424 



INDEX. 



Osmeroides, 284 ; MantcUi, 284. 



Osmerus, 285. 



Osteolepis, 156. 



Ostracode, Crustaceans of the Cam- 

 brian, 84; of the Lower Silurian, 

 109; of the Upper Silurian, 125; of 

 the Devonian, 146; of the Carboni- 

 ferous, 183; of the Permian, 202; of 

 the Trias, 215; of the Jurassic, 240; 

 of the Cretaceous, 275. 



Ostrea acuminata, 242; Couloni, 111; 

 deltoidea, 242 ; distorta, 242 ; expansa, 

 gregarea, 242 ; Marshii, 242, 243. 



Otodus, 305 ; obliquus, 306. 



Otozamites, 234. 



Otozoum, 211. 



Oudenodon, 226 ; Bainii, 227. 



Ovibos moschatus, 370. 



Oxford Clay, 234, 236. 



Oxyrhina, 323 ; xiphodon, 324. 



Oysters, 242, 243, 277. 



Pachyphyllum, 176. 



Palxarca, 112. 



Palxaster, 123; Kuthveni, 123. 



Palasterina, 122 ; primceva, 123. 



Palxchinus, 122, 182 ; elliptic, 181. 



Palxocaris, 184, ft/pws, 184. 



Palxocoma, 122 ; Colvini, 123. 



Palxocoryne, 176. 



Palxolithic man, remains of, 377-379. 



Palxomanon, 120. 



Palxoniscus, 192, 204. 



Palxontina Oolitica, 241. 



Palseontological evidence as to Evo- 



lution, 61, 386-388. 

 Palaeontological record, imperfec- 



tion of the, 51, 52. 

 Palaeontology, definition of, 10. 

 Palxonyctis, 315. 

 Palseophis, 306: toliapicus, 306; <y- 



Palxoreas, 329. 



Palxosaurus, 206, 225; platyodon, 225. 



Palxosiren Beinerti, 204. 



Palseotherium, 3 ; magnum, 311. 



Palxoxylon, 173. 



Palaeozoic period, 45. 



Palms, 237, 271, 300, 319, 320. 



Paludina, 267, 304. 



Pandaneoe, 237. 



Pandanus, 270. 



Paradoxides, 86, 87, 109; Bohemicus, 86. 



Parasmilia, 274. 



Parkeria, 272. 



Pear Encrinite, 238. 



Pearly Nautilus, 58, 112, 113, 244. 



Peccaries, 328. 



Pecopteris, 138, 167, 200. 



Pecten Grcenlandicus, 351; Islandicus, 



351 ; Valoniensis, 216, 217, 209. 

 Penarth Beds, 209. 

 Pennatulidx, 302. 

 Pentacrinus, 238; caput-medusse, 238; 



fasciculosus, 239. 

 Pentamerus, 128, 128; galeatus, 129; 



Knightii, 130. 



Pentremites, (see Blastoidea). 

 Pentremites conoidcus, 180 ; pyriformis, 



180. 



Perching Birds, 307. 

 Percida, 284. 



Periechocrinus, 125. 



Perissodactyle Ungulates, 310, 326,339. 



Permian period, 196-207; rocks of, in 

 Britain, 198; in North America, 

 199; life of, 200-312. 



Persistent types of life, 59, 386. 



Petalodus. 192. 



Piaster, 122. 



Petroleum, origin of, 37. 



Pezophaps, 361. 



Phacops, 110, 126, 146; Doumingice, 126; 

 granulatus, 147; tevis, 147 ; latifrons, 

 147, 146 ; longicaudatm, 126 ; rana, 146. 



Phcenopora ertsiformis, 128. 



Phalangers.362. 



Phanerogams, 167. 



Phaneropleuron, 156. 



Phascolotherium, 261, 261. 



Pheronema, 272. 



Phillipsastrsea, 144. 



Phillipsia, 183; seminifera, 184. 



Pholadomya, 242. 



Phormosoma, 181. 



Phorus, 279. 



Phosphate of lime, concretions of, 

 31; disseminated in rocks, 31; ori- 

 gin of, 32. 



Phyllograptus, 104 ; ft/pits, 103. 



Phyllopoda, of the Cambrian, 84; of 

 the Lower Silurian, 109; of the Up- 

 per Silurian, 125; of the Devonian, 

 148; of the Carboniferous, 183; of 

 the Permian, 201 ; of the Trias, 216. 



Phylloporn, 216. 



Physa, 304 ; columnaris, 304. 



Pigs, 313, 328, 340, 367. 



Pilton Group, 136. 



Pinites, 173. 



Pisces (see Fishes). 



Pisolite, 30. 



Pisolitic Limestone of France, 265, 

 295. 



Placodus, 226 ; fi^os, 226. 



Placoid Fishes, 152; of the Upper 

 Silurian, 132, 133; of the Devonian, 

 155-156; of the Carboniferous. 191; 

 of the Permian, 204; of the Trias, 

 220; of the Jurassic, 249; of the 

 Cretaceous, 283; of the Eocene, 305 ; 

 of the Miocene, 323. 



Plagiaulax, 261. 



Planolites, 125; vulgaris, 125. 



Planorbis, 304. 



Plants, of the Cambrian, 80, 81; of 

 Lower Silurian, 98, 99; of the Up- 

 per Silurian, 120; of the Devonian, 

 138-141 ; of the Carboniferous, 167- 

 174; of the Permian, 200; of the 

 Trias, 212, 213; of the Jurassic, 236, 

 237; of the Cretaceous, 269, 271; of 

 the Eocene, 299, 300; of the Miocene, 

 319-322. 



Plasmopora, 121. 



Platanus, 270, 320 ; aceroides, 320. 



Platephemera antiqua, 147. 



Platiiceras, 130, 151; dumosum, 151; 

 multisinuatum, 131; ventricosum, 131. 



Plaiycrinus, 124, 178; tricontadactylus, 

 179 



Platyostoma, 131; Niagarense, 131. 



Platyrhine Monkeys, 375. 



Platyschisma helicites, 131. 



