INDEX 



N. B. — The most important references are in heavy-faced type; technical names 

 of genera and species are itahcized, though most of the specific names are omitted as 

 unnecessary. Extinct groups are indicated by a dagger (f). 



Aard Vark, 60 



■fAbderites, 627, 641 (jaw 

 fig.) 



"^Achasnodon, 273, 361, 369 

 (skull fig.), 370 



fAcheenodonts, Bridger, 

 369; Uinta, 369; Wasatch, 

 370 



tAcoelodidse, 477 



Adaptive radiation, 655 



■\Adinotherium, 462, 473, 

 474 (restoration) 



fAdpithecus, 462 



^^Elurocyon, 517, 551 



i^lurodon, 517, 527 



^lurus, 546 



Africa, 184, 245, 328, 332, 

 417, 419, 421, 422, 426, 

 442, 458, 481, 551, 579, 

 642, 656 ; elephants of, 

 138 ; mammals of, 145 ; 

 zoology of, 146 



Agassiz, L., 129 



Age, geological, 15 



Agouti, 185 (fig.) 



Agouti, 183 (fig.), 185 



Agoutis, Pleistocene, 218 



fAgriochceridse, 247, 250, 

 361, 383, 484, 652; 

 Eocene, 383; John Dav, 

 250, 383 ; Oligocene, 38.3 ; 

 Uinta, 267, 385; White 

 River, 268, 383 



fAgriochcerids, see fA-grio- 

 choeridse 



fAgriochoerus, 252 (restora- 

 tion), 361, 383 (skull fig.) ; 

 384 (restoration) ; 385 

 (manus fig.) 



Alachua stage, 127, 225 



Alaska, 103, 106, 197, 199, 

 202, 203, 3.32, 418, 419, 

 420, 427, 4.33 ; fMam- 

 moth in, 40 ; Miocene of, 

 118; Oligocene of, 113; 

 Pleistocene glaciation in, 

 131 ; volcanoes, 133 ; Pli- 

 ocene of, 125 



■fAlhertogaudrya, 509, 512 



Alee, 65, 151, 156 (fig.), 202, 

 208, 362, 411, 412 



Allen, J. A., 141, 161 



Alligator.?, 102 



fAllothere, Pal eocene., 642 

 (skull fig.) 



tAllotheria, 59, 627, 642 



Alouatta, 578, 585 



Alps, Arctic animals and 

 plants of, 193 ; Eocene, 

 104 



\Alticamelus, 224, 362, 388, 

 391 ; restoration, 236 



Amazon, 585 ; as barrier to 

 species, 137 



tAmblypoda, 60, 443, 508; 

 Bridger, 269, 445; Eocene, 

 443; Puerco, 286, 454; 

 Torrejon, 285, 453; Wa- 

 satch, 277, 452; Wind 

 River, 274, 450, 452. 



fAmblytatus, 592 



Ameghino, F., 228, 263, 

 467, 471, 476, 496, 497, 

 613 



America, connections of 

 North and South, 123 



American fMastodon, 196 ; 

 restoration, 195 



Americas, marsupials of, 

 1.38 



Amherst expedition, 487 



Amphibia, 55 ; as ancestral 

 to mammals, 643 



■fAmphicyon, 517, 524, 525, 

 530 



fAmphicyons, 558 



\Amphidolops, 627 



\ Am phiproviverra, 627, 637 ; 

 skull fig. 637 



'\Amynodoti, 272, 291, 340, 

 348, 349 



fAmvnodontinse, 291, 340, 

 341, 346, 350, .351, 353; 

 Bridger, 272, .350; Oli- 

 gocene, 339; Uinta, 266, 

 348; White River, 255, 

 .346. 



fAmynodonts, see fAmy- 

 nodontinse 



^Anacodon, 277, 554, 561 



\ Analcitherium, 592 



fAnaptomorphidae, 578, 583 



fAnaptomorphus, 281, 578, 

 581 ; head restored, 581 



fAncMtherium, 290, 299 



Ancon sheep, 660 



tAncylopoda, 60, 291, 353; 

 Bridger, 357 ; Miocene, 

 238, 355; Pliocene, 224, 

 355 



675 



Andes, 178, 179, 180, 185, 

 189, 211, 213, 322, 548; 

 Eocene, 112; Miocene, 

 124 ; Pleist. glaciation, 

 1.33, 134; Plioc. 128, 129. 



Andrews, C. \V., 422, 435. 



Antarctic continent, 103, 

 123, 638 



Ant-Bear, 91, 187, 1,S8 (fig,), 

 206, 591, 355, 600, 601, 

 615 



Anteater, Collared, 1<S7 ; 

 fig. 188; Lesser, 591; 

 tree, 591 ; Two-toed, 188 



Anteaters, 60, 75, 94, 187 

 189, 591, 593, 596; Pleis- 

 tocene, 218, 596 ; Santa 

 Cruz, 245, 596 ; scalv, 60, 

 353 ; spiny, 57, 59 



Antelope, 202 ; })ones of, 

 35 ; Mioc. restored, 237 ; 

 Prong-horned, 5, 162 (fig.) 



Antelopes, 54, 60, 222, 312, 

 362, 409, 416, 418; flat- 

 horned, 417; goat- 

 horned, 417 ; Miocene, 

 235, 417; Old World, 

 202; Pleistocene, 202; Pli- 

 ocene, 224; S. Amer., 

 213, 215, 221, 418, 466; 

 strepsicerine, 225, 417; 

 Tertiary, 419 ; twisted- 

 horned, 417 



fAnthracotheres, see fAn- 

 thracotheriidse 



tAnthracotheriida;,259,266, 

 361, 370, 381, 384, 386 



^Anthracotherium, 259, 361, 

 371 



Anthropoidea, 60, 578, 579, 

 580, 582 



Anthropoids, see Anthro- 

 poidea 



Antigua, 134 



AntUles, Eocene, 112; 

 Miocene, 123 ; Oligocene, 

 117; Pliocene, 128 



Antillia, 112 ; Oligocene. 117 



Antilocapra, 162 (fig.), 202, 

 225, 362, 416, 417 



Antilocapridoe, 302, 416 



Antilopidce, 416 



Antler, 411 



Antwerp, 37 



Apar, 592 



