420 



INDEX 



Cave and deep-sea animals, 18 



Caviar, 133 



Cavies, 373 



Cebidse, 378, 381 



Centurio senex, 365 * 



Cephalaspis, 169 * 



Cephalization in Vertebrates, 7, 8 



Cephalochordata, 33 



Cephalodiscus, 31, 32, 33, 60, 65 *, 66 * 



Ceratobranchinae, 202 



Ceratobranchus guentheri, 202 



Ceratodus (see Neoceratodus) 



Ceratopsia, 223 



Cercopithecidae, 378, 381 



Cervulus, 390 



Cervus canadensis, 391 * 



Cetacea, 346, 400-404 



Chcelopus didactylus, 375 *, 377 



Chceropus castanotis, 356 



Ckamceleon vulgaris, 253, 254*, C. 



pumulis, 254 * 

 Chamceleontes, 253-255 

 Chamberlin, T. C., theory of the 



stream origin of fishes, 73-75 

 Chameleons, 253-255 

 Characinidse, 140 

 Charadriiformes, 289, 301-305 

 Chel-odina, 241 

 Chelone imbricata, 235 *, 240; C. mydas, 



240 



Chelonia, 216, 233-242 

 Chelonidse, 239, 240 

 Chelydosaurus, 181 

 Chelydra serpentina, 235 *, 236, 237 

 Chelydridse, 236-237 

 Chelys fimbriata, 240 * 

 Chevrotani, 389 

 Child, C. M., vii, 8, 10, 161 

 Chimseras, 111, 125-127 

 Chimceramonstrosa, 126 *; C. colliei, 127 

 Chimpanzee, 378 *, 384 

 Chinchilla, 373 

 Chirogale coquereli, 380 

 Chiromys madagascariensis, 380 

 Chironectes, 354; C. minima, 355 * 

 Chiroptera, 346, 363-365 

 Chlamydophorus, 376 

 Chlameidoselachus, 107, 118; C. an- 



guinius, 122 * 

 Chondrostei, 104, 106, 111 

 Chordata, the phylum characterized, 



31; classification of, 33 



Chorion, in birds, 319, 320 *; in mam- 

 mals, 408, 409 



Chrysemys picta, 238; C. marginata, 238 

 Chrysochloris trevelyani, 361 *, 362 

 Ciconia alba, 293 * 

 Ciconiiformes, 289, 295, 296 

 Cinosternidae, 237 

 Cinosternum pennsylvanicum, 235 * 

 Circulatory system, of Amphioxus, 39, 



41*; of Pisces, 100; of Squalus, 116; 



of Amphibia, 177; of turtle, 231; of 



crocodile, 243; ^of bird, 267, 269 *, 



270; of mammal, 333 

 Cistudo Carolina, 235 *, 238, 239 

 Civets, 366 

 Cladista, 111, 129 

 Cladoselache, 71, 103, 105; C. fyleri, 



119 *, 120 



Cladoselachidae, 110, 119 

 Clarias, 108,* 109 

 Claspers of sharks, 113; of Holo- 



cephali, 125, 126 

 Cleavage, of Amia, 165; of Neoceratodus, 



166 *, 167, 168; of Lepidosteus, 165; 



of frog, 204, 205, 206*; of chick, 



316 *, 317; of placental mammal, 



407 *; of rabbit, 407 * 

 Climbing Perch, 150 * 

 Clupeidse, 138, 139 

 Cobra, 256 *, 259 

 Coccosteus, 171 *, 172 

 Cod, 145, 146 * 

 Coalom, 1, 42; development of, 45 *, 



46* 



Coelomoducts, 41 

 Colii, 308 

 Coloration, of fishes, 110; of flounders, 



148; of birds, 312 



Columba, beak of, 282 *; C. livia, 304 

 Columbse, 302, 304 

 Colubrinae, 258 

 Colymbiformes, 289, 292, 293 

 Colymbimorphae, 289 

 Colymbus gracilis, 293 * 

 Condylarthra, 340, 342 * 

 Coneys, 398, 399 * 

 Continuous fin-fold theory, 102; of 



Wiedersheim, 103 *; of Kingsley, 



104* 



Convergence or parallelism, law of, 16 

 Cope, E. D., 137 

 Copperhead, 257 



