INDEX. 



Colosteus, 283. 

 Colubridae, 325. 

 Colubriformia, 324. 

 Columba, 350. 

 Columella, 74, 159. 

 Columnar epithelium, 9. 

 Columns of cord, 44. 

 Coly, 348. 

 Colymbus, 349. 

 Commissures of brain, 55. 

 Compsognathus, 316. 

 Concrescence, 213. 

 Condylarthra, 393. 

 Condylura, 385. 

 Cone cells, 79. 

 Cone, in teeth, 365. 

 Conid, 365. 

 Coney, 402. 

 Conger, 257. 

 Congo eel, 285. 

 Conjunctiva, 81. 

 Connective tissues, 12. 

 Conodonts, 223. 

 Conurus, 349. 

 Conus arteriosus, 181. 

 Convolutions of brain, 52. 

 Copelatae, 2. 

 Copperhead, 326. 

 Copula, 154. 

 Coracias, 348. 

 Coracoid bone, 168, 169. 

 Coracoid process, 359. 

 Coral snake, 325. 

 Coregonus, 256. 

 Corium, 87. 

 Cormorant, 347. 

 Cornua of cord, 44. 

 Cornu trabeculse, 152. 

 Coronary bone, 394. 

 Corpora bigemina, 50, 53. 

 Corpora quadrigemina, 50, 



S3- 



Corpus albicans, 53. 

 Corpus callosum, 56. 

 Corpus mammilare, 53. 

 Corpus restiforme, 54. 

 Corpus striatum, 51. 

 Cortex of brain, 51. 

 Cortis* organ, 73. 

 Coryphaenidoe, 263. 

 Coryphodon, 400. 

 Cosoryx, 399. 

 Cottidae, 259. 

 Cottus, 259. 



Coturnix, 350. 

 Cotyledonary placenta, 373. 

 Cotylophora, 396. 

 Cotylosauria, 304. 

 Coverts, 330. 

 Cowper's glands, 371. 

 Coypu, 391. 

 Cramp fish, 239. 

 Crane, 349. 

 Cranial nerves, 58. 

 Cranial vertebrae, 166. 

 Cranium, 150. 

 Crax, 350. 

 Crassilingua, 319. 

 Cremaster muscle, 371. 

 Creodonta, 411. 

 Crevalle, 263. 

 Cricetus, 390. 

 Cricoid cartilage, 28. 

 Cricotus, 283. 

 Crista acustica, 71. 

 Crista galli, 356. 

 Crocidura, 385. 

 Crocodilia, 326. 

 Crocodilidae, 328. 

 Crocodilus, 328. 

 Crop, 34. 



Crossopterygii, 249. 

 Crotalidae, 325. 

 Crotalus, 325. 

 Crura cerebri, 53. 

 Cryptacanthodes, 261. 

 Cryptobranchia, 285. 

 Cryptobranchidae, 285. 

 Cryptobranchus, 285. 

 Cryptodira, 310. 

 Cryptoprocta, 412. 

 Crypturi, 346. 

 Ctenacodon, 378. 

 Ctenodactylus, 391. 

 Ctenodus, 273. 

 Ctenoid scales, 228. 

 Ctenolabrus, 260. 

 Cubical epithelium, 9. 

 Cuboid bone, 177. 

 Cuckoo, 34 8. 

 Cuculus, 348. 

 Cuneiform bone, 177. 

 Gunner, 260. 

 Currasow, 350. 

 Cuscus,38o. 

 Cuticular layer, 87. 

 Cutis, 87. 

 Cutlas fish, 263. 



Cyclodipterini, 249. 

 Cyclodus, 320. 

 Cycloid scales, 228. 

 Cyclopterus, 260. 

 Cyclospondyli, 239. 

 Cyclospondylous vertebrae, 



234- 



Cyclostomata, 219. 

 Cyclotura, 383. 

 Cygnus, 348. 

 Cymatogaster, 260. 

 Cynaelurus, 412. 

 Cynocephalus, 416. 

 Cynomys, 390. 

 Cynopithethidae, 411. 

 Cynoscion, 259. 

 Cyprinidae, 255. 

 Cyprinodon, 257. 

 Cyprinodontidae, 257. 

 Cyprinus, 255. 

 Cystic duct, 40. 

 Cystophora, 414. 



Dactylethra, 286. 

 Dactylopteridae, 260. 

 Dactylopterus, 260. 

 Dactyloscopus, 261. 

 Darter (bird), 347. 

 Darters (fish), 259. 

 Dasyatis, 240. 

 Dasypoedes, 330. 

 Dasypodidae, 383. 

 Dasyprocta, 391. 

 Dasyproctidae, 391. 

 Dasypus, 383. 

 Dasyuridas, 379. 

 Dasyurus, 379. 

 Decidua, 374. 

 Decidua reflexa, 375. 

 Decidua serotina, 375. 

 Decidua vera, 375. 

 Decussation, 56. 

 Deer, 399. 



Delphinapterus, 408. 

 Delphinidoe, 408. 

 Delphinoidea, 408. 

 Delphinus, 408. 

 Demibranch, 22. 

 Dendrites, n. 

 Dendrobatidae, 287. 

 Dendrolagus, 380. 

 Dental formula, 366. 

 Dental papilla, 19. 

 Dental ridge, 19. 



