3IO 



INDEX 



Cephalopods, 130, iSi, 213; see Cepha- 

 lopoda 



Ccratodiis, 172 



Ceratopsia, 224 (Fig.) 



Cetacean, 200, 236 



Chpetognatha, 129 (Fig.), 131, 291; see 

 Chsetognaths 



Chaetognaths, 120, 129; see Chaetognatha 



Chalk, 206 



Chalones, 74, 77, 78, 106, 150, 246, 280 



Chamaeleons, 239 



Chamberlin, Thomas Chrowder, 3, 25, 26, 



34 



ChatnpsosaiirHS, 199 (Fig.) 



Characters, 4, 70, 98, 107, 117, 139, 142, 

 145-152, 198, 207, 208, 233, 238-240, 

 242, 244-246, 250-253, 258, 259, 263, 

 265, 268, 270, 271, 275-278, 290 



Character velocity, 107-109, i49> 15°) 232, 

 233, 252, 259, 265, 268, 279 



Cheiracanthus, 170 (Fig.) 



Cheirolcpis, 170 (Fig.) 



Clwiromys, 150 



Chelonia, 201-203 



Chemical, compounds, 4, 17, 32, 35, 36, 

 38, 45, 54, 56, 62, 70, 81; elements, 4-6, 

 14, 18, 19, 30, 31, 33-36, 45, 52, 54, 56, 

 59; evolution of, 3; messengers, 6, 15, 69, 

 71-79, 88, 89, 98, 106, 107, 109, 150, 233, 

 246, 251, 278, 279, 282, 283; Huxley on, 



57, 72 



Chilonyx, 187 



Chitin, 132, 133, 153 



Chitinous, armature, 121, 132, 165, 246; 

 shield, 124 



Chlamydomonas, 113 



Chlamydosdaclie, 169 



Chlorine, 33, 36, 37, 47, 54, 66, 82 



Chlorophyceae, 104 



Chlorophyll, 40-42, 48, 51-53, 64, 65, 71, 

 8i, 99-101, 102, 118, 286 



Chlorophyllic organs, 105 



Chorda ta, 153, 292; see Chordates 



Chordates, 50, 153, 161, 246, 292; see 

 Chordata 



Chromatin, 63, 78, 85,91-99, no, 116, 141- 

 148, 154, 158, 231, 253, 263, 268; body-, 

 21, 77, 232, 253; heredity-, 21-23, 77, 95, 

 98, 99, 106-108, no, 114, 116, 117, 142, 

 143, 145, 147, 151, 177, 198, 199. 233, 

 240-246, 251-253, 266, 278 



Chronology, 27-29, 36, 256 



Ciliata, 115; see Ciliate 



Ciliatc, 112 (Fig.), 119, 290; see Ciliata 



Cirripedes, 134 



Cladoselachc, 167 (Fig.), 168 



Clarke, Frank Wigglesvvorth, 3, 32, 36, 41, 



63, 68, 83, 103, 104 

 Claws, 184, 215, 227 

 Clepsydrops, 188 

 Clidastes, 210 

 Clostridium, 87 

 Club-mosses, 180 

 Coal, 135, 137 

 Coal measures, 177 

 Coast Range, 135, 218; see Pacific Coast 



Range 

 Cobalt, 54 



Coccosleits, 170 (Fig.) 

 Ccelenterata, 118, 131, 290; see Coelen- 



terate 

 Coelenterate, 113, 130; see Ccelenterata 

 Cold, 49, 180, 254 



Colloids, 39, 54, 58, 59, 68, 84, 288, 289 

 Colorado, 217, 220 

 Comanchean, 153, 161, 168, 178, 193, 211, 



217, 218, 227, 236 

 Combustion, 40, 52, 55, 61 

 Comets, 47 



Compensation, 16, 158, 215, 280 

 Competition, 21, 22, 69, 147, 188 

 Condylarthra, 259 

 Congo, 248 



Conifers, 108, 134, 212, 213 

 Connecticut valley, 210-213 

 Continental, depression, 135, 136; seas, 



134, 198, 206, 210; waters, 130 

 Continents, 25, 26, 35, 36, 41, 181 

 Continuity, 251, 276, 277 

 Convergence, 154, 155, 157, 165, 173 

 Cooperation, 16, 69, 145, 240 

 Coordination, 16, 69, 106, 145, 160, 240, 



246 

 Cope, Edward Drinker, 143, 144, 177, 186, 



188, 196, 216, 232, 237 

 Copper, 36, 54, 66, 67, 71 

 Corals, 103, 137, 213, 290 

 Cordilleran seas, 205 

 Cordilleras, 122 



Correlation, 69, 106, 143, 240, 246, 280 

 Coryphodon, 259 (Fig.) 

 Corythosaurus, 223 (Fig.) 

 Cotylosauria, 185, 191; see Cotylosaurs 

 Cotylosaurs, 187, 190, 193; see Cotylo- 

 sauria 

 Coulter, Merle, 108 



