554 



INDEX 



chorionic villi, 70, 71 

 chorioid coat of eye, 498, 501 

 chorioid fissure of eye, 500 

 chromatin, 54, 58 

 chromosomes 54, 58 

 chromosomes: number of, 54, 55, 



57 



Chrysochloris, 1 12, 113 

 ciliary ganglion, 447 

 ciliary glands, 505 

 circulation, in selachians, 324, 325 

 circumvallate papillae, 476 

 cisternae chyli, 362 

 clavicle, 173, 174, 175 

 claws, 105, 106, 107 

 cleithrum, 173 

 clitoris, 398, 404 

 cloaca, 266, 296, 370, 375, 378, 381, 



383, 403 



cloacal cceca, 266 

 cloacal glands, no 

 closed type of circulation, 317, 318 

 Cobitis, 303 

 coccyx, 135 

 cochlea, 488, 491, 492 

 cceca, of intestine, 296, 297, 298 

 Coelenterata, 59, 60 

 Ccelogenys, 86, 491 

 ccelom, 64, 66, 258, 365, 368, 369, 



37i, 373, 374, 375, 376, 378, 381, 



382 



colic cceca, 266 

 colon, 298 



colon labyrinths, 298 

 columella auris, 494 

 columns, of spinal cord, 434 

 commissures, of brain, 418, 427 

 concha, of ear, 161 

 conchae, of nose, 480-482 

 concrescence theory, 280 

 Condylarthra, 38, 40 

 conjunctiva, 498, 504 

 contact sense, 468 

 continuity of germ plasm, 58 

 continuity of life, 12 

 conjugation, 6, 49, 50, 51 

 conus arteriosus, 324, 353 

 conus inguinalis, 395 

 Cooper's fascia, 396 

 convolutions, of brain, 417 

 copulation, 49, 380, 381, 398 



coracoid, 174 



coracoid process, 175 



coral polyps, 60 



corium, 76, 78 



cornea, 501 



corpora bigemina, 425 



corpora cavernosa, 399, 404 



corpora striata, 413, 416, 426 



corpora quadrigemina, 425 



corpus callosum, 418 



corpus cavernosum urethrse, 404 



corpus fibrosum, 398 



corpus spongiosum, 404 



cortex cerebri, 417 



costal cartilages, 136 



cotyledonal placenta, 72 



cranial nerves, 427, 442-458 



cremaster, 396 



Creodonta, 37, 40 



cricoid, 314 



cristae acusticae, 490 



Crocidura, 92 



crocodile, 164, 272, 360, 377, 398, 

 399, 483, 491, 495 



crop, 290 



crura cerebri, 426, 427 



crustaceans, 259, 463 



Cryptobranchus, 31, 235, 305 



crystalline lens, 423, 498, 501, 502 



ctenoid scales, 83 



cuticula of invertebrates, 76 



cutis, 76 



Cuvier, theories of types, 506, 507 



cyanosis, 357 



cycloid scales, 83 



Cyclops, 55 



cyclostoma, 266 



cyclostomes, 28, 29, 44, 49, 200, 

 267, 286, 287, 289, 305, 347, 365, 

 369, 379, 38o, 411, 420, 433, 437, 

 444, 461, 487, 488, 489, 490, 516 



D 



Darwin, Charles : theory of de- 

 scent, 510, 512 

 Darwin's point, on ear, 497 

 Dasyurus, 86 

 decidua, 72 

 deciduate placenta, 73 

 deer, 299 

 Delphinus, 277 



