INDEX 



573 



Oxygen, 9 



Oxyuris vermicularis, 90 



Ox warble attacking man, 189 



Oyster, 150 



Oyster crabs, 175 



Oyster, opened by starfish, 135 



PACK RAT, 393 



Paddlefish, 240 



Painted crabs, 175 



Painted terrapin, 305 



Painter, T., 534 



Palatal folds, of Crocodilia, 326 



Paleontology, 525 



Palinurus vulgaris, 175 



Palolo worms, loi, 102, 1 18 



Paludicolae, 34I 



Pancreas, 432, 445 



Pancreatin, 445 



Pangenes, 518 



Papanicolau, 54I 



Paramecium caudatum, 31; 30-36 



Parasites of the Annelida, 118 



Parasitic castration, 96 



Parasitic egg-laying, 486 



Parasitism, 483 



Parathyroids, 446 



Parental care, in Amphibia, 299 



Parent families, 485 



Parker, 50, 51 



Parker, on senses of fishes, 258 



Parmenter, 299 



Paroquets, 349 



Parrots, 349 



Parthenogenesis, 539 



Parthenogenesis, in Amphibia, 299; in 



Echinodermata, 134, 135 

 Passenger pigeons, 344, 345 

 Passeres, 351 

 Pasteur, i 

 Patten, W., 218 

 Pavement epithelium, 424 

 Pavlov, 542 

 Pavo cristatus, 495 

 Payne, N., 490 

 Peacock, 495 

 Pea-fowls, 344 

 Pearl, R., 532, 541 



Pearl-oyster, 148 



Pecten, the scallop, 147 



Pedicel! ariae, 130 



Pedipalpi, 202 



Pel, 417 



Peking skull, 417 



Pelicans, 339, 340 



Pellagra, 443 



Pelodera pellio, 118 



Penguins, 338 



Pennant's marten, 385 



Pennock, S. S., and starling, 368 



Peptone, 431 



Perches, 247 



Pcre de Chaudin, 417 



Peridinians, 28 



Perihaemal system, 134 



Period of gestation, 463 



Periosteum, 426 



Peripatus, 177 



Perissodactyla, 400 



Peritricha, 30 



Persian lamb, 404 



Perspiration, 428 



Petrels, 338 



Petrified fossils, 525 



Petromyzontia, 223 



Pfiffner, 447 



Phalangidae, 201 



Phalaropes, 342 



Phenotypes, 521, 538 



Philpott, 328 



Phoebe, 352 



Pholas, 151 



Phoronidea, 128 



Phosgene and snakes, 329 



Phosphorescent organs, fishes, 260 



Phosphorus, 438 



Photophores, 254 



Photosynthesis, 436 



Phrynosoma, 313 



Phyllobates limbatus, 273 



Phyllopoda, 170 



Physiological units, 518 



Physiology, 3 



Physostomous teleosts, 264 



Piano playing, speed of, 479 



Pici, 350 



