422 



THE MERYCOIDODONTID/E 



Metoreodon, 11, 19, opp. 24, 25, 31, 127, 171, 202; 

 meas., 289 



californicus, 6, 11, 13, 19, 202, 203-204, 205; fig'd, 



203, 204; meas., 289 

 compressidens, 5, 11, 13, 19, 202, 204-205; fig'd, 



205; meas., 289 

 major, 5, 11, 13, 15, 19, 196, 202, 203, 205-206, 



207,208; fig'd, 385; meas., 289 

 i medius, 5, 11, 15, 19, 196, 202, 206-207, 209, 



213; fig'd, 385; meas., 289; skel., 206 

 novomexicanus, 6, 11, 15, 19, 202, 203, 204, 207- 



209; fig'd, 207, 208, 373; meas., 289 

 profectus, 6, 11, 15, 16, 20, 160, 202, 203, 204, 

 205, 206, 207, 208, 209-212; fig'd, 210, 211, 

 371, 373; meas., 289 

 cf. M. profectus, 16, 202, 212 

 relictus,6, 11, 15,20,202,204,205,210,212-213; 



fig'd, 28, 212; meas., 289 

 sp., 6, 1 1 

 microcephalus (Promerycochcerus), 5, 11, 16, 20, 105, 



106, 122, 137-138; fig'd, 137; meas., 285 

 Midway formation, 170 

 Migrations, 1-2 

 minhnus {Merychyus) = M. arenarum minimus, 28, 219, 



224 

 minimus (Merychyus arenarum), 5, 10, 15, 19, 178, 216, 

 217, 218, 2i9-222, 224, 231, 234; fig'd, 28, 220, 377; 

 meas., 290; skel., 221 

 minor (Merycoidodon) = nomen nudum, 19, 56, 5 7 

 minor (Oreodon) = nomen nudum, 56, 5 7 

 minor (Promerycochcerus hollandi), 5, 11, 13, 20, 105, 

 106, 127-128, 150; fig'd, 128, 343; meas., 284 



(Protoreodon), 4, 12, 16, 20, 32, 33, 34-35, 36; 

 fig'd, 35; meas., 279 

 minora (Leptauchenia), 5, 10, 17, 19, 23 5, 238, 239; 



fig'd, 383 

 Mint Canyon, Calif., 13, 14 

 Mint Canyon formation, 4, 5, 234 



Miocene, 2, 6, 25, 27, 63, 167, 230, 233, 237, 238, 271, 

 272, 274, 275 

 Lower 



Gering, 4, 9, 246 



Harrison (lower), 4, 5, 8, 9, 76, 98, 102, 103, 105, 

 106, 122, 124, 125, 127, 138, 139, 147, 171, 173, 

 193,229, 231,232,234,239 

 Harrison (upper), 4, 5, 8, 9, 154, 156, 217, 218, 



219 

 John Day (upper), 4, 5, 8, 30, 71, 72, 83, 84, 96, 



112, 115, 128, 132, 134, 135, 141, 213 

 Monroe Creek, 4, 5, 8, 9, 102, 181, 182, 235 

 Rosebud (lower), 4, 5,9,76,78, 105, 119, 145, 150, 



222, 243, 246 

 Rosebud (upper), 4, 5, 9, 156, 225 

 Sespe, 4, 5, 105, 123, 242 

 Tecuya, 4, 5, 105, 119 

 Middle 



Brown's Park, 4, 5 

 Cuyama, 4, 5, 153 

 Hayden's Bed D, 4, 5, 157 

 Sheep Creek, 4, 5, 170, 256 



M iocene — Cont. 

 Upper 



Barstow, 4, 5, 152 



Deep River, 4, 5, 9, 138, 174, 188, 198, 201, 231, 

 234, 249, 251, 252, 254, 255 



Flint Creek, 4, 5, 187, 190, 197, 200 



Hayden's Bed F, 4, 5, 205, 206, 226 



Madison Valley, 4, 5, 161, 164, 165, 167, 192, 204, 

 205 



Mascall, 4, 5, 192 



Mint Canyon, 4, 5, 234 



Pawnee Creek, 4, 5, 157, 194, 197, 227 



Skull Spring (Sucker Creek), 4, 6, 170, 212 



Snake Creek (lower), 4, 6, 168, 191, 212, 21 3, 227 



Virgin Valley, 4, 6, 1 99 

 Missouri River and Valley, Mont., 13, 14, 5 8, 80, 124, 



125, 139, 171, 173 

 Mixtotherium, 23 

 Mohave Desert, Calif., 203 



Monroe Creek formation, 4, 5, 8, 9, 102, 181, 182, 23 5 

 Montana, 1, 7, 8, 10, 11, 12, 27, 42, 59, 63, 64, 205, 

 243 



Bannack, 13, 14, 187, 189 



Big Hole River, 13, 14, 43 



Big Round Top, 164 



Boulder River, 13, 14, 174, 188 



Camp Baker, 235 



Canyon Ferry, 13, 14, 124, 125, 139, 171 



Dillon, 13, 14, 43 



Divide Creek, 14, 15, 189, 190 



Drummond, 13, 14, 127 



Fort Logan, 14, 15 



Grasshopper Creek, 13, 187, 189 



Helena, 13, 14, 58, 80, 124, 125, 139, 171, 173 



Hellgate River, 13, 127 



Jefferson River, 1 74 



Logan, 13, 14, 164 



Madison Valley, 13, 14, 161, 164, 165, 167, 204 



Melrose, 190 



Missouri River, 13, 14, 58, 80, 124, 125, 139, 171, 

 173 



New Chicago, 13, 14, 165, 197, 200 



Pipestone Springs, 13, 14, 41 



Smith River Vallev, 4, 14, 15, 98, 102, 138, 198, 

 231, 249, 251, 252, 254, 255 



Thompson's Creek, 13, 43, 44 



Three Forks, 13, 14, 43, 44, 161 



Toston, 13, 14, 58, 69 



White Sulphur Springs, 201 



Woodin, 14, 15, 190 

 montanus (Eporeodon), 5, 10, 13, 15, 18, 63, 64, 79, 



80-81, 123; fig'd, 80, 329; meas., 282 

 montanus {Eacrotafhus) = Eporeodon montanus, 80 



{Merycochcenu) = Promerycochcerus montanus, 138 

 montanus (Promerycochcerus), 5, 11, 15, 20, 105, 106, 

 111, 112, 127,' 138-139, 141, 154, 159; fig'd, 345; 

 meas., 285 



grandis (Promerycochcerus), 5, 11, 15, 20, 105, 106, 

 122, 123, 125, 138, 139-141, 145, 147; fig'd, 27, 

 140, 347; meas., 285; skel., 141 

 Moodie, R. L., 262, 263, 266, 269, 270 



