INDEX 



287 



trovessartianus, Ptilodus, 77, 82, 83, 96. 



Tullock formation, 20. 



turgidunculus, Choeroclaeiius, 226, 227. 



Mioclaenus, 225, 232. 



Oxyacodon, 225. 

 turgidus, Mioclaenus, 224-227, 230, 232. 

 Turtles, 17, 59. 

 Uintalestes, 146, 147. 

 Uintatheres, 265, 266, 268. 

 Uintatheriidae, 266, 267. 

 ultimus, Neoliotomus, 83. 

 ungeri, Glvptostrobus europaeus, 57. 

 Unio, 58. 



Unuchinia asaphes, 35, 47, 68. 

 Ursidae, 182. 

 Ursus, 185. 

 vecordensis, Claenodon, 36, 47, 48, 176, 



189. 

 vespertinus, Omomys, 144, 162. 

 Viburnums, 58. 

 Vitis xantholithensis, 57. 

 Viverravidae, 208. 

 Viverravinae, 170, 207, 208 seq. 

 Viverravus, 53, 208, 209, 214, 216. 



acutus, 208, 209. 



dawkinsianus, 208. 



politus, 208. 



Viviparus, 17, 58. 



formosus, 17. 



planolatere, 59. 



retusus, 59. 



trochiformis, 17. 

 Walnut, 58. 



Walvoord, Lake, Mont., 13, 23. 

 Wasatch formation, 20, 21. 

 Washakius, 145. 

 Weber, R., 6. 

 Weed, W. H., 8, 57. 

 weedii, Tilia, 57. 

 Wegemann, C. H., 11. 

 Wetmore, A., 4, 6. 

 Wheatland County, Mont., 12. 

 whitei, Campeloma nebrascense, 17. 

 Widdecombe Creek, Mont., 23, 28, 31^ 



36, 38. 

 Wildcat Creek, Mont., 37. 

 Wilmarth, M. G., 20. 

 W^oolsey, L. H., 26, 58. 

 Wortman, J. L., 7, 127, 170, 217. 

 xantholithensis, Vitis, 57. 

 Xenacodon, 111, 112. 

 Yellowstone River, Mont., 12, 14, 27. 

 Yew, 58. 

 Zanycteris, 53, 134, 136. 



paleocena, 136. 



o 



