468 



TEPHRODORNIS. 



INDEX. 



TORTURES. 



Tephrodornis, young of, ii. 190. 



Terai, i. 237. 



Termites, habits of, i. 364. 



Terns, white, ii. 228 ; and black, ii. 



230. 

 Terns, seasonal change of plumage 



in, ii. 228. 

 Terror, common action of, upon the 



lower animals and man, i. 39. 

 Testudo nigra, ii. 28. 

 Tetrao cupido, battles of, ii. 50 ; 



sexual difference in the vocal organs 



of, ii. 56, 

 Tetrao phasianellus, dances of, ii. 68 ; 



duration of dances of, ii. 100. 

 Tetrao scoticus, ii. 170, 185, 194. 

 Tetrao tetrix, ii. 170, 185, 194; pug- 

 nacity of the male. ii. 45. 

 Tetrao umhellus, pairing of, ii. 49 ; 



battles of, ii. 50 ; drumming of the 



male, ii. 61. 

 Tetrao tirogaUoides, dances of, ii. 100. 

 Tetrao urof/allus, pugnacity of the 



male, ii. 45. 

 Tetrao urophasianus, inflation of the 



oesophagus in the male, ii. 57. 

 Thamnobia, young of, ii. 190. 

 Thaumalea pida, display of plumage 



by the male, ii. 89. 

 Thecla, sexual difierences of colouring 



in species of, i. 389. 

 Thecla rubi, ^irotective colouring of, i. 



392. 

 Theridion, i. 337 ; stridulation of 



males of, i. 339. 

 Theridion lineatum, variability of, i. 



338. 

 Thomisus citreus, and T. floricolens, 



difference of colour in the sexes of, 



i. 337. 

 Thompson, J. H., on the battles of 



sperm-whales, ii. 240. 

 Thompson, W., on the colouring of the 



male char during the breeding sea- 

 son, ii. 14 ; on the pugnacity of 



the males of GalUnula chloropus, 



ii. 41 : on the findins; of new mates 



by magpies, ii. 103 ; on the finding 



of new mates by Peregrine falcons, 



ii. 104. 

 Thorax, processes of, in male beetles, 



i. 370. 

 Thorell, T., on the proportion of the 



sexes in spiders, i. 315. 



Thornback, difference in the teeth of 



the two sexes of the, ii. 6. 

 Thoughts, control of, i. 101, 

 Thrush, pairing with a blackbird, ii. 



113 ; colours and nidification of 



the, ii. 170. 

 Thrushes, characters of young, ii. 



185, 269. 

 Thug, his regrets, i. 94. 

 Thumb, absence of, in Ateles and Hy- 



lohates, i. 140. 

 Thury, M., on the numerical propor- 

 tion of male and female births 



among the Jews, i. 301. 

 Tkylacinus, possession of the marsu- 

 pial sack by the male, i. 208. 

 Thysanura, i. 348. 

 Tibia, dilated, of the male Crahro cri- 



brarius, i. 343. 

 Tibia and femur, proportions of, in 



the Aymara Indians, i. 119. 

 TiERRA del Fuego, marriage-customs 



of, ii. 373. 

 Tiger, colours and markings of the, 



ii. 302. 

 Tigers, depopulation of districts by, 



in India, i, 134. 

 Tillus elongatus, difference of colour 



in the sexes of, i. 368. 

 Timidity, variability of, in the same 



species, i, 40. 

 Tineina, proportion of the sexes in, 



i. 310. 

 Tipula, pugnacity of male, i. 349. 

 Tits, sexual difference of colour in. 



ii. 174. 

 Toads, ii. 25; male, treatment of ova 



by some, 1. 210 ; male, ready to 



breed before the female, i. 260. 

 Toe, great, condition of, in the human 



embryo, i. 17. 

 Tomtit, blue, sexual difference of co- 

 lour in the, ii. 174. 

 Tonga Islands, beardlessness of the 



natives of, ii.' 322, 349. 

 Tooke, Home, on language, i. 55. 

 Tools, flint, i. 183 ; used by monkeys, 



i. 51 ; use of, i. 137. 

 Topknots in birds, ii. 74. 

 Tomicus viUosus, proportion of the 



sexes in, i. 314. 

 Tortoise, voice of the male, ii. 331. 

 Tortures, submitted to by Ameriam 



savages, i. 95. 



