300 



INDEX. 



Page. 

 SuHins, A. L., work of 141 



Supraoceipital 16,17, 16-17, 38, 82, 99, 121, 264 



Supraorbital horn core. See Horn core, supraorbital. 



Supratemporal fontanelle , 18,97 



Suprateraporal fossae 20, 22, 34-35, 151, 154, 154 



Surangular 42, 42, 43, 130, 137, 137, 210, 252; 266, 280, 286 



Symphysis .130,137 



Tarsus 63,63,230 



Taxonomy of Ceratopsia 162-174 



Teeth 4,4, 43-46, 43-45, 236, 262, 292, 



Teleoceras xxiv 



Temporal foramina 35,151 



Temporal fossae, lateral 35 



Testudinata 101 



Theropoda Marsh 10, 114, 124,156 



Thespesius occidentalis Leidy 106 



Tibia 62 , 63. 69, 80, 230 



Titanotherium, work on xvn, xxi, xxiv 



Titanotherium beds, age of '. xxi 



Torosaurus Marsh .... xxvn, 12, 19, 32, 34, 05, 96, 100, 129, 149- 

 150, 161, 163, 164, 165-166, 174, 181, 187, 188, 193, 194 



gladiusMarsb 12, 15, 17, 20, 20, 21, 35, 96, 97, 132, 



152-155, 154, 161, 166, 173, 174, 181, 184, 188, 202, 204 



latus Marsh 12, 



20, 35, 97, 149, 150-152, 25^,166, 174, 181, 184 



Trachodon Frontispiece, 5, 70, 71, 91,92, 92, 118, 179 



longiceps Marsh 117 



mirabilis Leidy 4, 4, 177 



Trachodontidse. 5, 65, 67, 69, 70, 114, 118, 128, 156, 166 



Transverse bones 26, 26, 28, 120, 147 



Transverse process 28,50,51,52 



Triceratops Marsh xvm, 12, 14-15, 19, 23, 31, 32, 35, 45,46, 



47, 55, 59, 62-63, 72, 76, 86, 100, 104, 110, 116-117, 117- 

 143, 145, 146, 149-156, 161-163, 164-165, 166-172, 180- 

 182, 184-186, 188, 189-193, 189, 194, 232, 278, 294 



restorations of Frontispiece, 189-190, 189-190, 294 



(Bison, Ceratops) alticornis Marsh 6-8, 



11, 104, 115-116. 115, 168, 170, 172, 183, 184, 188 ' 



brevicornus Hatcher 46,47, 



47, 48, 49, 55, 122, 131, 139, 141-142, 164, 168, 

 169, 180-182, 184, 189, 206, 208, 278, 280, 282 



calicornis Marsh 12, 55, 138-139, 140, 164, 168, 



170, 171, 181, 184, 192, 206, 208, 274,276, 278 



elatus Marsh 12, S3, 128, 133, 



134-138, 137, 139, 163, 168, 170, 171, 172, 181, 184, 284 



(Sterrholophus) flabellatus xvn, xxvn, 12,15,16-19, 



18-20,«,22, 23,25, 25-27, 31,32,37,38,38,41,42,44, 

 45, 48, 56, 86, 122, 123, 124, 126, 129, 143-148, 152, 164, 

 168-170, 171,172, 180,181,184, 202,204,208,286-290 



Page. 



Triceratops galeus Marsh 12, 



132, 132, 132,168.183,184 



(Ceratops) horridus Marsh... 11,12,18,23,27,28,29,30.38, 



64, 104, 116, 117-122, 121, 122,124, 127, 128, 131, 



148, 164, 168-169, 172, 180, 181, 183-184, 187, 206, 250 



obtusus Marsh '. 12, 



140-141. I4O, 149, 163, 168, 17 1, 172, 181, 184, 187,206 



prorsus Marsh 12, 14, 25, 17, 19, 



,22, 24, 32-35,33, 38, 40-43 ,-47, 47-55, 51,57, 58, 60-61 , 

 63, 64,90, 122, 126, m-U2, 128, 129, 130, 1.35, 137, 

 139,141,152, 164,168-169,171, 172, 180, 181, 184, 

 188, 189-192, 190, 206, 208, 212-230, 258-270 



serracus Marsh 12, 22, 22, 23, 26, 28, 29, 34, 35, 



37,39, 43,61, 62,62,64,122-127, 131,141, 163, 164, 168, 

 169-170. 171, 172, 180, 181, 182, 184, 186, 202, 252, 254. 356 



sulcatus Marsh 12, 133-134, 



133, 134, 144, 166, 168, 170, 172; 180, 181, 184, 2 10, 272 



Trigonias xxiv 



Trionyx foveatus Leidy 179 



Trochanter, great 63,79 



Tyranosaurus rex Osborn 182, 185 



U. 



Ulna 60, 61 , 224 



Utterbaek, W. H., fossil remains discovered by 141, 182 



= V. 



Vertebrae 46-53, 47, 48, 50-52, 53-55, 55, 7,5-77, 77, 



80, 95, 106, 107, 109-110, 114, 141, 164-165, 212, 214, %48, 278 



Vertebral column 46-55, 47, 52-55. 139, 278 



Vertebrate paleontology. See Paleontology, vertebrate. 

 Vomer 28-30. 28-30, 120, 130-131, 270, 290 



W. 



Wealden, Ceratopsia from 13 



Weber, Rudolph, drawings by xxx 



White, C. A., on F. V. Hayden 3' 



Wight, Isle of, Ceratopsia from 13 



Wilson, E. B., fossil remains discovered by 7,117,118 



Wyoming, Converse County, fossil remains discovered 



in 8, 115-157, 161, 179-181, 184 



Converse County, map of 294 



fossil remains discovered in 4, 



7-8, 67, 104-157, 161, 162, 174, 179-181, 184 

 See also Bitter Creek, Black Buttes, Seminole 



Mountains, 

 work in .• xix-xx 



Zygapophyses 48, 48, 49, 50-53, 55, 77, 77, 95, 106, 107 



