SYLVIA. 



INDEX. 



TENTHREDINID^. 



467 



Orioles breeding in immature plum- 

 age, ii. 214-, 215. 



Sylvia atricapilla, young of, ii. 219. 



Sylvia cinerea, aerial love-dance of the 

 male, ii. 68. 



Sympathy, i. 168 ; among animals, 

 i. 77 ; its supposed basis, i. 82. 



Sympathies, gradual widening of, i. 

 100. 



Syngnathous fishes, abdominal pouch 

 in male, i. 210. 



Sypheotides awitus, acuminated pri- 

 maries of the male, ii. 64 ; ear-tufts 



of, ii. 73. 



T. 



Tabanid^, habits of, i. 254. 



Tadorna variegata, sexes and young 

 of, ii. 206. 



Tadorna vulpanser, ii. 114. 



Tahitians, i. 183 ; compression of 

 the nose by the, ii. 352. 



Tail, rudimentary, occurrence of, in 

 man, i. 29 ; convoluted body in the 

 extremity of the, i. 30 ; absence of, 

 in man and the higher apes, i. 150, 

 194 ; variability of, in species of 

 Macacns and in baboons, i. 150 ; 

 presence of, in the early progenitors 

 of man, i, 206 ; length of, in phea- 

 sants, ii. 156, 164, 166 ; difference 

 of length of the, in the two sexes 

 of birds, ii. 164. 



Tait, Lawson, on the effects of natu- 

 ral selection on civilised nations, i. 

 168. 



Tanager, scarlet, variation in the 

 male, ii. 126. 



Tanagra sestiva, ii. 180 ; age of ma- 

 ture plumage in, ii. 213. 



Tanagra rubra, ii. 126 ; young of, ii. 

 220. 



Tanais, absence of mouth in the males 

 of some species of, i. 255 ; relations 

 of the sexes in, i. 315 ; dimorphic 

 males of a species of, i. 328. 



Tankerville, Earl, on the battles of 

 wild bulls, ii. 240. 



Tanysiptcra, races of, determined from 

 adult males, ii. 190. 



Tanysip)tera sylvia, long tail-feathers 

 of, ii. 165. 



Taphroderes distortus, enlarged left 

 mandible of the male, i. 344. 



Tapirs, longitudinal stripes of young, 

 ii. 184, 303. 



Tarsi, dilatation of front, in male 

 beetles, i. 343. 



Tarsiiis, i. 200. 



Tasmania, half-castes killed by the 

 natives of, i. 220. 



Tattooing, i. 232 ; universality of, 

 ii. 339. 



Taste, in the Quadrumana, ii. 296. 



Taylor, G. on Quiscalus major, i. 

 307. 



Tea, fondness of monkeys for, i. 12. 



Tear-sacks, of Ruminants, ii. 280. 



Teebay, Mr., on changes of plumage 

 in spangled Hamburgh fowls, i. 

 281. 



Teeth, rudimentary incisor, in Rumi- 

 nants, i. 17 ; posterior molar, in 

 man, i. 25 ; wisdom, i. 26 ; diversity 

 of, i. 108 ; canine, in the early pro- 

 genitors of man, i. 206 ; canine, of 

 male mammals, ii. 241 ; in man, 

 reduced by coi-relation, ii. 325 ; 

 staining of the, ii. 339 ; front, 

 knocked out or filed by some sa- 

 vages, ii. 340. 



Tegetmeier, Mr., on the abundance 

 of male pigeons, j. 306 ; on the 

 wattles of game-cocks, ii. 98 ; on 

 the courtship of fowls, ii. 117 ; on 

 dyed pigeons, ii. 118. 



Tembeta, ii. 341. 



Temper, in dogs and horses, inherited, 

 i. 40. 



Tench, proportions of the sexes in the, 

 i. 308, 309; brightness of male, 

 during breeding season, ii. 13. 



TenebrioniDuE, stridulation of, i. 

 379. 



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

 the ^Ceylon Elephant, ii. 248, 258 ; 

 on the frequent absence of beard in 

 the natives of Ceylon, ii. 321 ; on 

 the Chinese opinion of the aspect of 

 the Cingalese, ii. 345. 



Tennyson, A., on the control of 

 thought, i. 101. 



Tenthredinid.e, proportions of the 

 sexes in, i. 314; fighting habits of 

 male, i. 364 ; difference of the sexes 

 in, i. 365. 



2 H 2 



