INDEX 



569 



of vertebrates, 63, 65, 67, 532; 



vesicles of, 416; white and gray 



matter of, 116, 118. 

 Brain stem, 116. 

 Branchinecta, 332, 334, 336. 

 Branchiobdella, 329. 

 Branchiostoma, 398; see also Am- 



phioxus. 

 Breeding, experimental, 462. 

 Brooks, 33. 

 Brown, 132. 



Buccal groove, 176, 177. 

 Buccal sacs, 15. 

 Budding, 163, 219. 

 Buffon, 539, 540. 

 Bufo americanus, 14, 15. 

 Bullfrog, 12, 15, 18; see also Rana 



catesbiana. 

 Butterfly, 375, 380. 



Cabbage bug, 374, 379. 



Caddis-fly, 375, 379. 



Calcarea, 241. 



Calciferous glands, 292. 



Calkins, 187. 



Cambarus, 322. 



Camels, evolution of, 520, 521. 



Camelus, 520. 



Camerarius, 462. 



Capillaries, 53, 56, 87, 104. 



Carapace, 324, 335. 



Carbohydrates, 73, 167; absorption 



of, 88; digestion of, 82, 85; storage 



of, 89. 

 Carchesium, 190, 196. 

 Cardiac muscle, 146. 

 Carnivorous animals, 32. 

 Carohna locust, see Dissosteira. 

 Carothers, 475. 

 Cartilage, 143. 

 Casein, 74. 

 Castle, 439. 

 Catalyst, organic, 74. 

 Cattle, evolution of, 525. 

 Cell cycle in Protozoa and Metazoa, 



213, 215. 

 Cell division, 136; in Protozoa, 164, 



167, 171, 172, 185. 



Cell Doctrine, 71, 131, 152, 153, 



194. 

 Cell hneage, 418. 



Cells, of earthworm, 299; germ, 199; 

 of Hydra, 249; somatic or, body, 

 199; structure of, 132, 133, 134; of 

 vertebrates, 130. 

 Cenogenetic stage, 504. 

 Centipede, see Myriopoda. 

 Central nervous system, see Nervous 



system. 

 Centriole, 135. 

 Centrosphere, 135. 

 Cephalochordata, 13, 36, 241. 

 Cephalopoda, 241. 

 Cephalothorax, 322. 

 Ceratium, 196. 

 Ceratosaunis, 506. 

 Cercomonas, 155. 

 Cerebellum, 65, 416; functions of, 



119. 

 Cerebrum (cerebral hemispheres), 65, 



416; functions of cortex of, 120. 

 Cestoda, 241. 

 Cha?tognatha, 241. 

 Chajtopoda, 241, 309, 310. 

 Chwtopierus, 314. 

 Chalazaj, 427, 428. 

 Chambers, 545. 

 Chela;, 323, 327. 

 Chemical factors in development, 443, 



444. 

 Chemotropism or Chemotaxis, 182, 



265, 304. 

 Chick, development of, 425, 428, 432. 

 Chilomonas, 154. 

 Chitin, 324. 

 Chlamydomonas, 197. 

 Chloragogue ceUs, 291, 300. 

 Chlorophyll, 32, 167, 170. 

 Choanoflagellate, 175. 

 Chordata, classification of, 36, 238, 

 240, 241; representatives of, 10, 

 11, 13. 

 Chorion, 431, 432. 

 Choroid plexus, 66. 

 Chromatin, 135. 

 Chromatophores, 167. 



