INDEX. 



425 



Platysomus, 204 ; gibbosus, 203. 



Platystoma, 219. 



Pleistocene period, 316; climate of , 

 375. 



Plesiosaurus.225, 251-255, 285 ; dolicho- 

 deirus, 251. 



Pleurocystites squamosus, 107. 



Pleurotoma, 80;!. 



Pleurotomaria, 112, 131 , 190, 203, 244, 279. 



Plicatula, 219. 



Pliocene period, 335; rocks of, in 

 Britain, 33ti; in Belgium, 3.37; in 

 Italy, 337; in North America, 337; 

 life of, 333-3 13. 



Pliopithecus. 331; antiqum, 334. 



Hivsaurux, 252. 



Podocarya, 237 



Podozamites, 213; lanceolatus, 214. 



Polir-schiefer, 34. 



Polycystina, 31; of Barbadoes-earth, 

 84. 



Polypora, 148, 18fi ; dendraides, 187. 



Polypterus, 155, 191. 



Polystomdla, 322. 



Polytremacis, 274. 



Polyzoa, of the Cambrian, 82, 90; of 

 the Lower Silurian, 110; of the 

 Upper Silurian, 127; of the De- 

 vonian, 147, 148; of the Carbonifer- 

 ous, 186,187 ; of the Permian, 202; of 

 the Trias, 215; of the Cretaceous, 

 275 ; of the Miocene, 323. 



Populus, 272. 



Porcellia, 190. 



Porcupines, 333. 



Portage Group, 137. 



Port- Jackson Shark, 156, 192,249. 



Portland beds, 234, 236. 



Post-Glacial deposits, 348, 351. 



Post-Pliocene period, 346. 



Post-Tertiary period, 296. 



Poteriocrinus, 179. 



Potsdam Sandstone, 79. 



Pre-Glacial deposits, 348. 



Presturichia, 182; rotundata, 183. 



Pnm#ia,109: strangulata, 108. 



Primordial Trilobites, 85. 



Primordial zone, 79. 



Proboscidea, of the Miocene, 331, 334 ; 

 of the Pliocene, 341, 342; of the 

 Post-Pliocene, 370. 373. 



Producta, 150. 188, 202; horrida, 202; 

 longispina, 189; semireticulata, 189. 



Productella, 150, 188. 



Productidse, 149. 216. 



Proetus, 126. 



Prong-buck, 330. 



Protaster, 122 ; Se.dgmckii, 123. 



Proteacese, 270, 320. 



Proteus, 193 



Pro/ichni'es, 87. 



Protocy stiles. 82. 



Protornis Glarisisnsis, 307. 



Protorosaurus, 2 ; Speneri, 205. 



Protosponyia, 82 ; fenestrata, 88. 



ftototaxites, 120, 140; Logani, 141. 



Ptammobia, 3<v>. 



Psammodus, 192. 



Psaronius, 138,167. 



Pseudocnnus bifasciatus, 107. 



Psilophntnn, rjo. i:>,9, 140; princeps, 140. 



Pteranodon, 2L4, 285; longiceps, 285. 



Pteraspis, 132, 154 ; Banksii, 132. 

 Pterichthys, 154; cornutus, 156. 

 Pterincea, 130 ; subfaicata, 130. 

 Pteroceras, 244, 280. 



Ptcrodactylus, 252, 285 ; crastirostris, 253. 

 Pterophyllum. 213, 237 ; Jcegren, 214. 

 Pteropoda, of the Cambrian, 89 ; of the 



Lower Silurian, 112; of the Upper 



Silurian, 131; of the Devonian, 151; 



of the Carboniferous, 189; of the 



Permian, 203; of the Jurassic, 244. 

 Pterosauria, 252; of the Jurassic. 252- 



255; of the Cretaceoun, ^85. 

 Pterygoius Anglicus, 126, 1*7. 

 Ptilodictya, 110, ]27; acwia. 109;/atei- 



/orwis 109; raripora, 128; Schafferi, 



109. 



Ptychoceras, 281 ; Emericianum, 282. 

 Ptychodus, 283. 

 Pupa vetusta, 190. 



Purbeck Beds, 234; Mammals of, 262. 

 Purpuroidea, 244. 

 Pycnodus, 283. 

 Pj/rata, 303. 



Quadrumana, of the Eocene, 316; of 

 the Miocene, 334; of the Plio- 

 cene, 343: of the Post-Pliocene, 375. 



Quadrupeds (see Mammalia). 



Quaternary period, 346. 



Quebec Group, 96, 97, 101. 



Qw rcus, 270. 



Rabbits, 333. 



.Rjna, 3-4. 



Raptures, 308. 



.Rasores. 307. 



Recent period, 296, 346. 



Receptaculites, 99. 



Red clays, origin of, 36. 



Red Coral, 322. 



Red Crag, 335. 



Red Deer, 349, 368. 



Reindeer, 357. 358, 368, 369. 



Remapleurides, 120. 



Reptiles, 204; of the Permian, 204- 

 2o7; of the Trias, 223-227; of the 

 Jurassic, 249-258; of the Cretace- 

 ous, 285-290 ; of the Eocene, 306, 307. 



Retepora, 110, 127, 148, 186, 202, 216; 

 Ehrrnbergi, 202 ; PhiUipsi, 148. 



RetiolUes, 121. 



Retzia, 130. 



Rhjetic Beds, 209-211. 



Jthamphorhynchus, 255 ; Bucklandi, 255. 



Rhinoceridse., 326. 



Rhinoceros Etruscui, 339, 340, 349, 367 ; 

 leptorhinus, 339 ; megarhinus, 339-340, 

 349, 367 ; tichorhinus, 367. 



Rhinopora verrucosa, 128. 



Rhizodus, 192. 



Rhombus minimus, 305. 



Rhyncholites, 246. 



Rhynchonella, 112, 130, 149. 188, 241, 276, 

 302 ; cuneata, 129 ; neglecta, 129 ; pleu- 

 rodnn, 189; varians, 242. 



Rfti/nchnsaurus, 224; articeps, 224. 



Rice-shells, 303. 



Richmond Earth, 35, H18. 



Ringed Worms (see Annelida). 



River-gravels, high-level and )ow- 

 level, 352-353. 



