7CO INDEX. 



Lucanus, large size of males of, 316; lucamis cervtts, numerical 

 proportion of sexes of, 286 ; weapons of the male, 339; lucanus 

 elaphus, use of mandibles of, 340; large jaws of male, 312. 



Lucas Prosper, on pigeons, 475; on sexual preference in horses and 

 bulls. 593. 



Luminosity in insects, 314. 



Lunar periods, 8, 187. 



Lund, Dr., on skulls found in Brazilian caves, 192. 



Lungs, enlargement of, in the Quicliua and Ayinara Indians, 38; 

 a modified swim-bladder, 183 ; different capacity of, iii races of 

 man. 191. 



Luschka, Prof., on the termination of the coccyx, 25. 



Luxury, expectation of life uninfluenced by, 154. 



LycwiHi, sexual differences of color in species of, 351. 



Lycsenap, colors of, 354. 



Lyell, Sir C.. on the antiquity of man, 2; on the origin of man, 3; 

 on the parallelism of the development of species and languages, 102; 

 on the extinction of languages 102; on the Inquisition, 160; on the 

 fossil remains of vertebrata, 178; on the fertility of mulattoes, 194. 



Lynx, Canadian, throat-ruff of the, 594. 



Lyre-bird, assemblies of, 461. 



Macacus, ears of, 17; convoluted body in the extremity of the tail 

 of, 26; variability of the tail in species of, Go; whiskers of species of, 

 607; inactions branneus, 66; macacus cynomolgns, superciliary ridge 

 of, 63lj; beard and whiskers of, becoming wLite with age, 637; 

 macacutt ecaudattts, 67; macacus laxiotus, facial spots of, 629; maca- 

 cux nementstritius, 710; macacus radiatus, 171; macacus rhesus, sexual 

 difference in the color of, 616, 629. 



Macalister, Prof., on variations of the palmaris accessories muscle, 

 30; on muscular abnormalities in man, 47, 48; on the greater varia- 

 bility of the muscles in men than in women, 253. 



Macaws, Mr. Buxton's observations on, 115, 425. 



McCann, J., on mental individuality, 95. 



McClelland J., on the Indian Cyprinidae. 389. 



Macculloch, Col., on an Indian village without any female 

 children, 676. 



Macculloch, Dr., on tertian ague in a dog, 8. 



Macgillivray, W., on the vocal organs of birds, 101; on the 

 Egyptian goose, 414; on the habits of woodpeckers, 427; on the 

 habits of the snipe, 428; on the whitethroat, 432; on the moulting 

 of the snipes, 444; on the moulting of the Anatida?, 446; on the 

 finding of new mates by magpies, 453; on the pairing of a blackbird 

 and thrush, 470; on pied ravens, 482 ; on the guillemots, 482; on 

 the colors of the tits, 521; on the immature plumage of birds, 530, 

 ct seq. 



Machetes, sexes and young of, 553, ct seg.; machetes pugnax, sup- 

 posed to be polygamous, 248; numerical proportion of the sexes in, 

 280; pugnacity of the male, 409; double moult in, 443. 



Mclnto^-h, Dr., colors of the Nemertians, 299. 



McKennan, marriage customs of Koraks, 684. 



Mackintosh, on the moral sense, 110, 



MacLachlan, R., on Apatania mulicbris and Boreus hycmalis, 2S7, 

 on the anal appendages of male insects, 311; on the pairing of 



