518 



INDtX. 



Sulphate of soda ■with common 



salt, 06, :it]9 

 Swaiuson, Mr., on cuckoos, 53 

 Sydney, 431 



Tahanus, 170 



Tahiti (^OtahL-itel, 403 



, three zones of fertility, 406 



Talcahuano, 3()*2 

 Tanil)illos, Jluinas de, 35C 

 Tameness of birds, 398 

 Tapacolo and Turco, 270 

 Tapalguen, Sierra, tlat hills of quartz, 



110 

 Tarn, Mount, 234 

 Tasmania, 440 

 Tattooing, 404, 42G 

 Temperance of the Tahitians, 411 

 Temperature of Tierra del Fuegoand 



Falkland Islands, 242 



of Galapagos 373, 377 



Tercero, Rio, fossils in banks of, 127 

 Terraces in valk'vsof Conlillera, 315 



of ('oquimlK), 343 



^ of Patagonia, 172, 181 



Tertiary formations of the Pampas, 



SI, 129. 155 

 of Patagonia, 1 70, 



329 



in Chile, epochs 



of, 344 

 'I'eni-tero, habits of, 114 

 Testudo, habits of, 382, 394 

 Tiieory of lagoon-islands, 472 

 Theristicus, 105 

 Thistle beds, 119, 124, 148 

 Thunder-storms, 62 

 Tierra del Fuego, 204 to 251 

 , climate and vege- 

 tation of, 242 



, zoology of, 236 



, entomology of, 238 



Tinamus rufescens, 113 

 Tinochorus Eschscholtzii, 94 

 Toad, habits of, 97 



not found in oceanic islands, 



381 

 Torrents in Cordillera, 316, 321 

 Tortoise, habits of, 382, 394 

 Toxodon, 82, 127, 130, 155 

 Transparency of air in Andes, 325 



in St. Jago, 4 



Transport of seeds, 392, 454 

 — of boulders, 187, 24-7 



Transport of stones iu roots of tret-s, 



461 

 of fragments of rock on 



banks of the St. Cruz river, 180 

 Travertin with leaves of trees, Van 



Diemen's Land, 44?^ 

 Tree-ferns, southern limits of, 244 



, 448 



Trees, absence of, in Pampas, 46 



, floating, transport stones, 401 



silicitied, vertical, 332 



, size of, 353 



-. time required to rot, 301 



Tres Montes. 282 

 Trichodesmium, 14 

 Trii:onocephalus. 96 

 Tristan d'Acunha, 399, 456 

 Troehilus. 271 

 Tropical scenery, 495 

 Tschudi. M.. on subsidence. 369 

 TuIh'S, siliceous, formed by lightning, 



59 

 Tucutuco, habits of, 50 



, f >ssil species of, 82 



Tutl, craters of, 373 



, Infusoria in, -194 



Tnpmigat<». volcano of, 324 

 Turco, Kl, 270 



Turkey buzzard. 58, 184, 284 

 Turtle, manner of catching. 459 

 Type of organization in Galapagos 



islands, American, 393 

 Types of organization in different 



countries, constant, 1 73 

 Tyranuus, 138 



UUoa on hydrophobia, 353 



on Indian buildings, 357 



I'nanbe, Dr., on hydrophobia, 353 

 Uruguay, Rio, 139, 147 



, not crossed by the 



Bizcacha, 124 

 Uspallata range and pass, 331 



Vacas, Rio. 333 

 Yaldivia, 297 



, forests of, 298, 301 



Valley of St. Cruz, how excavated, 



181 



, dry, at Copiapo, 355 



Valleys, excavation of, in Chile, 315, 



355 



of Tahiti. 408, 412 



in Cordillera, 315 



