, 90; crossing or blending of, 90; 

 complexity of. no test of perfection 

 or proof of special creation, 92 ; re- 

 semblance of, evidence of commu- 

 nity of origin, 148. 



and species, identity of evidence 



of their gradual development, 90. 



Laniua, 462 ; characters of young, 

 464. 



rLfuSj anomalous voung or. 



482. 



