322 



Remains, human elevated, li., 135. 



Kemedics of the Gauchos, i., 163. 



Rengger (m the horse, i., 299. 



Reptiles absent in Tierra del Fuego 

 i., 306. 



— at Galapagos, ii., 150. 



Respiration diflicull in Andes, ii.,72. 



Retrospect, i., 65. 



Revolutions at Buenos Ayrcs, i., 179. 



Rhinoceroses live in desert coun- 

 tries, i., 109. 



, frozen, i^, 114, 322. 



Rhynchops nigra, i., 174. 



Richardson, Dr., on mice of North 

 America, ii., 146. 



, on polished rocks, 



i., 324. 



-, on frozen soil, i., 



113,320. 



150. 



on eating fat, :., 

 geographical 



distribution, i., 166. 



Rimsky atoll, ii., 261. 



Rio de Janeiro, i., 23. 



Plata, i., 40. 



— Negro, i., 80, 190. 



Colorado, i., 89. 



S. Cruz, i., 227. 



Sauce, i., 135. 



Salado, i., 151. 



Rivers, power of, in wearing chan- 

 nels, i., 233, ii.. 69. 



River-bed, arched, ii., 120. 



River-courses dry in America, i., 137. 



Rocks burnished with ferruginous 

 matter, i., 16. 



Rodents, number of in America, i., 

 62, 230. 



, fossil species of, i., 104. 



Rosas, General, i., 90, 132, 179. 



Ruins of Callao, ii., 133. 



of Indian buildings in Cordil- 

 lera, ii., 116, 133. 



S. Cruz, i., 227. 



Salado, Rio, i., 151 



Salinas at the Galapagos Archipela- 

 go, ii., 144. 



in Patagonia, i., 83, 218. 



Saline efflorescences, i., 99, 100. 



Salt with vegetable food, i., 141. 



, superficial crust of, ii., 127. 



,with elevated shells, ii., 134. 



Salt-lakes, i., 83, 218, ii., 144. 



Sandwich Archipelago, no'frogs at, 

 ii.,151. 



• Laud, i., 320. 



San Pedro, forests of, ii., 17, 



Sand-dunes, i., 96. 



Sand, hot from sun's rays, at Gala- 

 pagos Archipelago, ii., 145. 



, noise from friction of, li., 123. 



Sandstone of New South Wales, ii., 

 222 223. 



, "reef of, ii., 301, 302. 



Santa Cruz, river of, i., 227. 



Santiago, Chile, i., 338. 



Sarmiento, Mount, i., 300, 310. 



Sauco, Rio, i., 136. 



Saurnphagus sulphurous, i., 68. 



Scarus eating corals, ii., 258. 



Scelidotherium, i., 104. 



Scenery of Andes, ii., 67. 



Scissor-tail, i., 177. 



Scissor-beak, habits of, i., 174. 



Scorpions, cannibals, i., 212. 



Scoresby, Mr., on effects of snow on 

 rocks, ii., 67. 



Scrope, Mr., on earthquakes, ii.. 111. 



Scytalopus fuscus, i., 305, ii., 29. 



Sea, ojien, inhabitants of, i., 208. 



, phosphorescence of, i., 208. 



, distant noise of, ii., 37. 



Sea-pen, habits of, i., 127, 260. 



Sea-weed, growth of, i., 308. 



Seals, number of, ii., 22. 



Seeds transported by sea, ii., 165,245. 



Serpulie, protecting reef, ii., 302 



Shark killed by Diodon, i., 18. 



Shaw, Dr., on lion's flesh, i., 149. 



Sheep, infected, ii., 221. 



Shelley, lines on Mont Blanc, i.,216. 



Shells, land, in great numbers, li., 

 105. 



, at St. Helena, ii., 288, 



289. 



Shells, fossil, of Cordillera, ii., 70. 



of Galapagos, ii., 162. 



elevated, i., 106, 165, 220, 



327, ii., 100, 134. 



, tropical forms of, far south, 



i., 313. 



, decomposition of, with salt, 



ii.. 134. 



Shepherd's dogs, i., 191. 



Shingle-bed of Patagonia, i., 96, 219. 



Siberia compared with Patagonia, i., 

 85. 



, zoology of, related to North 



America, i., 168. 



Siberian animals, how preserved in 

 ice, i., 322. 



, food nece«sarv du- 

 ring their existence, i., 113. 



Silicified trees, ii., 86, 112. 



Silurian formations at Falkland Isl- 

 ands, i.,252. 



