ii66 



INDEX 



Hunton limestone, 684 



Huronian, Lower, tillite from, 534 



Hurst castle, 222 



Hussakof, L., cited, 980 



Huxley, T., cited, 1059, 1070, 1125 



Hyatt, A., cited, 913, 964, 965, 966, 970, 



971, 976, 980, 1 136, 1149 

 Hyde, J. E., cited, 530, 538, 777, 827 

 Hydration, 17, 37, 765 

 Hydrargillite, 39 

 Hydroclasts, 285 

 Hydrocorallines, 385, 418, 943 

 Hydrogen sulphide, 24 



, in peat beds, 493 



Hydrology, 20 



Hydrometamorphism, 748, 749, 766 

 Hydromicas, 177 

 Hydroseisma, 881 

 Hydrosphere, 1 



, subdivisions of, 99 



Hydrothecae, 943 

 Hydrozoa, 942 



reefs, 439 



Hyolithidae, 946 

 Hyphse, 937 



Hypnetum, 486, 487, 500 

 Hypocenter, 883 

 Hypoplastotype, 919 

 Hypsometric niveau, 444 



Ice, glacier, 279 

 , snow, 279 



caps, Cordilleran, 326 



, Keewatin, 326 



, Labradoran, 326 



, Newfoundland, 326 



, Pleistocenic, 325, 326 



floes, 198 



Iceland, 234 



, earthquake in, 888 



, hot springs and geysers of, 201 



, sinter deposits of, 475 



, Tertiary basaltic flows in, 867 



, volcanic fissures of, 866 



Iceland-Faroe shelf, 103 



Icoplastotype, 919 



Idaho, Archaean dolomites of, 334 



Iddings, J. P., cited, 277, 299, 303, 304, 



313. 319, 320 

 Idiotype, 919 



Ihering, H. von, cited, 1 149 

 He Julia, 864 



Illinois River, plankton in, 997 

 Illye's Lake, salinity of, 154 

 Imatra stones. 764 

 Inclusions, acicular, 716 



, irregular, 716 



■ — — , regular, 716 



Increti*)ns, 719, 720 



Indevsk Lake, salinity of, 154 



India, earthquake lakes of, 889 



, isobars of, 45, 46 



, regur of, 514 



, winds of, 45, 46 



Indian Ocean, 240 



— , atolls of, 388 



, evaporation from, 182, 183 



, fringing reefs in, 386, 390 



, manganese concretions in, 718 



, mean temperature of, 193 



, Permic position of North Pole 



in, 536 



, surface temperature of, 182, 183 



, temperatures of, 185, 187 



■ Peninsula, 836 



Indo-Gangetic delta plain, 584 



flood plain, 585 



Indus, 248 



, delta, 607, 608 



, deposits or lime in, 616 



• — ;■— , overlap in, 741 



River, alluvial plain of, 585 



• , mud volcanoes alongj 872 



Inner Lowland, 831 



Innsbruck, fohn days of, 47 

 Insectivora, 955 

 Insects, marine habitat of, 985 

 Inselberge, 58, 853 



, Kalahari, 692 



, South Africa, 854, 855 



, West Australia, 855 



Insolation, 31, 41 

 Intercontinental seas, 9 

 Intercretions, 719 

 Interformational sheets, 304, 305 

 Interlaken, delta at, 127 

 Interstrophe, climatic, 82, 83 

 Intervale, flood plain in, 588, 596 

 Intracontinental seas, 9 

 Intumescens fauna, 1023 

 Inyo county, Cal., 362 



; , soda niter deposits in, 364 



Ionian Sea, 230, 240 

 Iquique, guano of, 461 

 Iran, desert areas of, 562 

 Ireland, 374 



, greensands of northeast, 850 



, mild temperatures of, 234 



, origin of chalk of, 850 



, transgressing Cretacic of, 730 



Irish Sea, 112 



, tidal interference in, 229 



"Irish Stream," 234 



Irondequoit limestone, ballstone reefs of, 



446 

 Iron Gate, gorge of, cut by Danube, 587 

 Irvine, R., cited, 194 

 , and Woodhead, G. S., cited, 331, 



381, 464 



, and Young, G., cited, 381 



Irving, A., cited, 774 



, quoted, 766 



Island of Gran Canaria, 244, 336 

 Island of Rhodes, 153 



, Skye, 306, 308 



, Staffa, 318 



Isle of Man, 229 



of Wight, erosion of chalk cliffs of, 



225 

 Isobars, 41 

 Isostacy, 9 



, Penck's illustration of, 9 



Isostatic equilibrium, 10 



readjustment, 900 



Issyk Kul, composition of, 157 



, salinity of, 155 



Isthmus of Suez, Bitter lakes of, 352 

 Italy, 221 



, cavern deposits of, 346 



, travertine of, 343 



Ithaca, salt well at, 376 



fauna, 1053 



Jabor, lagoon at, 441 



Jackson, R. T., cited, 980 



Jacobitti. E., cited. 897, 898, 908 



Jaggar, T. A., cited, 870, 872, 878 



Tahn, J., cited, 464 



Jaluit, lagoon at. 441 



Jamaica, foramini feral limestone of, 455 



