4 8 4 



INDEX 



Asterias, starfish, dissection, *141 



Astigmatism, 375 



Atlas, in human body, 333 



Attidae, *168 



Auditory sensations of man, 376 



Auk, razor-billed, *223 



Auricle of human heart, 318 



Axis, in human body, 333 



Axis cylinder, 363 



/ 



Axon, 363 



B 



Bacilli, 379 



Back swimmer, *159; 160 



Bacteria, 379; beneficial, 380; harm- 

 ful, 380; causing decay of teeth, 

 306 



Bagworm, *404 



Balanus, *152 



Banteng, *267 



Barnacles, *152; California, *172 



Barriers, in animal distribution, 407 



Basilarchia archippus. showing mim- 

 icry, *448 



Bat, hoary, *248 



Batrachians, 200; how to preserve, 

 482 



Bear, 254 



Beaver, 246 



Bees, carpenter, nest of, *428; soli- 

 tary, 427; social, 428; nests of 

 mining, *429 



Beetle, Australian lady bird, *181; 

 carrion, antenna, *72; guest of 

 termite, *424; whirligig, 159; 

 water scavenger, 159; preclaceous 

 diving, *159 



Bile, in small intestine, 311, 312; 

 reaction of, 312 



Birds, body form and structure, 214; 

 development and life history, 218; 

 classification and identification, 



220; migration, 221; breeding 

 and nesting, 223; external parts 

 named, *16; life history, 102; 

 nests, 103; nest building, 103; 

 rearing of young, 103; giant 

 toothed, fossil skeleton, *282; 

 how to collect, skin and stuff, 

 477; domesticated kinds, 269; 

 structure and habits, 227; food 

 habits, economics and protection, 

 233 



Birth, 83 



Bison bison, *253 



Bladder, urinary, 350 



Blood in human body, function, 316; 

 composition of, 316; corpuscles, 

 316; plasma, 316, 317; structure, 

 316; clotting, 316; amount, 317; 

 distribution, 317; effect of food, 

 fresh air and rest on, 317; changes 

 in capillaries, 323; purification, 

 323; vessels, 318; vessels con- 

 nected with heart, 319; circula- 

 tion in live fish, 11 



Boar, wild, *266 



Bombus, *430 



Bone in human body, structure, 333; 

 chemical composition, 334; nour- 

 ishment, 335; frontal, 333; collar, 

 333; sphenoid, 332; ethnoid, 332; 

 occipital, 332; temporal, 332; 

 parietal, 332 



Books, references, 466 



Bos sondaiciis, *267 



Bovidze, 253 



Brachynotus nitdits, crab, *152 



Breathing, of man, mechanics, 345; 

 hygiene, 347; effects of exercise 

 on, 347 



Brain of cat, *67; structure of hu- 

 man, 358; internal structure of 

 human. 361; ventral view of hu- 



