INDEX. 



393 



Heredity, opposes evolution, 

 313; a scientific explanation 

 of plans, 377; a thoughtful 

 determination, 377. 



Herodotus cited, 156, 158. 



Herschel, Caroline, 116. 



Herschel, Sir John, cited, 180, 

 183, 185. 



Himalayas, 142. 



Hindu-Kush, 246. 



Hindu, records of deluge, 159. 



History of salt enterprise in 

 Michigan, 256. 



Hoang-ho river, 160, 161, 162. 



Hogg, James, quoted, 111. 



Holland, 166. 



Homer quoted, 114; cited, 144. 



Homology in water-craft, 306. 



Honan, 161. 



Horse-type in America, 302 seq. ; 

 ranging into Europe, 303; 

 enumeration of representatives 

 of, 304. 



Hottentots, 140. 



Houghton, Douglas, geological 

 researches of, 256; views as- 

 cribed to, 273; incomplete 

 knowledge of, 274, 280. 



Howard, 97. 



Hubbard, Bela, on salt basins, 

 275; on Michigan geology, 279. 



Hudson river, 145. 



Hugi, 18, 52. 



Hugo, Victor, 116. 



Humanity, beauty of, 110. 



Huinber river, 167. 



Humboldt, A. von, cited, 183, 185, 

 201. 



Humphreys and Abbott, 149, 150. 



Huxley, T. H., cited, 303, 304; 

 lectures of, in New York, 319 

 seq; touching creation in the 

 true sense, 321, 322; concern- 

 ing the " creation theory," 323 ; 

 criticism of, 324, 328; change 

 of views of, 332 ; on nisus, 352. 



Hwaiugan, 160. 



Hybridity, fertile, examples of, 

 342. 



Hydrographic changes, 157, 160, 

 161. 



Iberians, 144. 



Ice Age, 176; relics of, 177; re- 

 moteness of, 196, 197. 



Ice ages of earlier times, 177; 

 succession of, 179, 181 ; causes 

 of, assigned, 180. 



Ice cap about pole, 197. 



Iceland, 167. 



Illinois, 128. 



Inclination of earth's axis, 182. 



Indian, American, 141, 166, 174; 

 traditions of mastodon and 

 elephant, 251. 



Indiana, 128. 



Indo-Chinese peninsula, 164. 



Indo-Malayan Archipelago, 165. 



Induction and principle of caus- 

 ality, 369. 



Inheritance opposes change, 313. 



Insects, variations among, 342. 



Instrumental agency in causa- 

 tion, 379, 380. 



Intellect in evolution, 353. 



Intensity of sun's heat varied by 

 distance, 187, 203 ; and by ob- 

 liquity, 204. 



Interglacial periods, 199. 



Intuitions trustworthy, 364. 



Ireland, 124, 137, 138. 



Islands of cold or heat, 220. 



Isothermal chart for July, 218, 

 for January, 220; for mean 

 minima, 225; for extreme 

 minima, 227. 



Italy, northern, glaciated, 168; 

 chilled by the Alps, 181. 



Ivory from extinct mammoths, 

 241 ; etched by prehistoric 

 men, 247. 



Izdubar legends, 159. 



Jamaica, 139. 



January temperatures, 220. 



Japan, 141, 163. 



Jardin, in the Alps, 89, 91. 



Jas, emperor of China, 159. 



Java, 164. 



