INDEX 



683 



300; Wind River, 275, 

 302, 303, 396. (See also 

 Equidae) 



hobsfall, r. b., 42 



HrdliCka, a., 589 



Hudsonian fauna, 151 



Hudson's Bay slope, inter- 

 glacial forests, 131 



Huemul, 180 



Humerus, 78 (fig.) 



Humid province, 164 



Humidity, effect on distri- 

 bution, 141 



Hungary, 316 



Hutias, 184 



HxJXLBY, T. H., 28 



Hyaenidae, 518 



'\HytBnodon, 252 (restora- 

 tion), 253, 555, 562, 563 

 (restoration), 564 (skele- 

 ton fig.), 565 (teeth fig.), 

 566 (teeth fig.), 567, 576 



tHysenodont, primitive, 567 

 (restoration) 



fHysBnodontidse, 253, 555, 

 557, 562, 565 (teeth fig.), 

 566 (teeth fig.), 569, 573, 

 575; Bridger, 268; Eo- 

 cene, 254, 566, 576; 

 Wind River, 274 



tHyaenodonts, see tHyaeno- 

 dontidae 



fHycenognathus, 522, 524, 

 530 



Hydrochoerus, 183 (fig.), 185, 

 205 



Hydropotes, 412 



Hyena, bones of, 35 



tHyena-dogs, 222, 249, 527, 

 530 



Hyenas, 518, 527, 553, 554 



Hyoid arch, 67 



tHyopsodonta, 59 



\Hyperhippidium, 213, 291, 

 307 



■fHyperleptus, 607 



■j-HypertragulidiE, 267, 362, 

 386, 402, 414; Eocene, 

 408; John Day, 251, 404, 

 407; Miocene, 241, 258, 

 404; White River, 258, 

 406, 408 



tHypertragulids, see fHy- 

 pertragulidae 



^Hypertragulus, 241, 258, 

 267, 362, 407, 408 



^Hypisodus, 258, 362, 408 



^Hypohippus, 291, 297, 300 



Hypsodont teeth, 95 (fig.) ; 

 prevalence of, 232 



iHyrachyus, 271 (restora- 

 tion), 272, 291, 339, 344 

 (restor.), 345 (skull fig.), 

 346, 349, 350 



fHyracodon, 252 (restora- 

 tion), 255, 266, 291, 341 

 (restor.), 343 (manus 



fig.) 

 tHyracodontidae, 291, 403 



tHyraeodontinae, 291, 340, 

 341, 346, 350, 351, 352; 

 Bridger, 272, 343; Eo- 

 cene, 342; Uinta, 266, 

 343; White River, 255, 

 256, 341; Wind River, 

 275, 276, 344 



tHyracodonts, see Hyra- 

 codontinae 



Hyracoidea, 60, 458, 481, 

 492, 514 ; distribution, 138 



Hystricomorpha, 245, 262 



Ice Age, 25 



IdUhyomys, 182 



Icticyan, 174, 212, 517, 527, 

 552 



'fideodidelphys, 627 



Ihbbing, H. von, 124 



^Ilingoceros, 362 



Ilium, 77 



Immigrants from Old World 

 to N. America, 229, 276, 

 279, 316, 365, 370, 386, 

 416, 417 ; artiodactyls, 

 201, 202, 259; bison, 

 420 ; Carnivora, 203 ; 

 felines, 258 ; fhyseno- 

 donts, 254 ; insectivores, 

 253 ; mustelines, 238, 

 254; otters, 234; Pro- 

 boscidea, 422 ; rhi- 

 noceroses, 234 ; sheep, 

 419 ; from North to 

 South America, 171, 211, 

 226, 227, 242, 461 ; from 

 South to North America, 

 205, 206, 233 



Immigration, 266 ; Eocene, 

 324 ; Miocene, 233 ; Plei- 

 stocene, 151 ; Pliocene, 

 151 



Incisors, 93 



India, 14, 213, 327, 390, 

 412, 418, 430, 527, 542, 

 551 ; Permian glaciation 

 of, 25 



Indian Ocean, 442 



Indians, pre-Columbian, 

 590 



■^Indrodon, 580 



Insect-eaters, 92 



Insectivora, 59, 191, 249, 

 459, 580; Bridger, 268; 

 Miocene, 238 ; Neotropi- 

 cal, 172 ; Paleocene, 284 ; 

 Puerco, 286 ; Santa Cruz, 

 245, 587 ; Torrejon, 285 ; 

 Uinta, 265 ; Wasatch, 

 ^76 ; White River, 253 ; 

 Wind River, 274 



Insectivores, see Insectivora 



Insects, 141 ; Florissant, 

 121 ; Green River, 109 



Interglacial stages, 17, 130, 

 207; climate of, 134; 

 mammals of, 131 



tlnteratheriidae, 462, 476, 

 479 



^Interaiherium, 462, 481, 



636 (restoration) 

 Irreversibility of evolution, 



541, 656 

 flschyroeyon, 517 

 tlschyromids, Bridger, 270 ; 



Uinta, 265 ; Wasatch, 



280 

 fischyromys, 254 

 ilsectolophus, 291 

 tisotemnidae, 462, 485 

 ilsotemmis, 462 

 Isthmian region, geology, 



120; Pliocene, 128 

 Isthmus of Panama, 170 ; 



geology, 21, 22 ; Miocene 



123; Oligocene, 117, 123; 



Pleistocene, 122, 134 



Jackal, bones of, 35 

 Jaguar, 176, 177 '(fig.), 212, 



545, 552 



Jamaica, Miocene, 123 ; 



mongoose introduced, 



142 

 Japan, 135 

 Java, 21, 140, 327 

 Jefferson, T., 206, 597 

 Jerboas, 90 

 John Day age and stage, 



17, 30, 116, 375, 543 

 Jumping Mouse, 153, 160 



(fig.) ; mice, 182 ; shrews, 



59 

 Jurassic period, 15, 16, 642, 



643 



Kangaroo-rats, 163 (fig.), 



182 ; Miocene, 238 

 Kangaroos, 59, 626, 640 

 Kinkajou, 175 (fig.), 517, 



546, 552 

 Klipdasses, 458, 481 

 Knight, C. R., 42, 470, 



478, 480, 481, 494, 502, 

 506, 606, 636, 639 



Kowalbvskt. W., 233, 503 



Kudu, 225 



Labrador, Pliocene, 125 



Lagidium,, 185 



Lake, Argentine, 36; Bonne- 

 ville, 131 ; Callabonna. 

 34 ; Lahontan, 131 ; 

 Ontario, invasion by sea, 

 132 



Lakes, relation to glacia- 

 tion, 132 ; sediments of, 

 37 



Lama, 138, 362, 388; L. 

 huanacus, 178, 389 (fig.) ; 

 L. vicunia, 178 (fig.) 



^Lambdoconus, 489 



^Lambdotfierium, 275, 291, 

 315 



Land-bridges, 18 



Land-connections, how as- 

 certained, 20 ; Cuba 

 and Centr. Amer., 128; 



