S40 in: 



Elevation of the coast of Peru, 391. 



within human period, 392. 



Entomology of the Galapagos Archi- 

 pelago, 404, 414, 416. 



of Brazil, 43. 



of Patagonia, 184, 346. 



of Tierra del Fuego, 254. 



of Keeling Island, 481. 



of St. Helena, 516. 



Entre Rios, geology of, 141. 



Epeira, habits of, 46. 



Erratic blocks, how transported, 264. 



absent in intertropical coun- 

 tries, 264. 



on plains of Santa Cruz, 201. 



of Tierra del Fuego, 264. 



Estancia, value of, 158. 



Extermination of species and races, 

 187, 458, 472. 



Extinction of shells at St. Helena, 

 514. 



of species, causes of, 187, 188. 



of man in New South Wales, 



458, 472. 

 Eyes of tucutuco and mole, 63. 



Falconer, Dr., on the Sivatherium, 

 ISO. 



, Jesuit, on the Indians, 116. 



, Jesuit, on rivers in Pampas, 



119. 



, Jesuit, on natural enclosures, 



128. 



Falkland Islands, 202. 



, birds tame at, 422. 



■ , absence of trees at, 58. 



, carrion-hawks of, 68. 



, wild cattle and horses of, 204. 



, climate of, 258. 



, peat of, 304. 



Fat, quantity eaten, 130. 

 Fear, an acquired instinct, 423. 

 Februa, 44. 

 Fennel, run wild, 132. 

 Ferguson, Dr., on miasma, 387. 

 Fern-trees, 261, 473. 

 Fernando Noronha, 21, 396. 

 Fields of dead coral, 485. 

 Fire, art of making, 209, 433. 

 Fish, eating coral, 490. 



of Galapagos, 414. 



emitting harsh sound, 149. 



Flamingoes, 78. 

 Fleas, 366. 



Floods after droughts, 147. 



clear after snow, 338. 



Flora of the Galapagos, 396, 415, 

 418. 



of Keeling Island, 479. 



of St. Helena, 513. 



Flustracese, 216. 



Forests, absence of, in La Plata, 58. 



of Tierra del Fuego, 225, 258, 



303. 



of Chiloe, 259, 297, 302, 310. 



of Valdivia, 315, 318. 



of New Zealand, 451. 



Forests of Australia, 457. 

 Fossil Mammalia, 93, 139, 142, 168, 

 186. 



earthenware, 302. 



Fox of the Falkland Islands, 208. 



of Chiloe, 297. 



Friendly Archipelago, 506. 

 Frogs, noises of, 39. 



, bladders of, 406. 



and toads, not found on oceanic 



islands, 405. 

 Frozen soil, 100, 263. • 

 Fruit-trees, southern limit of, 260. 

 Fucus giganteus, 255. 

 Fuegians, 219-251. 

 Fulgurites, 70. 

 Fungus, edible, 252. 

 Furnarius, 107. 



Galapagos Archipelago, 394; natural 

 history of, 400. 



belongs to American Zoology, 



400, 416. 



Gale of wind, 232, 299. 



Gallegos River, fossil bones at, 186. 



Gallinazo, 66. 



Gauchos, S3, 166. 



, character of, 170. 



live on meat, 129. 



Gay, M., on floating islands, 282. 



, on shells in brackish water, 32. 



Geese at the Falkland Islands, 214. 



Geographical distribution of Ameri' 

 can animals, 144, 346. 



of frogs, 404. 



of fauna of Galapagos, 416. 



Geology of Cordillera, 338, 351. 



of Patagonia, 184, 19s. 



of St. Jago, 16. 



of St. Paul, 18. 



of B. Blanca, 93. 



■ of Pampas, 141. 



— of Brazil, 22. 



Georgia, climate of, 263. 



Geospiza, 401, 418. 



Gill, Mr., on an upheaved river- 

 bed, 379. 



Gillies, Dr., on the Cordillera, 342. 

 Glaciers in Tierra del Fuego, 240, 

 261.. 



in Cordillera, 344. 



in lat. 46 0 40', 263. 



Glowworms, 40. 



Goats, destructive to vegetation at 



St. Helena, 515. 



, bones of, 182. 



Goitre, 333. 



Gold-washing, 283. 



Good Success Bay, 219. 



Gossamer spider, 173. 



Gould, Mr., on the Calodera, 137. 



, on birds of Galapagos, 401. 



Granite mountains, Tres Montes, 



301. 



of Cordillera, 339. 



Graspus, 20. 



Gravel, how far transported, 120. 



