282 



BULLETIN 169, UNITED STATES NATIONAL MUSEUM 



gidleyi, Nothodectes, 165. 



Plesiadapis, 16S. 



Ptilodus, 33, 38, 46, 67, 74, 75, 82, 

 83, 95 seq. 

 Gidleyina, 5, 39, 50, 51, 55, 246, 250 seq. 



montanensis, 5, 41, 48, 50, 251 seq., 

 253 254. 



silberl'ingi, 40, 48, 50, 253 seq., 255. 



species undetermined, 41, 48, 50. 



superior, 42, 48, 254 seq. 

 Giebel, C. Cx., 171. 

 gillianus, Anisonchus, 258, 259. 

 Gilmore, C. W., 4, 6, 59. 

 Gingko, 58. 



Glass Lindsav Lakes, Mont., 13, 23, 28. 

 Glendive, Mont., 57, 58. 

 Glyptostrobus europaeus, 57. 



europaeus ungeri, 57. 

 gracilis, Cimolomvs, 85. 



Ptilodus, 70, 74, 84. 

 grandifoliolus, Sapindus, 19, 57. 

 Granger, W., 7, 10, 11, 70-72, 92, 141, 



257. 

 grangeri, Ectvpodus, 33, 46, 67, 74, 75, 



79, 82, 83, "99, 101, 102. 

 Grasses, 58. 



gratus, Eucosmodon, 83, 104. 

 Grav Bull formation, 16, 20, 21, 79, 81, 



83 

 Gregory, W. K., 107, 148, 170. 

 Grewia obovata, 57. 

 Grewiopsis platanifolia, 57. 

 Halodon formosus, 97. 



serratus, 101. 

 Haplaletes, 51, 53, 226-230, 233, 241, 



243 seq. 



disceptatri.x, 34, 48, 66, 226-228, 



244 seq. 

 Haploconus, 256, 258. 

 Haplomvlus, 225-228, 230, 231, 241. 



speirianus, 226, 227. 

 Hares, C. J., 11. 

 Harlowton, Mont., 12, 40. 

 Harpagosaurus excedens, 59. 

 Hatcher, J. B., 16. 

 Hav, O. P., 59, 257. 

 Hayden, F. V., 7. 



havdenianus, Didymictis, 34, 37, 38, 47, 

 49, 53, 209-211, 213. 

 Didymictis (Protictis), 209. 

 haydenii, Platanus, 57. 

 hazelae, Carpodaptes, 35, 47. 

 Hazelnut, 58. 

 Hell Creek formation, 15-20, 26-28, 55, 



56. 

 Hemiacodon, 145. 

 Hemithlaeus, 221, 222, 256, 258. 

 Hickory, 58. 

 Horsetails, 58. 



Hunter, Mr. and Mrs. F., 10. 

 hunteri, Ectypodus, 35, 46, 50. 

 Hyopsodinae, 241. 

 Hyopsodontid, aff. Haplaletes, 42, 48. 



genus undetermined, 221. 

 Hvopsodontidae, 34, 60, 61, 66, 217, 



220, 222, 223, 224 seq. 



Hvopsodontids, 259. 



Hyopsodontinae, 223, 225, 231, 241 seq. 



Hyopsodus, 217, 223-226, 229-231. 



paulus, 226. 

 Ictidopappus, 53, 208, 209, 213 seq. 



mustelinus, 34, 47, 214 seq. 

 ignotus, Litolestes, 226, 227. 

 inaequidens, Ellipsodon, 225-227, 233, 

 236, 238, 239. 

 Tricentes, 225. 

 Indrodon, 127-130. 

 Insectivora, 33, 60, 61, 104 seq., 217, 



218, 225, 229, 257. 

 intermedins, Pantolambda, 34, 48, 270 



seq. 

 Invertebrates, 58 seq. 

 Jepsen, G. L., 6, 11, 20, 55, 79, 83, 120, 

 141, 143, 147, 161, 162, 165, 225, 226, 

 229. 

 jepseni, Parectvpodus, 33, 46, 74, 75, 



82, 83, 100, 102 .seq. 

 Judith River formation, 15-17. 

 Kingsburv formation, 11. 

 Klahn, H., 178. 



Knowlton, F. H., 9, 19-21, 56-58. 

 Kootenai formation, 14, 15, 29. 

 ladae, Leptacodon, 33, 46, 62, 113 seq., 



115. 

 Lance formation, 15-21, 55-57. 

 latidens, Claenodon, 34, 47, 176, 187 

 seq., 190. 

 Mimotricentes, 5, 34, 38, 47, 194, 



205, 206. 

 Neoclaenodon, 187, 188. 

 Tricentes, 194, 203, 205. 

 latrunculus, Spanoxyodon, 34, 47, 68, 



194, 203. 

 Laurels, 58. 



Lebo Creek, Mont., 8, 13, 22. 

 Lebo formation, 9, 15, 16, 21 seq., 24-28, 



36, 37, 55, 57. 

 Leguminosites arachioides, 57. 

 Leipsanolestes, 113. 

 Lemoine, V., 7. 



lemuroides, EUipsodon, 225, 227, 233, 

 234, 239. 

 Mioclaenus, 225. 

 Lennep formation, 15, 16, 26. 

 Lepisosteus species undetermined, 59. 

 Leptacodon, 51, 52, 67, 106, 111, 112, 

 113 seq., 117. 

 ladae, 33, 46, 62, 113 seq., 115. 

 munusculum, 33, 46, 114 seq. 

 packi, 113, 114. 

 siegfriedti, 113. 

 tener, 35, 46, 50, 68, 113-115. 

 Leptictidae, 33, 60, 61, 106, 107, 111 



seq., 120. 

 limnaeiforme, Campeloma, 17. 

 Lion Butte, Mont., 13, 24, 28. 

 Lioplax nebrascensis, 59. 

 Litaletes, 53, 226, 227, 231, 232, 238 

 seq., 245. 

 disjunctus, 34, 37, 47, 66, 226, 227, 

 234, 238, 239 seq. 



