410 



INDEX. 



Mayhill Sandstone, 60. 

 Medina Sandstone, 60. 

 Megalosaurus, 203. 

 Menevian Formation, 38. 

 Mesozoic Ages, 188 ; subdivisions 



of, 189 ; Flora of, 199 ; Coal of, 



201 ; Crustaceans of the, 225 ; 



Keptiles of the, 201, 212. 

 Metalliferous Kocks, 167. 

 Metamorphism, 21. 

 Microlestes, 208. 

 Milioline Limestones, 243. 

 Miller on Old lied Sandstone, 86. 

 Millipedes, Fossil, 136. 

 Miocene Plants, 260 ; Climate, 



264 ; Mammals of, 250. 

 Mississippi, Delta of the, 296. 

 Modern Period, 283. 

 Mosasaurus, 206. 

 Morse on Lingula, 39. 

 Murchison on Silurian, 66. 



Nebular Theory, 7. 

 Neolithic Age, 284. 

 Neozoic Ages, 236 ; divisions of, 



239. 

 Newberry on l)inichthys, 99. 

 Nicholson on Graptolites, 72. 

 Nummulitic Limestones, 241. 



Oldhamia, 45. 

 Old Ked Sandstone, 86. 

 Oneida Conglomerate, 69. 

 Orthoceratites, 69, 154. 

 Oscillations of Continents, 179. 

 Owen on Dinosaurs, 202 ; on Mar- 

 supials, 209. 



Palaeolithic Age, 284, 289. 

 Palceophis, 245. 



Palseozoic Life, 181; diagram of, 186. 

 Paley on Design in Nature ; his 



illustration of the watch, 349. 

 Peat of Abbeville, 294, 

 Pengelly on Kent's Hole, 304. 

 Pentremites, 153. 

 Periods, Geological, 195, 175. 

 Permian Age, 160; Geography nf 



the, 163 ; Ice-action 'in the, 168 ; 



Plants of the, 172 ; Eeptiles of 



the, 172. 

 Phillips on Dawn of Life, 30 ; on 



Ceteosauius, 204. 



Pictet on Post-pliocene Mammals, 

 256 ; on Post-glacial Animals, 

 357. 



Pictures of Primeval Man, 376. 



Pierce on Diminution of Earth's 

 Eotation, 165. 



Pines of the Devonian, 105 ; of the 

 Carboniferous, 131 ; of the Per- 

 mian, 173. 



Placoid Fishes, 96. 



Plants of the Laurentian, 32 ; of the 

 Silurian, 76 ; of the Devonian, 

 102 ; of the Carboniferous, 124 ; 

 of the Permian, 172 ; of the 

 Mesozoic, 199 ; of the Tertiary 

 258 ; classification of, 122. 



Plateaus, Continental, 57. 



Plesiosaurus, 213. 



Pliocene, Climate of, 2G6 ; Mam- 

 mals of, 256. 



Pliosaurus, 215. 



Pluvial Period, 287. 



Post-glacial Age, 283, 292. 



Post-pliocene Period, 274 ; cold, 

 278; Ice-action in the, 270; 

 Subsidence, 279 ; Elevation, 284 ; 

 Shells, evidence of, against Deri- 

 vation, 358 ; Mammals, evidence 

 of, against Derivation, 357. 



Potsdam Sandstone, 38. 



Prestwich on St. Acheul, 294. 



Primordial Age, 36 ; Crustaceans 

 of the, 42. 



Protichnites, 45. 



Protorosaurus, 172. 



Prototaxites, 76. 



Psilophyton, 76, 103. 



Pteraapis, 76. 



Pterichthys, 98. 



Pterodactyls, 206. 



Pterygotus, 93. 



Pupa Vetusia^ 139. 



Quebec Group, 60. 



Rain-marks, 47. 



Ramsay on Permian, 168. 



Red Sandstones, their Origin, 110, 

 166. 



Reptiles of the Carboniferous, 143 , 

 of the Permian, 172 ; of the Me- 

 sozoic, 201, 212. 



