INDEX 



49 1 



Negrito-Papuan, head, *396 



Nest of humming bird, *103; of 



oriole, *104 

 Nerves of dog, *66; in human body, 



cranial, 360; optic, 359; com- 



misural, 364; efferent, 364; 



motor, 364; sensory, 364; fifth 



cranial, branches, *360 

 Nerve fibers, classification, 364; 



strain, 365 

 Nervous system, 65; types, *68; 



in human body, 290; hygiene, 365; 



effect of alcohol on, 366; central 



organs, *358 

 Neurone, structure, 363 

 Nicotine, 302 

 Nirmus pr&stans, *418 

 Nitrogen, in proteid, 296; elimina- 

 tion from cells, 295 

 Note books, student, 462 

 Novius cardinalis, *1S1 

 Nudibranch, 177 



o 



Octopoda, 179 



Octopus, 179 



Oesophagus, of man, 308; peristal- 

 tic contraction, 308 



Olfactory lobes, in man, 359 



Ommatostrephes californica, *178 



Onychophora, 149 



Opossums, 245 



Oriole, nest, *104 



Osmosis, 298; experiment showing, 

 299; in small intestine, 313; in 

 capillaries, 323 



Osmotic pressure, 299 



Ostrea virginiana, *173 



Ostriches, *228; *230; domesticat- 

 ed, 272 



Otocoris alpestris, *234 



Ovis arkal, *27l 



Owl, barn, *224 



Oxidation, definition, 291; in the 

 body, 294 



Oxygen, as a cell element, 291; in 

 proteid, 291, 296; in carbohy- 

 drate, 291; in fat, 291; proper- 

 ties, 291; affinity, 292; method of 

 obtaining pure, 292; apparatus 

 for collecting, *293; necessity to 

 animals, 55 



Oyster *173; pearl, 174; crabs, 153 



Pagurus samuelis, *152 



Palate, of man, 304; soft, 304 



Pancreas, of man, 312; secretion of, 

 312 



Panther, 256 



Papilo rutidus, *163 



Paramoecium, structure and be- 

 havior, 41; *40 



Parasite, malarial, life history, *126; 

 *127; of Sphinx moth larva, *416; 

 degeneration, 411; internal, 413; 

 of man, 418 



Parnassius smintheus, *407 



Pasteur, Louis, 380 



Peacocks, domesticated races, 271 



Pectoral girdle, of man, 329, 333 



Pelecypoda, 171 



Pelvic girdle, of man, 329, 333 



Pelvis, of man, *336 



Pepsin, 310; action of, 310, 312 



Peptone, 312 



Pericardium, in human body, 318 



Perimysium, 339 



Periosteum, 334 



Peripatus eiseni, *149 



Perissodactyla, 250 



Peritoneal membrane, in human 

 body, 310 



Peritoneum, in human body, 308 



