682 



TODAS. 



INDEX. 



TUBDUS. 



Todas, infanticide and proportion of 

 sexes, 255; practise poyandry, 

 593; choice of husbands amongst, 

 593. 



Toe, great, condition of, in the human 

 embryo, 11. 



Tomicus villosus proportion of the 

 sexes in, 253. 



Tomtit, blue, sexual difference of co- 

 lour in the, 458. 



Tonga Islands, beardlessness of the 

 natives of, 560, 581. 



Tooke, Home, on language, 86. 



Tools, flint, 145 ; used by monkeys, 

 81 ; use of, 48. 



Topknots in birds, 384. 



Tortoise, voice of the male, 567, 



Tortures, submitted to by American 

 savages, 118. 



Totanus, double moult in, 390. 



Toucans, colours and nidification of 

 the, 455; beaks and ceres of the, 

 491. 



Towns, residence in, a cause of dimi- 

 nished stature, 31. 



Toynbee, J., on the external shell of 

 the ear in man, 14. 



Trachea, convoluted and imbedded in 

 the sternum, in some birds, 374 ; 

 structtire of the, in Rhynchrea, 476. 



Trades, affecting the form of the 

 skull, 56. 



Tragelaphus, sexual differences of 

 colour in, 535. 



scriptus, dorsal crest of, 530 ; 



markings of, 543, 544. 



Tragopan, 220; swelling of the wat- 

 tles of the male, during courtship, 

 383 ; display of plumage by the 

 male, 397 ; markings of the sexes 

 of the, 428. 

 Tragops dispar, sexual difference in 

 the colour of, 351. 



Training, effect of, on the mental 

 difference between the sexes of 

 man, 565. 



Transfer of male characters to female 

 birds, 470. 



Transmission, equal, of ornamental 

 characters, to both sexes in mam- 

 mals, 542. 



Traps, avoidance of, by animals, 80 ; 



use of, 48. 

 Treachery, to comrades avoidance of, 

 by savages, 111 



Tremex columbce, 292. , 



Tribes, extinct, 128; extinction of, 

 182. 



Tric.'/ius, difference of colour in the 

 sexes of a species of, 294. 



Trigla, 347. 



Trimen, R., on the proportion of the 

 sexes in South African butterflies, 

 250 ; on the attraction of males by 

 the female of Laslocampa quercu$ t 

 252 ; on Pneumora, 288 ; on dif- 

 ference of colour in the sexes of 

 beetles, 294; on moths brilliantly 

 coloured beneath, 315 ; on mimicry 

 in butterflies, 325 ; on Gyn -nisa 

 Tsis, and on the ocellated spots of 

 Lepidoptera, 428 ; on C/jllo Ledi t 

 429. 



Tringa, sexes and young of, 485. 



cornuta, 391. 



Triphcem, coloration of the species 

 of, 313. 



Tristram, H. B., on unhealthy dis- 

 tricts in North Africa. 194; or. 

 the habits of the chaffinch in Pales- 

 tine, 248 ; on the birds of the 

 Sahara, 456; on the animals in- 

 habiting the Sahara, 489. 



Triton cristatus, 348. 



pdmipes, 348. 



P'inctatus, 348. 



Troglodyte skulls, greater than those 

 of modern Frenchmen, 55. 



Troglodytes vulgaris, 473. 



Trogons, colours and nidification of 

 tlie, 455, 456. 



Tropic-birds, white onlv when mature, 

 492. 



Tropics, freshwater fishes of the, 

 343. 



Trout, proportion of the sexes in, 

 249 ; male, pugnacity of the, 332. 



Trox sabn'osus, stridulation of, 303. 



Truth, not rare between members of 

 the same tribe, 118; more highly 

 appreciated by certain tribes, 122. 



Tulloch, Major, on the immunity of 

 the negro from certain fevers, 193. 



Tumbler, almond, change of plumag? 

 in the, 238. 



Turdus iiu-rtdi, 455 ; young of, 487 



migratorius, 464. 



musicus, 455. 



polyglottus, young of, 487. 



torquatus, 455 



