416 



INDEX 



Buff eye color in Drosophila, 344, 361 



Buffon, 20 



Bufo ty plionius, 193; amplexus in, 193 



Bugula, 100 



Bugula auicularia, 100 



Buprestis niittalli consjtlaris, habits, 281 



Burrowing owl, range of, 292 



Butterflies, larval stage of, 203 



Caberea, 101 



Caberea ellisi, 100 



Calcarea, classified, 269, 272 



Calciferous glands, of earthworm, 119 



Calcium oxalate, 59 



Calorific value, of fat, 54; of food, 53; of 

 starch, 54 



Cambrian, 330; in time scale, 315 



Camelidse, range of, 291 



Camels, 319, 332; Arabian, 329; evolu- 

 tion of, 328-330. (See also Ca- 

 melus.) 



Camelus, range of, 291 



Camponotus, range of, 290 



Canals, semicircular, 230 



Cancellate bone in elephant series, 320, 

 323 



Canines, in Palseomastodon, 320 



Capillaries, 123; oxygen in, 150; in pla- 

 centa, 196 



Capsule, of earthworm, 192 



Carbohydrates, 40, 49, 50, 53, 54, 57; 

 assimilation of, 146; oxidation, 150; 

 transformation of, 145, 147. (See 

 also Starch and Sugar.) 



Carbon, 49 



Carbon dioxide, 49, 58; elimination of, 

 150, 151; formed in muscles, 158 



Carbonic acid, 50 



Carboniferous, 331; in time scale, 315 



Carboxyl, 50, 52 



Carchesium, 87 



Cardinal, range of, 292 



Carettochelydid£e, range of, 290 



Carnivora, classified, 271 



Carnivorous animals, 280 



Carolina wren, range of, 292 



Carotin, 49 



Carpals, 138, 139, 325 



Carpenter ants (see Camponotus) 



Cartilage, 27, 41 



Casts, 312, 313 



Casuarii formes, classified, 271 



Catabolism, 48 



Catalysis, 55 



Catalysts, 55 



Catalytic agents, 55 



Catalyzers, 55 



Caterpillars, 203 



Caudal region of vertebral column, 136 



Caudata, classified, 271 



Causes of evolution, 354-357 



Cecidomyia, 181 



Cecidomyiidse, 181 



Cell, 18, 19, 26, 32; morphology of, 25-42; 

 a physiological unit, 27; plasmolysis 

 in, 67; sensory, 162; shape of, 29; 

 size of, 29 



Cell aggregation, 84 



Cell-bridges, 34, 35 



Cell division, 33, 70-83; discovery of, 70; 

 indirect, 71; physiological causes of, 

 82; relation to changes in colloidal 

 state, 82; universality of, 82 



Cell doctrine, 19, 28 



Cell inclusions, 32, 33 



Cell membrane, 32, 33, 42 



Cell organs, continuity of, 82 



Cell physiology, 42, 43 



Cell plate, 75 



Cell theory, 19, 24, 25, 28, 29 



Cellulose, 32; digestion of, 146 



Cell wall, 25, 26, 32, 42 



Cement, 322, 323, 327 



Cemophora coccinea, mimicry, 280 



Cenozoic, in time scale, 315 



Centipedes, classified, 273 



Central nervous system, 114, 229 



Centralia, 138 



Centralization in nervous system, 139 



Centrolecithal, 209 



Centrolecithal egg, 214, 215; cleavage in, 

 220 



Centrosome, 32, 33, 71, 72, 76; impor- 

 tance of, 80; in sperm, 216 



Centrosphere, 33, 72 



Centrum, 136 



Cephalochorda, classified, 270, 273 



Cephalodiscida, classified, 270 



Cephalopoda, classified, 269, 273; tetra- 

 branchiate, 330, 331 



Cephalopods, 319, 332, 335, 357; evolu- 

 tion of, 330-331; fossil, 234; sutures 

 of, 330; tetrabranchiate, 330, 331 



Ceratite, 331; suture of, 330 



Ceratites, 331 



Cercaria, 182, 183 



