252 



ANIMAL FORMS 



Birds, characteristics of, 201 ; anat- 

 omy of, 204 ; habits of, 207. 



Bird spider, 136. 



Bittern, 215. 



Black-snake (illus.), 193. 



Blastula (illus.), 21. 



Bombus (illus.), 130. 



Bony fish (illus.), 160. 



Botany, defined, 1. 



Brachiopod (illus.), 70. 



Bradypus tridactylus (illus.), 229. 



Branchiostoma californiense (il- 

 lustration), 157. 



Branchipus (illus.), 94. 



Brittle-star (illus.), 141; regenera- 

 tion of, 145. 



Bugs, 121. 



Bumblebee (illus.), 130. 



Butterflies, 125. 



Buzzard, 219. 



Byssus, 77. 



Caddis-fly, 119. 



Calcolyntlius primigenius (illus.), 



25. 



Calypte anna (illus.), 224. 

 Cancer productus (illus.), 104. 

 Caprella (illus.), 106. 

 Carapace, of Crustacea, 95, 99 ; of 



turtle, 188. 

 Carp, 163. 



Cat, domestic, 239 ; wild, 239. 

 Catfish, 163. 

 Cell (cella, a little room), 7 ; shape 



and size, 7; typical (illus.), 8. 

 Centipeds (illus.), 111. 

 Cephalopod (illus.), 87. 

 Cephalothorax, 99. 

 Cercopithecus (illus.), 244. 

 Cervus canadensis (illus.), 238. 

 Cestode (illus.), 50. 

 Cete, 234. 



Cheiroptera, 234. 



Chelonia, 188. 



Chinch-bug, 122. 



Chiton (illus.), 82. 



Chologaster avetus (illus.), 164 ; C. 

 agassizi (illus.), 164. 



Chordate, characteristics of, 151. 



Chordeiles virginianus (illus.), 

 222. 



Chub, 163. 



Cilium (cilium, an eyelash), 16. 



Circulatory system, use of, 4. 



Clam (illus.), 72 ; anatomy, 72, 78 ; 

 rock- and wood-boring, 75. 



Clitellum, 58. 



Coccyges, 220. 



Cockroach, 118. 



oelenterate,s, general character- 

 istics of, 1&* 



Coleoptera (illus.), 124. 



Columbse, 210. 



Complex animals, characteristics 

 of, 18. 



Compound eyes, 109. 



Coot, 215. 



Copperhead, 193. 



Corals (illus.), 41. 



Cormorant, 212. 



Correlation of function and struc- 

 ture, 6. 



Cottontail, 233. 



Courting colors, 203. 



Crab, hermit (illus.), 102 ; cancer 

 (illus.), 103; rock (illus.), 104; 

 fiddler, 104. 



Crane (illus.). 215. 



Crayfish (illus.), 101. 



Cricket, 118. 



Crinoid (illus.),- 143. 



Crocodile, 190. 



Crocodilia (illus.), 190. 



Crotalus adamanteus (illus.), 222. 



