INDEX 
543 
Erratic blocks on plains of Santa Cruz, 196 
of Tierra del Fuego, 262 
Estancia, value of, 154 
Extermination of species and races, 183, 
462, 469, 476 
Extinction of shells at St. Helena, 520 
of species, causes of, 183 
of man in New South Wales, 462, 476 
Eyes of tucutuco and mole, S3 
Eyre Sound, 260 
Falconer, Dr., on the Sivatherium, 155 
on the Indians, 109 
on rivers in Pampas, 112 
on natural enclosures, 122 
Falkland Islands, 199 
absence of trees at, 48 
carrion-hawks of, 57 
wild cattle and horses of, 200 
fox of, 204 
climate of, 257 
peat of, 305 
tame birds at, 424 
Fat, quantity eaten, 123 
Fatahua fall, 436 
Fear an acquired instinct, 426 
Februa Hoffmanseggi, butterfly, 35 
Fennel run wild, 125 
Ferguson, Dr., on miasma, 390 
Fernando Noronha, 2, 11, 173, 399 
Ferns, tree, 259, 477 
Fields of dead coral, 488 
Fire, art of making, 205, 436 
Fireflies, 31 
Fish emitting harsh sound, 144 
of Galapagos, 416 
eating coral, 494 
Flamingoes, 69 
Fleas, 369 
Floods after droughts, 142 
clear after snow, 341 
Flora of the Galapagos, 399, 418, 421 
of Keeling Island, 483 
of St. Helena, 523 
Flustraceae, 211 
Forests, absence of, in La Plata, 47 
of Tierra del Fuego, 220, 250, 305 
of Chiloe, 250, 299, 305, 314 
of Valdivia, 319, 322 
of New Zealand, 436 
of Australia, 445 
Fossil Mammalia, 86, 134, 137, 164, 182 
earthenware, 394 
Fox of the Falkland Islands, 204 
of Chiloe, 299 
Freyrina, 372 
Friendly Archipelago, 505 
Fringing reefs, 501 
Frogs, noises of, 30 
bladders of, 409 
and toads, not found on oceanic 
islands, 407 
Frozen soil, 93, 257 
Fruit-trees, southern limit of, 250 
Fucus giganteus, 254 
Fuegians, 151, 218 to 243 
wigwams, 151, 224 
basket and bone weapons, 230 
Fulgurites, 62 
Fungus, edible, 250 
Furnarius, 99 
Galapagos Archipelago, 398 
natural history of, 403 
marked relationship with America, 
403 
zoology of, 403, 419 
finches from, 405 
Gale of wind, 228, 300 
Gallegos river, fossil bones at, 182 
Gallinazo, 60 
Gauchos, 46, 160 
character of, 161 
live on meat, 123 
surcingle of, 46 
Gavia mountain, 33 
Gay, M., on floating islands, 283 
on shells in brackish water, 22 
Geese at the Falkland Islands, 210 
Geographical distribution of American 
animals, 138, 349 
of frogs, 407 
of fauna of Galapagos, 419 
Geology of Cordillera, 341, 355 
of St. Jago, 6 
of St. Paul, 8 
of Brazil, 12 
of Bahia Blanca, 86 
of Pampas, 136 
of Patagonia, 180, 190 
Georgia, climate of, 263 
Geospiza, 405, 420 
Gill, Mr., on an upheaved river-bed, 382 
Gillies, Dr., on the Cordillera, 345 
Glaciers in Tierra del Fuego, 237, 260, 
261 
in lat. 46° 40', 260 
in Cordillera, 346 
Glow-worms, 31 
Goats destructive to vegetation at St. 
Helena, 520 
bones of, 177 
Goeree Roads, 230 
Goitre, 336 
