INDEX 



529 



Brain, development, 218 

 functions of, 183 



Branchial chamber, 400 



Branchiata, 394 



Branchiostegites, 397 



Branchiostoma, 147, 152 



Branchipus, 394 



Breeding and evolution, 50(j 



Bronchi, 132 



Bronchioles, 132 



Brooks, Frank G., 235 



Brown, Robert, 40 



Brownian movement, 43 



Bryozoa, 24 



Buccal cavity of frog, 67 



Buffon, 36 



Bulimulus, 382 



Bullfrog, arteries, 72 

 circulatory system, 70 

 digestive system, 67 

 excretory system, 81 

 external structure, 65 

 habitat of, 64 

 heart, 76 



respiratory organs, 

 skeletal system, 83 



80 



veins 



73 



Bursaria, 273 

 Busycon 390, 391 



C 



Caeca, hepatic, 365 



pyloric, 365 

 Caecilianella, 380 

 Caecilians, 64 

 Calcaneum, 115 

 Calciferous glands, 348 

 Calcium metabolism, 198 

 Callinectes sapidus, 410 

 Calorie, 173 

 Cambarus, 395 

 Campanella, 307 

 Campanularia, 304 

 Campeloma, 390, 391 

 Canadian zone, 475 

 Canal, ring, 366 

 Capillaries, 70 

 Carapace, 396 

 Carbohydrates, 45 

 Carbon cycle, 27 



tetrachloride, 443 

 Carchesium, 273, 277 

 Cardiac anomalies, 234 

 Cardo, 418 

 Caribou, 462 

 Carotene, 174 

 Carotid arch, 71 



common, of rat, 127 

 Carpals of rat, 114 



British Navy, 



of rat, 128 

 50 

 316 



39 



Carpus, 109 

 Carriers, 247 

 Cartilage bones, 110 

 Casein, 122 

 Catabolism, 166 



in Amoeba, 289 

 Catalyst, 46 

 Cats, bumblebees, and 



458 

 Cattle, short-horn, 245 

 Caudata, order, 104 

 Caudina, 361 

 Cecum, 124 

 Celiac artery 

 Cell division, 



interstitial, 



principle. 

 Cell theory, 35 



typical animal, 47 

 Cells, chloragogen, 349 



daughter, 51 



epitheliomuscular, 315 



flame, 23, 188, 323, 328 



germ, 54, 209 



nutritive-muscular, 317 



size of, 47 



somatic, 54 

 Cellular differentiation, 54 



organization, 55 

 Centipedes, 23 



Central nervous system of rat, 133 

 Centrosome, 48 

 Cephalic ganglion, 329 

 Cephalization, 158 

 Cephalochorda, 147, 152 

 Cephalodiscida, 147 

 Cephalopoda, 373 

 Ceratium, 277 

 Cercaria, 448, 450 

 Cerci, 421 



Cerebellum, 91, 134, 218 

 Cerebral hemispheres, 218 



peduncles, 134 



vesicle, 154 

 Cerebratulus, 324 

 Cerebrum, 134 

 Cerianthidia, 311 

 Cerianthus, 309 

 Cervical enlargement, 136 



groove, 396 



plexus, 139 



region, 109 

 Cestoda, 324, 452 

 Cestodes, 323 

 Chaetognatha, 24 

 Chaetopoda, 342 

 Chagas disease, 280 

 Chalones, 196 

 Chambers, Robert, 49 



