INDEX. 



6Sl 



Tench, proportions of the sexes in the 



249; brightness of male, during 



breeding season, 340. 

 Tenebrionija, stridulation of, 302. 

 Tennent, Sir J. E., on the tuslis of 



the Ceylon' Elephant, 507, 515; 



on the frequent absence of beai'd in 



the natives of Ceylon, 560 ; on the 



Chinese opiuijn of the aspect of 



the Cingalese, 578. 

 lennyson, A., on the control of 



thought, 123. 

 leiithredinidse, proportions of the 



sexes in, 254; lighting habits of 



male, 291 ; difference of the sexes 



in, 292. 

 Tephrodomis, young of, 468 

 Terai, in India, 182. 

 J'eiinites, habits of, 291. 

 Terns, white, 492 ; and black, 49o. 

 , seasonal change of pl"mage in, 



492. 

 Terror, common action of, upon the 



lower animals and man, 69. 

 Testudo elegans, 351. 



nigra, 351. 



Tctrao cupido, battles of, 367 : sexual 



difference in the vocal organs of, 



371. 

 phasianellus, dances of, 380 ; 



duration of dances of, 405. 

 ; scoticus 455, 465, 471. 



tett-ix, 455, 465,471 ; pugnacity 



of the male, 363. 



umbellus, paii'ingof, 367 ; battles 



of, 367 ; drumming of the male, 

 375. 



urogalloides, dances of, 405. 



uroguUus, pugnacity of the male, 



363. 



urophasiamis, inflation of the 



oesophagus in the male, .^72. 



Tliamnobia, young of, 468. 

 Thauinalea picta, display of plumage 



by the male, 396. 

 ll,ecla, sexual differences of colouring 



in .-.pecies of, 310. 



- rubi, protective colouring of, 

 312. 



Xhecophora fovea, 308. 

 rheognis, selection in mankind, 29, 

 1 liei-idian, stridulation of males of, 

 ■Hi. 



tineatwn, 272. 



T/Mini3Ua citieus. and T. floricolens, 



difference of colour in the sexes of, 

 272. 

 Thompson, J. H., on the battles of 

 sperm-whales, 500. 



, W., on the colouring of the 



male char during the breeding 

 season, 340 ; on the pugnacity of 

 the males of GalUrmla Moropus, 

 360 ; on the finding of new mates 

 by magpies, 407 ; on the finding of 

 new mates by Peregrine falcons, 

 408. 

 Thorax, processes of, in male beetles, 



295. 

 Thorell, T., on the proportion of the 



sexes in spiders, 255, 

 Thoruback, difference in the teeth of 



the two sexes of the, 334. 

 Thoughts, control of, 123. 

 Thrush, pairing with a blackbird, 

 414 ; colours and nidification of 

 the, 455. 

 Thrushes, characters of young, 455, 



464, 

 Thug, remorse of a, 117, 

 Thumb, absence of, in Jteles and Uy- 



lubates, 51. 

 Thury, M., on the numerical propor- 

 tion of male and female births 

 among the Jews, 243. 

 Thylacinus, possession of the marsupial 



sack by the male, 161 

 Thysanura, 279. 



Tibia, dilated, of the male Craho cri- 

 brarius, 276. 



and femur, proportions of, in 



the Aymara Indians, 34. 

 Tierra del Kuego, marriage-customs 



of, 598. 

 Tiger, colours and markings of the, 



545. 

 Tigers, depopulation of districts by, in 



India, 46. 

 TiUus elongatus, difference of colour 



in the sexes of, 294. 

 Timidity, variability of, in the same 



species, 69. 

 Tineina, proportion of the sexes in, 



250. 

 Tipula, pugnacity of male, 280. 

 Tits, sexual difference of colour in, 



458. 

 Toads, 349 ; male, treatment of ova 

 by some, 163; male, ready to breed 

 before the female, 212. 



