676 



INDEX 



Phascolomyidcv , 449, 467 



Phascolomys, 530 



Phascolomys ivombat, 492, 551 



Phascolotherium bucklandi, 567 



Phasianus, 388 



Pheasants, 388 



Phenacodux, 455 



Phoca vitulina, 475, 516 



Phoccena, 450, 451 



Phocaina communis, 500 



Phocidce, 456 



Phororhacos, 385 



Physeter, 450, 451 



Physoclisti, 207* 



Physostomi, 204*, 210, 212, 214, 220, 



222, 223, 224, 226 

 Pia mater, 97* 

 Picariae, 389, 417 

 Pici, 389 



Pigeons, 414 See Columba 

 Pigeon's milk, 380 

 Pigs, 453, 473, 504, 506, 509 510, 511, 



512, 532, 565 

 Pike, 183, 205, 218 

 Pineal apparatus, of Craniata, 60, 96*, 



107*, 108 : Petromyzon, 123, 124 

 Pineal eye, of Lizards, 308, 335 

 Pinna of ear, 418, 548 

 Pinnipedia, 456*, 475, 513, 515, 537, 543, 



565 



Pipa americana, 288, 289, 290 

 Pipe-fish, 207, 225 

 Pisces, 59, 134 

 Pisiform, 427 See Carpus 

 Pituitary body, of Amphioxus, 49 : 



Craniata, 66, 81, 96 

 Pituitary body, extra-cranial portion 



(Callorhynchus), 176, 179^ 

 Pituitary diverticulum, 81* 

 Pituitary pouch, Petromyzon, 124, 125 : 

 Myxinoids, 130 



Placenta, Salpa, 35, 36 : Rabbit, 446, 

 559 : Mammalia, 561 



Placodontia, 313, 344 



Placoid scales, 135, 158, 159 



Plagiaulax becklesi, 566 



Plankton, 600* 



Plantain-eaters, 389 



Plastron, 317, 319 



Platalea, 387 



Platycercus, 388 



Platypus See Ornithorhynchus 



Platysomus striatus, 228 



Plectognathi, 207*, 213, 222 



Pleistocene period, 605 



Plesiosauvus, 345 



Pleuracanthea, 155*, 173 



Pleuracanthus ducheni, 155 



Pleurodont, 329* 



Pleuronectes cynoglossus, 211 



Pleuronectidce, 205, 211 



Pliocene period, 605 



Ploughshare-bone See Pygostyle 



Plovers, 388, 396 



Plumulse, 395* 



Pneumatic duct, of Trout, 197 : Teleo 



stomi, 220 

 Pneumaticity of bones, Pigeon, 366 : 



Aves, 405 

 Podicipes, 386 

 Poison-glands, in Teleostei, 212 : Ophidia, 



340 



Polar globules, significance of, 626 

 Poli, 635 

 Pollex, 77* 



Polynesian region, 596 

 Polyodon, 203, 209, 212, 226 

 Polyphyletic, 416* 

 Polyprotodont, 530* 

 Polyprotodontia, 449" 

 Polypteru* bichir, 183, 202, 203, 209, 210, 



213, 214, 215, 216, 218, 220, 226, 282 

 Pons varolii, 442*, 544 

 Porpoises, 417, 450, 472, 485, 500, 528, 



540, 541 



Post-anal gut, 78* 

 Post-axial, 274* 

 Post-clavicle, 194 

 Post-patagium, 352* 

 Post-temporal, 194 

 Powder-down-patches, 395* 

 Prsecoces, 414* 

 Prse-oral pit, 54 

 Pre-axial, 274* 

 Pre-commissural area, 546* 

 Pre-formation, 631*, 634 

 Premaxilla, 74*- -See Skull 

 Premolars See Teeth 

 Pre-nasal, 507* 

 Pre-nasal region, 69* 

 Pre-opercular, 192 

 Pre-patagium, 352* 

 Prepuce, 445* 



Pre-sphenoid, 72* See Skull 

 Primates, 538, 458*, 546, 550, 566 

 Primitive streak, of Frog, 268 : Reptilia, 



337 : Aves, 409 

 Pristiophorus, 157 

 Pristis, 157 

 Pro-amnion, 410* 

 Pro-atlas, 319* 



Proboscidea, 453*, 504, 508, 512, 572 

 Proboscis, of Balanoglossus, 2 

 Procellaria, 397 

 Precocious, 294* 

 Pronation, 427 

 Pronephric duct, 110* 

 Pronephros, 110* 

 Prongbuck, 565 

 Pro-otic, 72* See Skull 

 Prosencephalon, 94* See Brain 

 Prosimii, 458*, 478, 574 

 Prosocrele, 94 See Brain 

 Prostate, 445 



Protective resemblance, 619* 

 Profm*, 272, 274, 279, 2S7 



