INDEX 



475 



Caterpillar, apple tent, 208; forest 



tent, 209. 

 Catfish, 282. 

 Cathartes aura, 352. 

 Cavia, 390. 

 Cell, defined, 37. 



Cell differentiation, degrees of, 54. 

 Cell products, 38. 

 Cell wall, 38. 



Centiped, *228, 229; skein, *228. 

 Centipeds, 226. 



Centrocercus urophasianus, 350. 

 Centrums sp., ^236. 

 Cephalpoda, 246. 

 Cercopithicus, *4OO. 

 Cervus canadensis, *394, 395. 

 Ceryle alcyon, 354. 

 Cete, 393. 



Ceiorhinus. 270, 280. 

 Chictura pelagica, 356. 

 Chain-snake, 320. 

 Chalk, 81. 



Chameleon, green. 318. 

 Chelonia, 313, 314. 

 Chelonia my das, 315. 

 Chelydra serpentina, 314. 

 Chen hyperborea, 247. 

 Chicken-hawk, 353. 

 Chimney-swift, 356. 

 Chinch bug, 198. 

 Chipmunk, 391. 

 Chiroptera, 391. 

 Chitin, 145, 158. 

 Chlorostouiuni funebrale, *248. 

 Chordata, 259; classification of, 260. 

 Chordeiies virginianus, 356. 

 Chnxmatophore, 256. 

 Chub, 282. 

 Chrysemys, 314. 

 Cicada, 199 ; seventeen-year, *2OO; 



septendccim, *2OO, 197. 

 Circulation of blood in mammal, 



*37- 



Circus hudsonins, 352. 



Cistudo Carolina, 314. 



Clams, 246; hard shell, 247; soft- 

 shell. 247. 



Class, defined, 7^. 



Classification, basis and signification 

 of, 65; defined. 3; example of. 68. 



Clisiocampa americana. larvae, *2o8. 



Clisiocampa dis stria, caterpillars, 

 *209; life-history ot, 207. 



Cliipea /tarengus, 284. 



Cobra-da-capcllo, 3.4. 



Coccidae, 198. 



Coccyges, 354. 



Coccyzus, 354. 



Cock, chapparal, 354. 



Cockroach, 192. 



Codfish, 284. 



Ccecilians, 302. 



Coelenterata, 92; classification of, 

 96 ; development and life-history 

 of, 95; form of, 93; skeleton of, 

 95 ; structure of, 94. 



Colaptes auratiis, ""355. 



Colaptes cafer, 355. 



Coleoptera, 206. 



Coiimis virginianns, 350. 



Collections, making, 461. 



Color, use of, 424. 



Colors, warning. 430. 



Colubrido;, 319. 



L'oliunba fasciata, 351. 



Lolmnba livia, 351. 



Columbse, 351. 



Colyuibus atiritus, 343 



Comb-building of honey-bee, *22l. 



Comb of East Indian honey-bee, 



*222. 



Commensalism, 155, 413. 

 Communal life, 411. 

 Condor, California, 352. 

 Condyhira cr is tat a, 391. 

 Conjugation, 35, 60. 

 Conotrachelus craltcgi, *2I2, 213. 

 Conotrachelits nenuphar, *2\\. 

 Constrictor, boa, 324. 

 Conunts carolincnsis, 353. 

 Coot, American, 349. 

 Copperhead, 322. 

 Coral, 95; branching, *IO4; red, 



106. 



Coral islands, 104, 106. 

 Coral polyps, 104. 

 Coral reefs, 106. 

 Corals, 92, 102, 104. 

 Coregonus, 283. 

 Corisa, 197. 

 Corisa sp., *I99. 

 Cormorant, 346. 



Cornea of eye of horse-fly, *i86. 

 Cottontail. 390. 

 Coyote, 398. 



Crab. 151, 152; soft-shelled, 154. 

 Crabs, *I53- 



Crane, sand-hill. 348; whooping, 348. 

 Crayfish, dissection of, 18, *l8, 22; 



life of, 146. 



