SOUTH DAKOTA SCHOOL OF MIXES 



179 



Page 

 Moropus. .4 6. 6- 99 15 8 



Mountain sheep 



Mounting of skeleton ' -72 



Muridae 151 



:eUdae 87-8 



Mylagaulidae 







> 

 Naming of extinct animal- 

 srn 

 28, 38, 43, 59, 71 



98, 103. 111. 117, 126. 136 



147 



raska beds . 



"nipparion . . L 10, 158 



-berry. J. S 



Henry 163 



Nimravus 



Niobrara river 



48, 53, 60. : 



Nodular layer 41. 42. 126 







Nothocyon 



O 



Oak creek 



Oglala formation 4 7 



OHarra. C. C 171. 172. 173 



Old Woman creek 



Oligobuni? 46, 



Oligocene.26, 31, 32. 3 4. 51, 6 7 



Oreodon beds 36, 3 7 



39. 40. 41. 4S. 55. 150 



Oreodons 40. 6 4 



68. 123-12S. 153. 154 



Orecdontidae 123-128 



150. 152. 154. 151 



:m S. 27. 29 



34. 35. 36. 37. 44. 46 



5, 9 9. 10 2 

 103, 104, 10 1 ' . Ill, 112 

 113, 114 ll r 117, 164. 163 

 166, 167. 16S, 169. 171. 173 



Owen, D. D 24. 161 



Owen Gelog 



Oxy 4 6,133 



157, 1 5 S 

 P 



Pachyderms 9 



Paleochoerus 154 



Palaeolagus 151 



PaleogeosraDhv 33. 66 



138 



Paleotherium 2 3. Ill 



Palmer. T. S 149, 173 



Parahippus 46. 10 6 



110, 154. 156. 157 



Page 



Paratylopus 153 



Paraxonic 90 



Paroligr 155 



? creek 5 3 



53 



Peabody Museum 102 



Peccaries 122 



Penfield, S. L 167 



Perehoerus 15 3, 154 



Perisho. E. C 172 



Perissodactyls 76, 90, 91 



132. 153. 156, 158, 159 



Peterson, O. A 



47. 60, 61 " 



71. 81, 89, 90, 98 



118, 119. 120, 121, 125, 126 



133, 136, 169, 170, 171, 172 



Phenacocoelus 15 7 



:ad. Nat. Sci. (See 

 Acad. Nat. Sci., Phila.) 



Phlaocyon 46 



Phosphate 63 



logeny 108, 135 



Physiographic development. . 51 



bales 30 



Pine Ridge 19. 3S. 39 



42. 43. 44. 46. 52. 53, 144, 147 

 Pine Ridge Indian Reserva- 

 tion 53, 57 



Pinnipedia 77 



Plants (present day) 144 



Platte river 38 



Pliocene. .31, 32, 33. 47, 69, 159 



Pliohippus 105. 107, 159 



Pocket gophers 89 



Poebrotherium 23. 132 



135. 136. 153 



Porcupine butte . .37. 45, 46, 53 



Porcupine creek 45. 53 



Poramotherium 158 



Princeton Museum ....117, 141 



Princeton Universitv . . . .25, 26 



136 



Proboscidea 157 



Procamelus 136. 159 



Procamelus zone 36 



Promerycochoerus 44, 46 



124. 125, 126, 157 



Promerycochoerus zone .... 36 



37, 44, 46, 126 



Prosthemnops 159 



Protapirus 100, 152, 153 



Proterix 151 



Protoceras 128, 129 



130. 131. 154 



