INDEX 



373 



Chemical composition of dentine, 



237. 



of enamel, 47. 

 Choquet, I., on absorption, 303. 



on cement at neck of tooth, 287. 

 Chromic acid, employed by Boll 



for nerves, 222. 

 Cingulum, 33. 

 Coalescence of calcospherites, 140, 



279. 



Collagen, basis of dentine, 236. 

 Collars of F. Paul, 206. 

 Colloidal suspensions, 139. 

 Communication of dentinal tubes 



with cement, 290. 

 Concavo-convex form of enamel 



prisms, 69. 



Concomitant variation, 9. 

 Concrescence theory, 33. 

 Conical stage in development, 31. 

 Connecting bridges, 16, 66. 

 Connective tissue in dentine, 239, 



266, 268, 272. 



in dentine of Elephant, 271. 

 cells in developing dentine, 270. 

 in pulp-stone of Elephant, 252. 

 of pulp, 266. 

 in vasodentine, 285. 

 Constant, T. E., on blood pressure 



in eruption, 347. 

 Contour lines of Owen, 247. 

 Conversion theory of development, 



144, 264. 

 Cope, E. D., on trituberculism, 11, 



33. 



Copper sulphate experiment, 135. 

 Creodonts, teeth of, 105. 

 Crescentic nuclei of ameloblasts, 



130. 



Crusta petrosa, 287. 

 Cryer, M., 182. 

 Cuscus, bulb-like ending to tubes, 



98. 



Cyclostomata, 366. 

 Cynomys, vascular canals in den- 

 tine of, 259. 



Darwin, 7. 



Dahlgren and Kepner on amitotic 



division, 338 



on infundibular gland, 194. 

 Decussation of enamel layers in 



rodents, 108. 

 Degenerated nuclei in Nasmyth's 



membrane, 340. 

 Delabarre, 23. 

 Dendrons of nerve-end cells, 213. 



Dental lamina or tooth- band, 15. 

 Dentinal tubes in enamel, 82. 

 Dentine, 236. 



action of glycerine on, 282. 



adventitious, 251. 



calcification of, 262, 278. 



calcoglobulin contours in, 278. 



of Cestracion, 263. 



chemical composition of, 237. 



classification of, 236. 



coalescence of spherites in, 279. 



communication with cement, 290. 



connective tissue basis of, 239. 



development of, 262. 



direction of calcific deposit, 282. 



disintegration of spherites in, 161. 



fibril, 248. 



fibrillar nature of matrix, 265. 



fine branches of tubes in, 244. 



of Flounder, 256. 



germ, 21. 



granular layer of, 240. 



Hanazawa on, 249. 



Hoppe on sheath of Neumann, 

 250. 



interglobular spaces in, 242. 



lamination of, 280. 



of Lamna, 262. 



matrix of, 239, 265. 



odontogenic zone, 239. 



orthodentine, 237. 



osteodentine, 260. 



papilla, 21, 263. 



plicidentine, 253. 



primary curvatures of tubes, 246. 



resemblances to bone in, 268. 



Romer on dentinal fibril, 250. 



of Sarcophilus, 260. 



Schreger's lines in, 247. 



secondary curvatures of tubes, 

 246. 



sheath of Neumann, 248. 



striation in, 278. 



striation in Wombat, 281. 



trabecular dentine, 237, 260. 



transverse sections of, 247. 



vasodentine, 256. 

 Dentz on corpuscles in dentine, 



230. 

 Dependorf on nerves of dentine, 



226. 



Dermal appendages, teeth con- 

 sidered as, 5. 



Descent with modification, 7. 

 Development of cement, 294. 



of dentine, 262. 



of enamel, 119. 

 Dewar, Sir J., 12. 



