312 



INDEX. 



Brain, 92, 101. 

 Branchiomery, 65, 132. 

 Branchiostoma cultellum, 40. 



lubricum, 8. 

 Breeding-season, 105. 

 Brood-pouch, 215. 

 BROOKS, 254, 277, 289. 

 Bulbils, vascular, 48. 



BURCKHARDT, 284. 



BURY, H., 269. 



CALDWELL, 291. 



Canal, alimentary, 24, ill, 187, 196, 214, 

 235, 249, 264. 



neurenteric, 114, 118, 199, 202, 275. 

 Capillaries, 49, 98. 

 Cap it f 1 1 ides, 81. 

 Cartilages, buccal, 18, 147. 



labial, 18. 

 Caulus, 266. 

 Cavity, opercular, 22. 



peribranchial (see also Atrium), 22, 

 183, 186, 195, 209. 



peritoneal, 22. 



Cells, epithelio-muscular, 191. 

 Cellulose, 182. 

 Cenogenesis, 177. 

 Cephalisation, 75, 89. 

 Cephalochorda, 13. 

 Cephalo discus, 261-267, 2 %> 2 %9- 

 ChcEtognatha, 278. 



Ciona intestinalis , 203, 210, 215, 222, 224, 

 226, 229, 230-235, 240, 271, 288, 

 292, 293. 



Cirri, buccal, 12, 20, 145. 

 Cladoselachidce, 44. 

 CLAPP, CORNELIA, 281. 

 Clavelina, 181, 185, 187, 200, 215, 225, 



241, 288. 

 Cleavage, 107, 197. 



polymorphic, 108. 

 Cceca, intestinal, 249, 261. 

 Casciliani, 67. 

 Ccecum, hepatic, 24, 236. 

 Ccelom, 22, 26, 31, 33, in, 121, 122, 220- 

 222, 247-248, 265, 266. 



perigonadial, 153, 177. 

 Ccenoecium, 263. 

 Collar-pores, 98, 248, 265. 

 Collar-region, 242, 264. 

 Collector, 45, 165. 

 Commissure, circumoesophageal, 96, 273, 



280. 

 Compression, bilateral, 15, 43, 115. 



Contraction, peristaltic, 98, 192. 



Cordon ganglionnaire visceral, 224. 



COSTA, 7, 10. 



Craniota, 17. 



Crinoidea, 268. 



Cross-bars, 28. 



CUNNINGHAM, J. T., 80. 



Cutis, 38, 41, 122. 



CUVIER, 3. 



Cyclostomata, 8, 10, 45, 208. 



Cyclostome, 46. 



Cynthia papillosa, 200. 



DAVIDOFF, 200. 



DEAN, B., 44. 



Degeneration, 5. 



Development, abbreviated, 214, 215, 239. 



adolescent period of, 149, 150. 



direct, 250. 



duration of larval, 149, 169, 203, 215. 



embryonic, 114, 201. 



larval, 117, 130. 



latent, 145, 160. 



precocious, 161, 212. 

 Differentiation, sexual, 154. 

 Dissepiments (see Septa). 

 Distaplia magnilarva, 206, 225, 288. 

 Distribution, n, 40-41. 

 Diverticula, anterior intestinal (see also 



Head-cavities), 115. 

 DOHRN, 5, 30, 167, 173, 176, 178, 179, 280, 



281,282. 

 Duct, mesonephric, 66. 



pronephric, 69, 78, 99. 

 Dura mater, 87. 



Echinoderms, 250-256, 267-271, 291. 

 Ectoderm, 24, 78. 



ciliated, 112, 113, 130, 175, 243, 257. 



definitive, in. 



primitive, no. 

 EISIG, 45, 81, 94, 103, 293. 

 Embryo, ciliated, 113, 214. 



ventral curvature of Ascidian, 201. 

 EMERY, 67. 

 Endoderm, definitive, HI. 



primitive, no. 

 Endostyle, 9, 24,31, 39, 130, 138, 149, 150, 



167, 177, 185, 195, 227, 229, 250. 

 Enteroccel, 252, 254, 255. 

 Enteropneusta, 242. 

 Epicoele, 41. 

 Epithelium, atrial, 33, 59, 100, 209. 



ccelomic, 33, 122, 220-222. 



