756 INDEX. 



Kingsley, C., on the sounds produced by Umbrina, 394. 



Kirby and Spence, on sexual differences in the length of th& 

 snout in Curculionidte, 236; on the courtship of insects, 250; on the 

 elytra of Dytixcnx, 313; on peculiarities in the legs of male insects, 

 313; on the relative si/e of the sexes in insects, 310; on the Fulgor- 

 idae, 319; on the habits of Termites, 330; on difference of color in the 

 sexes of beetles, 333; on the horns of the male lamellicorn beetles, 

 33o; on hornlike processes in male Curculiouidae, 339; on the pug- 

 nacity of the male stag-beetle, 339. 



Kite, killed by a game-cock, 412. 



Knot, retention of winter plumage by the, 444. 



Knox, K., on the semilunar fold, 19; on the occurrence of the 

 supra-condyloid foramen in the huinerus of man, 23, on the features 

 of the young Memnon, 192. 



Koala, length of the coecum in, 23. 



Kuban elUptriprymuuv, proportion of the sexes in, 230. 



Kolreuter, on the sterility of hybrid plants, 196. 



Koodoo, development of the horns of the, 265; markings of the, G21. 



Koppen, F. T., on tne migratory locust, 320. 



Koraks, marriage customs of, 683. 



Kordofan, protuberances artificially produced by natives of, 655. 



Korte, on the proportion of sexes in locusts, 287; Hussion locusts, 

 320. 



Kovalevsky, A., on the affinity of the Ascidia to the Vertebrata, 181. 



Kovalevsky, W., on the pugnacity of the male capercailzie, 412; 

 on the pairing of the capercailzie, 416. 



Krause, on a convoluted body at the extremity of the tail in a 

 Macncns and a cat, 25. 



Kupffer, Prof., on the affinity of the Ascidia to the Vertebrata, 181, 



jMbidocera Darwinii, prehensile organs of the male, 301. 



LabrijLH, splendid colors of the species of, 382, labrusmixtus, sexual 

 cifferences in, 382, 386; labrus paoo, 388. 



Lacerlilia, sexual differences of, 401. 



Lafresnaye, M. de, on birds of paradise, 439. 



Lamarck, on the origin of man, 3. 



Lamellibranchiata, 296. 



Lamellicorn beetles, horn-like processes from the head and thorax 

 of, 334, 336; influence of sexual selection on, 341. 



Laniellictrnia, stridtilation of, 343. 



Lamont, Mr., on the tusks of the walrus, 572; on the use of its 

 tusks by the walrus, 585; on the bladder-nose seal. 603. 



Lainponds poi-phyrarns, colors of the female, 516. 



Lampyrulae, distasteful to mammals, 314. 



Lancelet, 181, 187. 



Landois, H., gnats attracted by sound. 318; on the production of 

 sound by the Cicadae, 319; on the stridulating organ of the crickets, 

 321; on Decticus, 323; on the stridulating organs of the Acridiidae, 

 324; stridulating apparatus in Orthoptera, 326; on the strid illation of 

 Ned-aphonia, 342; on the stridulant organs of Cerambyx heros, 343; 

 on the stridulant organ of Ge-ttrupes, 343; on the stridulating organs 

 in the Coleoptera, 344; on the ticking of Anobium, 347. 



Landor, Dr., on remorse for not obeying tribal custom, 130. 



Language, on art, 97; articulate, origin of, 98 ; relation of the 



