INDEX 



549 



Seeds transported by sea, 418, 484 



Serpulse, 529 



Sertularia, protecting reef, 494 



Shark killed by Diodon, 14 



Shaw, Dr., on lion's flesh, 122 



Sheep, infected, 464 



Shelley, lines on Mont Blanc, 178 



Shells, land, in great numbers, 368 



elevated, 86, 137, 180, 343, 367, 395 



tropical forms of, far south, 258 



fossil, of Cordillera, 343 



decomposition of, with salt, 393 



of Galapagos, 416 



at St. Helena, 519 

 Shepherd's dogs, 159 

 Shingle-bed of Patagonia, ']%^ 189 

 Shongi, New Zealand chief, 447 

 Siberia compared with Patagonia, 69 



zoology of, related to North America, 

 140 

 Siberian animals, how preserved in ice, 

 264 



food necessaiy during their existence, 



93. 96 

 Sierra de la Ventana, 112 



Tapalguen, 119 

 Silicified trees, 354, 376 

 Silurian formations at Falkland Islands, 



207 

 Silurus, habits of, 144 

 Sivatherium, 155 

 Skunks, 83 

 Slavery, 20, 25, 530 

 Smelling power of carrion-hawks, 195 

 Smith, Dr. Andrew, on the support of 

 large quadrupeds, 88 



on perforated pebbles, 158 

 Snake, venomous, 100 

 Snow, effects of, on rocks, 340 



prismatic structure of, 347 



red, 345 

 Snow-line on Cordillera, 259, 358, 347 

 Socego, 23 

 Society, state of, in La Plata, 42, 165 



state of, in Australia, 471, 474 



Archipelago, 440 



volcanic phenomena at, 505, 510 

 Soda, nitrate of, 388 



sulphate of, 81 

 Soil, frozen, 92, 263 

 South American bit, 338 

 Spawn on surface of sea, 1 7 

 Species, distribution of, 136, 391 



extinction of, 182 

 Spiders, habits of, 37 to 39 



gossamer, 169 



killed by and killing wasps, 37 to 39 



Spiders on Keeling Island, 485 



on St. Paul's, 10 

 Spurs of Guaso, 275 

 Springs, hot, 281 

 Stevenson, Mr., on growth of seaweed, 



253 

 St. Helena, 517 



Jago, C. Verds, i 

 unhealthiness of, 390 



Paul's rocks, 8 



Fe, 135 



Maria, elevated, 333, 338 



introduction of spirits into, 439 



Louis, Mauritius, 513 

 Stinging animals, 493 

 Stones perforated, 158, 285 



transported in roots, 490 

 Storm, 223, 300 



in Cordillera, 338, 374 

 Streams of stones at Falkland Islands, 



207 

 Strongylus, 34 

 Struthio rhea, 44, 94 



Darwinii, 97 

 Strzelecki, Count, 476 

 Suadiva atoll, 496 

 Subsidence of coral-reefs, 495 to 512 



of Patagonia, 180 



of Cordillera, 343, 355 



of Coasts of Chile, 354 



cause of distinctness in Tertiary 

 epochs, 367 



of coast of Peru, 379 



of Keeling Island, 496, 504 



of Vanikoro, 504 



of coral-reefs great in amount, 509 

 Sulphate of lime, 69, 180, 386 



soda with common salt, 69, 81, 386 



soda incrusting the ground, 81 

 Swainson, Mr., on cuckoos, 54 

 Sydney, 459 



Tabanus, 180 

 Tahiti (Otaheite), 429 



three zones of fertility, 432 



Fatahua fall, 436 



Christianity in, 437, 441 

 Tahitian, 438 

 Talcahuano, 311, 324 

 Tambillos, Ruinas de, 380 

 Tameness of birds, 425 

 Tandeel, pumas at, 287 

 Tapacolo and Turco, 288 

 Tapalguen, Sierra, flat hills of quartz, 



122 

 Tarn, Mount, 249 

 Tasmania, 474 



