Broili, Dr. F., 112, 234, 253, 254, 255, 258 Bromfield, Corporal, 226, 227 Brontosaurus, 78 Brouse, A. W., 101, 121, 141 Button, Mr. Lee, 157, 168, 169 Camel, Fossil, 187, 188, 242 Carboniferous, Upper, 135 _Cardicephalus sternbergi_, 255 Chalk, Expedition to Kansas, 32–60 Further Work in Kansas, 99–119 _Clidastes_, 53, 135, 280 _tortor_, 44 _velox_, 51, 53 _westi_, 135 College, Vassar, 53 Condon, Prof., 160, 161 Coots, Fossil, 161 Cope, Prof. E. D., Characteristics of, 45, 69, 74, 75, 83, 84, 89, 90, 91, 92, 93, 95, 239, 242, 243 Expedition to Bad Lands with, 61–89 Horned Dinosaurs Discovered by, 87 Letter from, 33, 142 News of Death of, 241 Speech Given by, 45 Memory and Imagination of, 75, 76 Wit of, 98, 99 Cormorants, Fossil, 160 Coulée, Grand, 175, 204 County, Converse, 270 Gove, 34, 118 Logan, 35, 38, 50, 54, 57, 60 Coyote, 211 Creek, Beaver, 138 Bushy, 234 Butte, 50 Chapman, 101 Coffee, 245, 246, 252 Cottonwood, 273 Deer, 126 Dog, 68, 77, 79, 81, 88 Gray, 250, 253 Hackberry 34, 35, 38, 107, 135, 266 Hay, 60 Indian, 241 Pine, 170 Pony, 261 Prairie Dog, 126, 127 Sappa, 120, 121, 140 Cretaceous, Life of the, 54 Crinoid, Stemless, 266 Davis, Leander, 196, 198, 202, 203 Day, Bill, 173, 178 Dayville, 189 Desert, Expedition to the Oregon, 144–169 _Diceratherium nanum_, 189 _Dimetredon_, 217, 256 Dinosaur, 77, 273 Duck-billed, 275 Horned, 87, 88 Three-horned, 270 _Diplocaulus_, 227, 257 _copei_, 254, 255 _magnicornis_, 240, 253, 255 _Dissorophus_, 242 _Dolichorhynchus osborni_, 111 Duncan, Mr., 154, 156, 158 Eastman, Dr., 114 Elephant, Columbian, 268 _Elephas primigenius_, 160 _Elotherium humerosum_, 186, 187 _Enhydrocyon stenocephalus_, 189 _Eryops_, 217, 227, 256 _megacephalus_, 251 Ficus, 23 Flamingo, Fossil, 161 Flora, Tertiary, 172 Fossils, Formation of, 258–260 Method of Excavating, 41, 42, 88, 109, 110, 130 Galyean, Frank, 230, 231, 232 Gar-pike, 253 Gorge, Picture, 173 Grebes, Fossil, 160 Gregory, Prof. William K., 280 Group, Fort Pierre, 70, 135 Loup Fork, 120 Niobrara, 50, 122 Grouse, Fossil, 161 Gulls, Fossil, 160 Hamman, George, 207, 209 _Haploscapha grandis_, 108 Hatcher, Prof. J. B., 70, 123, 133, 270 Hayden, Dr., 78, 205 Henry, Major, 229 Hermann, Adam, 58, 278 Heron, Fossil, 161 _Hesperornis regalis_, 265, 266 Hill, Mr. Russell, 101, 141 Hill, Smoky, 109, 113 Holland, Dr. W. J., 115 Hollick, Dr. A., 21, 22, 26 Horse, Three-toed, 126, 188 Howard, General, 191, 196, 197 Hoxie, 267 Huff, Joe, 170, 177 _Ichthyornis_, 269 _Inoceramus_, 135 Isaac, J. C., 47, 48, 61, 65, 74, 79, 80, 81, 83, 86, 93, 94, 98 Island, Cow, 79, 87, 89, 91, 98 Long, 132, 134 Klamath, Fort, 142, 146 Knight, Charles R., 279, 280 Knowlton, Dr. F. H., 24