614 



INDEX. 



Smith, Dr. Andrew, on the support of 

 large quadrupeds, 99. 



• • , on perforated peb- 

 bles, 173. 



Snake, venemous, 1 14. 



Snow-line, on Cordillera, 275. 



Snow, effects of on rocks, 388. 



, red, 394. 



Soda, nitrate of, 443. 



, sulphate of, 91. 



Southeru islands, 272. 



Sparus, coral-eating fish. 553. 



Spawn on surface of sea, 18. 



Spiders, habits of 40. 



" , g'ossamer, 187. 



Stalactites of sulphate of lime. 9. 



Steam issuing from fissures in ground at 

 the Azores, 596. 



Stinging coral, 552. 



Streams of stoues at Falkland Islands, 

 254. 



Struthio Rhea, 105. 



Darwinii, 108. 



Subsidence in Pacific Ocean, 557. 



at Keeling Island, 560. 



Sulphate of soda incrusting the ground, 91 . 

 Sydney, 515. 



Tabanus, 200. 



Tahiti (Otaheite), 480. 



, three zones of fertility, 484. 



Tail, fossil, gigantic size of, 181. 

 Talcahuano, 370. 

 Tameness of birds, 475. 

 Tapocoloand Turco, 3^9. 

 Tapalguen, Sierra, flat hills of quartz, 135. 

 Tasmania, 532. 

 Tattooing, 482, 501. 

 Temperance of the Tahitians, 490. 

 Teru-tero, habits of, 133. 

 Tercero Rio, fossil remains, in banks of 

 146. 



Terraces in valleys of Cordillera, 385. 



of Coquimbo, 423. 



of Patagonia, how formed, 202. 



Testudo Indicus, habits of, 462. 

 Theory of lagoon islands, 553. 

 Thistle beds, 138, 143, 172. 

 Tierra del Fuego, 227, 263. 



, climate and vegetation 



of, 268. 



' ■ ' ■ , geology of, 266. 



, deep channels in, 267. 



• , zoology of, 300. 



. . ^ entomology of, 302. 



Tinamus rufescens, 51. 



Tinochorus Eschscholtzii, HQ. 



Toad, habits of, 115. 



• not found in volcanic islands, 472. 



Tortoise, habits of, 462. 



Torrents, effects of, in Cordillera, 385. 



Toxodon, 180. 



, teeth of, 146. 



Transport of seeds, 541. 



of boulders, 280, to 292. 



■ — ^"of stones in roots of trees, 549. 

 of fragments of rock on banks 



of the St. Cruz river, 216. 

 Travertin with leaves of trees, Van 



Diemen's Land, 535. 

 Tree-ferns, southern limits of, 271. 

 Trees, absence of, in Pampas, 53. 



— , silicified, vertical, 406. 



Tres Montes, 343. 



Trigonocephalus, or Cophias, 114. 



Trochilus gigas, 331. 



Tropica! scenery, 590. 



Tubes, siliceous, formed by lightning, 



69. 



Tucutuco, habits of, 58. 

 Turkey buzzard, 68. 

 Tupungato, volcano of, 397. 

 Turtle, manner of catching, 547. 

 Types of organization in different eoua- 

 tries, constant, 209. 



Uruguay, Rio, 171. 

 Uspallata range, 406. 



Valdivia, 363. 



, forests of, 364, 368. 



Valley of St. Cruz, how excavated, 

 217. 



, dry, at Copiapo, 438. 



Valleys, excavation of, in Chile, 314, 438. 



of Tahiti, 486. 



in Cordillera, 385. 



Valparaiso, 308. 



Vampire bat, 25. 



Van Diemen's Land, 532. 



Vanellus Cayanensis, 133. 



Vanikoro, encircled island, 555, 



Vegetation of St. Helena, 580, 582. 



, changes of, at ditto, 579. 



of New South Wales, 517. 



on opposite sides of Cor- 

 dillera, 399. 



, luxuriant, not necessary to 



support large animals, 99. 



Ventana, Sierra, 125. 



Villa Vicencio, 405. 



Virgularia Patagonica, 117. 



Volcanic phenomena, 380. 



Volcanoes near Chiloe, 336. 



, occur within the areas of 



elevation, 567. 



Vultiir aura, 68. 



