390 



INDEX 



Ice Age (see Glacial epoch). 



Iceland, 307. 



Ichthyornis, 262. 



Ichthyosaurs, 263-265. 



Idaho, 220, 366. 



Illinois, 90, 105, 122, 153, 164, 169, 



334, 341, 356. 

 India, 46, 53, 68, 89, 188, 225, 255. 

 Indiana, 90, 105, 107, 130, 153, 154, 



155, 156, 169, 341. 

 Inoceramus, 259. 

 Insectivores, 319, 325. 

 Insects, 13, 21, 100, 119, 136, 157, 



173, 177, 191, 215, 232, 314, 315, 



316. 

 Iowa, 60, 90, 123, 150, 155, 169, 181, 



190, 256, 334, 341, 371. 

 Ireland, 307. 

 Iron ore, Archeozoic, 46; Protero- 



zoic, 55; Silurian, 112; Pennsyl- 



vanian, 169. 

 Isotelus, 101. 

 Italy, 305, 306, 309. 



Jackson formation, 282. 



Jacksonville formation, 282, 287. 



Japan, 46, 210, 225, 255, 308. 



Java, 327, 375. 



Jelly-fishes, 13. 



Johnson, B. L., 291-292. 



Jordan and Kellogg, 34. 



Jura Mountains, 219. 



Jurassic period, 32, 219-235; origin 

 of name, 219; subdivisions, 235; 

 distribution of rocks, 219-220; 

 character of rocks, 220-221; 

 thickness, 221; igneous rocks, 221; 

 physical history, 221-224; foreign, 

 224; climate, 225; economic prod- 

 ucts, 225-226; life of, 227-235. 



Kames, 340. 



Kansas, 153, 169, 180-183, 190, 242, 



256, 289. 

 Kaskaskia series, 143. 

 Kayser, E., 33. 

 Keith, A., 83. 

 Kellogg and Jordan, 34. 



Kentucky, 122, 133, 169, 371. 



Kettle-holes, 338. 



Keuper series, 201, 210. 



Kewatin, 42-43. 



Keweenawan, 42, 49, 50, 55. 



Keyes, C. R., 150. 



Kinderhook series, 143, 146. 



Klamath Mountains, 223. 



Knight, C. R., 264, 267, 268, 269, 



270, 321, 323. 

 Knowlton, F. H., 213, 257. 

 Knoxville formation, 237, 243. 

 Kootenai formation, 237, 242, 246. 



Labrador, 84. 



Labyrinthodonts, 178-179. 



La Chapelle, Men of, 374, 378. 



Lafayette formation, 282, 286, 291- 



292. 

 Lake Agassiz, 351-352. 

 Lake Algonquin, 347-348. 

 Lake Bonneville, 366-367. 

 Lake Champlain, 350. 

 Lake Chicago, 343-345. 

 Lake George, 350. 

 Lake Iroquois, 347-348. 

 Lake Lahontan, 367. 

 Lake Maumee, 343-344. 

 Lake Saginaw, 344-345. 

 Lake Superior district, 42, 46, 48-50, 



55, 58, 84. 

 Lake Warren, 345, 347. 

 Lake Whittlesey, 344-345. 

 Lamp-shells, 13. 

 La Place, P., 36. 

 Lapworth, C, 77. 

 Laramie formation, 237, 243; time, 



246. 

 Laramide Range, 249. 

 Lassen Peak, 304, 305, 366. 

 Laurent ian, 42—43. 

 Lawson, A., 54. 

 Lead ore, 90. 

 Le Conte, J., 33, 40, 98, 100, 117, 141, 



176, 177, 194, 233, 234-235, 257, 



260, 261, 266, 313, 315-316, 361- 



362, 367, 375, 377-378. 

 Leith and Van Hise, 41, 48, do. 



