540 



GENERAL INDEX. 



Peru, Climates of, ii, 397, 404. 

 Peruvian Bark, ii, 398. 



,, ,, Alcalde orders the 



destruction of Mr. Mark- 

 ham's Chinchona plants, 

 i, 236. 



Pestilence, as a cause of abandon- 

 ment of ancient cities, 

 i, 169. 



in Ceara (Brazil), i, 170. 



Among Birds, iii, 350. 



,, ground game, 



i", 351- 

 ,, As a cause of extinction 



of species, iii, 353. 

 in the vegetable King- 



dom, iii, 356-8. 

 Pharaoh (the oppressor), The 



mummy of, i, 382. 

 Picea Nobilis, Grand forests of, in 



N.W. America, ii, 177. 

 Pigeon, The North American, Pass- 

 enger, iii, 389. 

 as a bird of the Wilderness, 



iii, 392. 



,, Roosts, Instances of 'great, 

 North American, iii, 389-9 1 . 

 Shooting in Africa, iii, 388. 

 Pike, Mr. Warburton, on great mi- 

 grations of Caribou, ii, 283. 

 on the Arctic mouse in whi- 

 ter, ii, 319. 



on attractions of the great 

 Northern Wilderness, ii, 

 368-9. 



Pine Apple, The, i, 227. 

 Pine Trees, The change of foliage 



in, ii, 199. 



Some great North 



American, ii, 1 66- 



173- 

 Pioneers of civilization in the Far 



West, ii, 227. 



Plains, The Region of the great, ii, i . 

 Why they are treeless, 



ii, 7. 

 rarely exist on the seacoast, 



ii, 264. 



Extensive Panoramas upon, 

 ii, 9, 45; iii, 304. 



Plains, Distant objects seen upon 



great, iii, 197-8. 

 Deceptive nature of distances 



upon, iii, 206-210. 

 The great, of Northern India, 



i, 307; ii, 390. 

 Theory as to the formation 



of, ii, 390-1. 



The great Indian, The geo- 

 logical formation of, ii, 

 472, 475-6. 

 The great, of Central Asia, 



ii, 477-8. 

 Plains-Region, Climate of the, ii, 4, 



23, 25-29. 



its resemblance to 



the ocean, ii, 8-9. 

 ,, more nearly level 



than the desert, 

 ii, 8. 

 Plainsmen, ii, 9, 78. 



as Native Robber Tribes, 



ii, 78. 



, , as Native Warrior Horse- 



men, ii, 78. 

 Plains-Rivers, Peculiar character of, 



ii, 48-50. 

 loosing themselves in 



the sand, ii, 46. 

 Timber belts upon, 



ii, 48. 

 The Track of great, 



ii, 465. 

 Plant Life, The vast antiquity of, 



i, 339- 



of ancient Egypt prac- 

 tically unchanged i, 

 340- 



Plants growing in darkness, In- 

 stances of, ii, 311. 

 existing beneath glaciers 

 during a sleep of ages, ii, 

 312. 

 Polar Voyages of early Navigators, 



ii, 245. 



(early) remarkable 



success of some 

 of them, ii, 247. 



Explorations, The scientific 

 value of, ii, 248-49. 



