INDEX 



PAGE 



Palaeozoic era, length of 161 



life of 161 



periods of 159-161 



plants of 162-164 



Palearctic region, animals of 92 



Paleontologic record, meaning and validity of.. 103-104, 106-110, 125-127 



Paleontology, development of 125-127 



Paleozoic era, events of 164 



Paley, William, cited 337 



Palingenetic features of embryo, discrimination of 70-71 



Paludina, view showing shells of 120 



Panama, Isthmus of, geminate fishes on opposite sides of 8 



uplift of 89 



Papilio dardanus, figure showing 184 



Parahippus, geological age of 226 



Parapithecus, features of 288 



Parasites, features of 330-331 



Parker, George Howard, chapter on vestigial organs by 34-48 



cited 4-5 



Parker, Kitchin, reference to 177 



Parker, Newton, reference to 177 



Patten, William, cited 273, 274 



Paussidae, fossil 215 



Pelycosaurs, reference to 282 



Penguin, loss of power of flight by 99 



Peppered moth, variations of 179 



Periods (geological) , table showing 160 



Peripatus, reference to 18 



Permian epoch, climate of 285 



events of 161 



fishes of 130 



glaciation in 164, 170 



mammal-like reptiles of 282, 285 



source of name of 160 



vertebrates of 128 



Phalangeal formulas of different species 283-284 



Philippines, former connection of, with Asia 86 



Phiomia, features of 234 



Phylogeny, relation of ontogeny to 64, 74 



Pigeon, vestigial oviduct of 37 



Pikerni, fossil mastodon from 235 



Piltdown man, references to 21, 134 



Pine, figure showing 146 



Pinus sylvestris, figure showing 146 



Pithecanthropus, features of 134, 266 



reference to 21, 288 



Pithicus sinicus, experiments made with 298-300 



Placental mammals, origin of 286-288 



Planets, evolution of 355-357 



Plants, classification of 138-139 



earliest land forms of 1 60 



evolution of, chapter on 137-155 



[386] 



