558 



Index 



Peach, B. N 119, 139, 146, 151 



Peach, C. W 122, 140 



Pelagonemertes 23 



Peltopleurus 342, 343 



Peltopleurus dubius 187 



Pelly river, deposits 41 



Pempheridae 384 



Pennington beds 147 



Pennsylvanian beds 152, 508 



Pentamorphogeny n, 12 13, 17, 



388, 397, 503 



Pentland hills, Silurian rocks i 



Fentamerus Knightii 97 



Perca 246 



Perca flavescens 377 



Percarina 379 



Percichthys 380 



Percesoces 367 



Percidae 235, 238, 242, 376, 378, 



378, 383, 392, 400, 409, 410 



Percilia 380 



Percomorphi 367 



Percopsidae 360, 363, 364, 



409, 413 



Percopsis 364, 370, 372, 376 



410, 413, 525 



Perledo, bituminous beds of 174 



Perleidus 323, 324 



Permian elasmobranch fauna.... 286 



Permian bituminous schists 286 



Permian fishes 5, 141, 162, 164, 



169, 508 



Permian formation 22, 24, 137 



Permian formation. 141, 162, 164, 508 



Persoonia 456 



Petalodontidae 155, 280, 285 



Petalodus acuminatus 143, 144 



Petalopteryx 330 



Petalorhynchus psittacinus. . 143, 144 



Petrified Fish Cut 235 



Petroleum in relation to fishes.... 49 

 Petroleum production . . . .49, 59, 135 



Petroleum, yield to 1885 52 



Petroleum, yield to 1914 52 



Petromyzon 19, 61, 74, 81, 108 



Petromyzon, section of larva 68 



Petromyzontes 257 



Pflanzen-qijader of Bohemia..2o8, 216 



Phanerosteon 317 



Phaneropleuron ..124, 298, 299, 495 



Phaneropleuron andersoni 125 



Pharyngeal teeth 64 



Pharyngognathi 386, 393 



Pharyngolepis oblongus 105 



Pharynx of nemerteans 66 



Philadelphia, Academy of Sciences. 4 



Phlyctaenaspis 117, 121, 151 



Phlyctaenaspis acadica 127, 294 



Pholiderpeton 146, 276 



Fholidogaster 320 



Pholidophoridae 207, 219, 235, 



242, 342, 343 

 Pholidophorus 192, 219, 342, 



343, 344 



Pholidophorus australis 187 



Pholidophorus gregarius 187 



Pholidopleurus 342, 343 



Pholidopleurus typus 174 



Phoradendron in Galapagos 449 



Phractolaemidae 355, 427 



Phylembryo 27 



Phyllocarids 105 



Phyllopoda, R. Jones on 43 



Phyllolepis concentrica 305 



Phyllopoda 117, 135 



Physocaris 103 



Pimelodus 234, 414 



Pineal eye 65, 82 



Pittmann, E. F., on fish beds 205 



Pituitary body 11, 67, 74, 75, 505 



Placodermata 257, 260 



Planer series 229 



Platinum, colloid 8 



Platychisma bed loi 



Flatyglossus 389 



Platysomus 323 



Platysomus palmaris 168 



Platysomus gibbosus figure 281 



Plectognathi 400 



Plectrodus 97 



Pleistocene, continents during... 231 



Plesiosauria 217 



Plesiosaurus 192 



Pleuracanthidae. . .264, 285, 498, 499 



Pleuracanthus 271, 272, 287 



Pleuracanthus alatus 156 



