404 
Paleontina Oolitica, 233. 
Paleontological evidence as to Evolution, 
60, 372-374. 
Paleontological record, imperfection of 
the, 50, 51. 
Paleontology, definition of, 10. 
Paleonyctis, 304. 
Paleophis, 296 ; toliapicus, 296; typheeus, 
296. 
Paleoreas, 318. 
Paleosaurus, 200, 218, 219; platyodon, 
219. 
Paleosiren Beinerti, 200. 
Paleotherium, 300; magnum, 301. 
Paleoxylon, 170. 
Paleozoic period, 44. 
Palms, 230, 263, 290, 308, 309 
Paludina, 257, 294. 
Pandanee, 230. 
Pandanus, 262. 
Paradoxides, 86, 87, 108; Bohemicus, Sb. 
Parasmilia, 266. 
Parkeria, 264. 
Pear Encrinite, 231. 
Pearly Nautilus, 58, 111, 112, 237. 
Peccaries, 317. 
Pecopteris, 136, 165, 196. 
Pecten Grenlandicus, 338; Istandicus, 
338 ; Valoniensis, 211, 212, 204. 
Penarth Beds, 204. 
Pennatulide, 292. 
Pentacrinus, 231; caput-meduse, 231; 
Fasciculosus, 232. 
Pentamerus, 125, 126; galeatus, 126; 
Knightii, 128. 
Pentremites (see Blastoidea). 
Pentremites conoideus, 176; pyriformis, 
176. 
Perching Birds, 297. 
Percide, 276. 
Periechocrinus, 122. 
Perissodactyle Ungulates, 300, 315, 327. 
Permian period, 192-202; rocks of, in 
Britain, 194; in North America, 194; 
life of, 195-302. 
Persistent types of life, 58, 371. 
Petalodus, 188. 
Petraster, 120. 
Petroleum, origin of, 36. 
Pezophaps, 348. 
Phacops, 108, 123, 145; Downingie, 124; 
granulatus, 144; levis, 144; latifrons, 
144, 145; longicaudatus, 124; rana, 145. 
Phenopora ensiformis, 126. 
Phalangers, 348. 
Phanerogams, 164. 
Phaneropleuron, 153. 
Phascolotherium, 253, 254. 
Pheronema, 264. 
Phillipsastreea, 142. > 
Phillipsia, 179 ; seminifera, 180. 
Pholadomya, 235. 
Phormosoma, 178. 
Phorus, 271. 
Phosphate of lime, concretions of, 30; 
disseminated in rocks, 30; origin of, 81. 
Phyllograptus, 102; typus, 102. 
Phyllopoda, of the Cambrian, 83; of the 
Lower Silurian, 108; of the Upper Silu- 
rian, 123; of the Devonian, 145; of the 
Carboniferous, 179; of the Permian, 
197 ; of the Trias, 210. 
INDEX. 
Phyllopora, 210. 
Physa, 294 ; columnaris, 294. 
Pigs, 302, 317, 329, 354. 
Pilton Group, 135. 
Pinites, 170. 
Pisces (see Fishes). 
Pisolite, 29. 
Pisolitic Limestone of France, 259, 286. 
Placodus, 220 ; gigas, 220. 
Placoid Fishes, 150; of the Upper Silurian, 
130, 131; of the Devonian, 153-155; of 
the Carboniferous, 188; of the Permian, 
199; of the Trias, 214; of the Jurassic, 
241; of the Cretaceous, 275; of the 
Eocene, 295; of the Miocene, 312. : 
Plagiaulax, 254. 
Planolites, 122; vulgaris, 123. 
Planorbis, 294. 
Plants, of the Cambrian, 80, 81; of the 
Lower Silurian, 97, 98; of the Upper 
Silurian, 118; of the Devonian, 136-139 ; 
of the Carboniferous, 163-170; of the 
Permian, 196; of the Trias, 207, 208 ; 
of the Jurassic, 229, 230; of the Cre- 
taceous, 261-263; of the Eocene, 289, 
290; of the Miocene, 308-311. 
Plasmopora, 119. 
Platanus, 262, 308 ; aceroides, 309. 
Platephemera antiqua, 145. 
Platyceras, 128, 148; dumosum, 148; 
multisinuatum, 129; ventricosum, 129. 
Platycrinus, 122, 175; tricontadactylus, 
175. 
Platyostoma, 129; Niagarense, 129. 
Platyrhine Monkeys, 362. 
Platyschisma helicites, 129. 
Platysomus, 200; gibbosus, 199. 
Platystoma, 213. 
Pleistocene period, 334; climate of, 362. 
Plesiosaurus, 219, 243-245, 276; dolicho- 
deirus, 244. 
Pleurocystites squamosus, 106. 
Pleurotoma, 293. 
Pleurotomaria, 111, 129, 186, 199, 236, 271. 
Plicatula, 213. 
Pliocene period, 323; rocks of, in Britain, 
324; in Belgium, 325; in Italy, 325; 
in North America, 326; life of, 326-331. 
Pliopithecus, 322; antiquus, 323. 
Pliosaurus, 245. 
Podoecarya, 230. 
Podozamites, 208; lanceolatus, 209. 
Polir-schiefer, 33. 
Polycystina, 32; of Barbadoes-earth, 33. 
Polypora, 145, 184; dendroides, 183. 
Polypterus, 153, 188. 
Polystomella, 311. 
Polytremacis, 266. 
Polyzoa, of the Cambrian, 81, 89; of the 
Lower Silurian, 108; of the Upper 
Silurian, 125; of the Devonian, 145, 
146; of the Carboniferous, 183, 184; 
of the Permian, 198; of the Trias, 210; 
of the Cretaceous, 267 ; of the Miocene, 
312. 
Populus, 262. 
Porcellia, 186. 
Porcupines, 322. 
Portage Group, 135. 
Port-Jackson Shark, 154, 188, 242. 
Portland beds, 227, 229. 
Post-Glacial deposits, 336, 338. 
