INDEX. 



379 



Remains, human elevated, 269. 

 Remedies of the Gauchos, 92. 

 Rengger on the horse, 168. 

 Reptiles absent in Tierra del Fuego, 172. 



at Galapagos, 277. 



Respiration difficult in Andes, 234. 

 Retrospect, 36. 



Revolutions at Buenos Ayres, 101. 

 Rhinoceroses live in desert countries. 63. 

 frozen, 64, 181. 

 Rhynchops nigra, 98. 

 Richardson, Dr., on mice of North 

 America, 275. 



on polished rocks, 181. 



on frozen soil, 64, 181. 



on eating fat, 184. 



on geographical distribution, 94, 



Rimsky atoll, 340. 

 Rio de Janeiro, 16. 



Plata, 29. 



Negro, 46-106. 



Colorado, 49. 



S. Cruz, 128. 



Sauce, 77. 



Salado, 86. 



Rivers, power of, in wearing channels, 



131, 232. 



River-bed, arched, 261. 

 River-courses dry in America, 77. 

 Rocks burnished with ferruginous matter, 



10. 

 Rodents, number of in America, 36, 139. 



fossil species of, 59. 



Rosas, General, 49, 75, 102. 

 Ruins of Callao, 269. 



of Indian buildings in Cordillera, 



259, 268, 



S. CRUZ, 128. 



Salado, Rio, 86. 



Salinas at the Galapagos Archipelago, 



274. 



in Patagonia, 47, 123. 



Saline efflorescences, 56. 

 Salt with vegetable food, 80, 

 superficial crust of, 265. 



with elevated shells, 269. 



Salt-lakes, 47, 123, 274. 



Sandwich Archipelago, no frogs at, 278. 



Land, 180. 



San Pedro, forests of, 204. 



Sand-dunes, 54. 



Sand, hot from sun's rays, at Galapagos 



Archipelago, 274. 



noise from friction of, 263. 



Sandstone of New South Wales, 318. 



reef of, 363. 



Santa Cruz, river of, 128, 



Santiago, Chile, 195. 



Sarmientp, Mount, 168, 175. 



Sauce, Rio, 77. 



Saurophagus sulphurous, 39. 



Scarus eating corals, 338. 



Scelidotherium, 59. 



Scenery of Andes, 231. 



Scissor- tail, 100. 



Scissor-beak, habit of, 99. 



Scorpions, cannibals, 119. 



Scoresby, Mr., on effects of snow on 



rocks, 231. 



Scrope, Mr., on earthquakes, 256. 

 Scytalopus fuscus, 172, 210. 

 Sea, open, inhabitants of, 117. 

 phosphorescence of, 117. 



distant noise of, 215. 



Sea-pen, habits of, 72, 146. 

 Sea-weed, growth of, I73t 

 Seals, number of, 206, 

 Seeds transported by sea, 286, 331. 

 Serpulae, protecting reef, 363. 

 Shark killed by Diodon, n. 

 Shaw, Dr., on lion's flesh, 184. 

 Sheep, infected, 317. 

 Shelley, lines on Mont Blanc, 122. 

 Shells, land, in great numbers, 252. 

 at St. Helena, 355. 

 Shells, fossil, of Cordillera, 233. 



of Galapagos, 284. 



elevated, 60, 93, 125, 184, 250, 268. 



tropical forms of, far south, 176. 



decomposition of, with salt, 268. 



Shepherd's dogs, 108. 

 Shingle-bed of Patagonia, 54, 124. 

 Siberia compared with Patagonia, 48. 



zoology of, related to North America, 



95- 

 Siberian animals, how preserved in ice, 



181. 



food necessary during their exist- 

 ence, 64. 



Silicified trees, 242, 256. 

 Silurian formations at Falkland Islands, 



142. 



Silurus, habits of, 98. 

 Skunks, 58. 

 Slavery, 18, 323, 364. 

 Smelling power of carrion-hawks, 133. 

 Smith, Dr. Andrew, on the support ol 



large quadrupeds, 62. 

 on perforated pebbles, 108. 

 Snake, venomous, 70. 

 Snow-line on Cordillera, 177, 234, 236. 

 Snow, effects of on rocks, 231. 



prismatic structure of, 236. 



red, 234. 



Society, state of, in La Plata, 30, 113. 



