692 



INDEX 



500, 509, 511, 652; Arau- 



canian, 227 ; Deseado, 



262, 264, 474: Parana. 



228 ; Santa Cruz, 246, 467 

 fToxodontia, 60, 355, 461, 



478, 485, 489, 492, 500, 



514; Pleistocene, 215, 



221 

 fToxodontidiE, 462, 474 

 fToxodonts, see tToxodonta 

 Tragulina, 54, 60, 408, 409, 



410. {See Mouse-Deer) 

 Transition zone, 147 (map) , 



153 

 Trapezium, 83 

 Trapezoid, 83 

 Tree-sloths, 591, 593, 594, 



595, 596, 609; Pleisto- 

 cene, 596 ; Santa Cruz, 



596. (See also Sloths) 

 Tremarctos, 172, 176 (fig.), 



517, 548, 552 



Treves, 10 



Triassic period, 15, 16, 642, 

 643 ; climate, 24 



fTriconodonta, 59 



Trier, cathedral of, 10 



■fTrigodon, 227, 228 (head 

 restored), 462, 466, 473, 

 474 



ifTrigonias. 256, 291, 336, 

 337 (skull and front 

 teeth fig.), 338, 339 

 (manus fig.), 351 



■fTriaonolestes, 281, 361, 398 



tTrifionolesticUe, 361 



tTri-Miiostylopiche, 509, 512 



^Trigonustylups, 509 



■fTriisodon, 554, 561 



fTrilophodon, 229 



Trinidad, 170 



Trinomial sy.stem of no- 

 menclature, 52 



■\Triplopus, 266, 272, 343 

 (manus fig.), 345 



■\Tritemnodon, 271 (restora- 

 tion), 555, 565 (teeth 

 fig.), .566 (do.), 567 

 (restor.), 576, 633 



tTrituberculata, 59 



Tropical species, distribu- 

 tion, 141 



Tse-tse Fly, 142 



Tuatara, 284 



Tubulidentata, 60 



Tuco-tuco. 184 



Tuff, Miocene, 112, 122; 

 Santa Cruz, 124 



Turkestan, 419 



Turtles, 102 



Tusks, 92 



Tvlopoda, 54, 60, 362, 386, 

 409, 410; Pleistocene, 

 202 



fTvpothere, 243 (restora- 

 tion), 480 (do.), 636 (do.). 

 639 (do.) 



fTypotheres, see fTypo- 

 theria 



tTypotheria, 60, 215, 372, 

 462, 476 ; Araucanian, 

 227; Casa Mayor, 282, 

 479 ; Deseado, 263, 264 ; 

 Parana, 228 ; Pleistocene, 

 215, 221, 476; Santa 

 Cruz, 246, 479 ; Tertiary, 

 215 

 tTvpotheriidffi, 462, 476 

 \Typotherium, 215, 217, 263, 

 462, 476, 477 



Uakaris, 578, 585 



Uinta age and stage, 11, 17, 

 110, 270, 271, 272, 301, 

 339, 345, 349, 365, 369, 

 370, 380, 383, 385, 386, 

 397-400, 409, 443, 519, 

 527, 529, 557, 559, 573, 

 579 



Uinta Mts., 106, 108; 

 Pleistocene glaciers, 131 



\Vint<tc}l(i>i, 555, 558 



tl'intathcres, see fUinta- 

 theriiche 



tUintatheriida^, 285, 443, 

 444, 445 (skull fig.), 451, 

 452, 454, 465, 509, 532; 

 Bridger, 269, 443; Wa- 

 satch, 279, 451 ; Wind 

 River, 274, 450 



■fUintatherium, 51, 271 (res- 

 toration), 443, 444, 445 

 (skull fig.), 447 (restora- 

 tion) 



Ulna, 80 



Unciform, 83 



Unconformity, 312 



Ungual phalanx, 84 



Ungulata, 60, 513, 516; 

 primitive, 460 ; Santa 

 Cruz, 481, 511; fshort- 

 footed, 443 ; South Ameri- 

 can indigenous, 461, 466, 

 469, 486, 489, 490, 500, 

 509,511, 513, 514; White 

 River, 258 



Ungulates, see Ungulata 



Unguligrade, 91 



University of California, 31, 

 32 



Upheavals, Pleistocene, 132, 

 133 ; Pliocene, 132 



Upper Sonoran zone, 148, 

 164 



Ural. Mts., 106; Sea, 106, 



108 

 Urocyon, 162, 165 (fig.), 517 



■fUrotrichiis, 1.53 

 Ursida?, 517, 518, 548 

 Ursus, 90 (pes fig.), 156 



(fig.), 163, 517,549 

 Uruguay, 585 



Variant, 53 

 Varieties, 52, 662 

 Vegetation, Eocene, 111; 



Paleocene, 283. (See also 



Flora and Plants) 



Vermilingua, 187, 591 

 Vertebra, 68 ; caudal, 73 



(fig.) ; cervical, 70 (fig.) ; 



dorsal, 69 (fig.), 72 (fig.) ; 



lumbar, 72, 73 (fig.) ; 



sacral, 73 (fig.) ; thoracic, 



69 

 Vertebral column. 67 

 Vertebrata, 55 

 Vesuvius, 30 

 Vicuiia, 178 (fig.) 

 Virgin Valley stage, 127 

 Viscaccia, 183 (fig.), 185 

 fViverravus, 555, 558 

 Viverrida;, 518, 553, 554, 



558 

 Viverrines, see Viverridce 

 Viviparous mammals, 59 

 Vizcacha, 183 (fig.), 185 

 Vizcachas, Pleistocene, 218 

 Volcanic ash, 29 ; Bridger, 



110, 115; John Day, 116; 



Santa Cruz, 124; White 



River, 115 

 Volcanic dust, 29 

 Volcanic material, 6 ; Floris- 

 sant, 121; Miocene, 118; 



Pliocene, 125 

 Volcanoes, 133 

 Voles, 182 

 Voltaire, 646 

 Vulcanism, Miocene, 118, 



121 ; Pliocene, 127 

 fVulpavus, 555, 558 

 Vulpes, 149 (fig.), 150 (fig.), 



158 (fig.), 517 



Waagen, W., 662 



Wallace, A. R., 136, 1.39, 

 150, 170, 171 



Walnuts, 102 



Walruses, 1, 45, 207, 210, 

 516 : Pleistocene, 27, 132 



Wapiti, 50, 151, 155 (fig.), 

 181, 202, 208, 411, 412, 

 413 



Warm Temperate region, 

 161 



Wart Hog, 363 



Wasatch age and stage, 17, 

 106, 273, 274, 275, 285, 

 316, 325, 370, 398, 400, 

 451, 4.52, 453, 455, 4.57, 

 4.59, 560, 561, .566, 568, 

 571, 572, 580, 581 



Wasatch Mts., Pleistocene 

 glaciers, 131 



Wasatch-Sparnacian stage, 

 115 



Water Hog, 183 (fig.), 185, 

 205, 211. (See also Capy- 

 bara and Carpincho) 



Weasel, 551; family, 174; 

 Miocene, 238; Pleisto., 

 S. Amer., 213 ; tribe, 518 



Weasels, 59, 152, 517; 

 Miocene, 229. 238 ; Pleis- 

 tocene, 204, 205 



Weber, M., 426 



