XV 1 LIST OF ILLUSTRATIONS. 



264. Human prostate gland, showing muscle 221 



265. Section of ovary of cat 224 



266. Human ovary with Graafian follicle 225 



267. Section of cortex of cat's ovary 226 



268. Ovum from ovary of cat 227 



269. Section of medulla of human ovary 228 



270. Section of corpus luteum of rabbit 229 



271. Portion of tubules of parovarium 230 



272. Transverse section of human oviduct 231 



273. Section of human uterus 232 



274. Section of uterine cervix of child 233 



275. Active human mammary gland 238 



276. Acini of active human mammary gland 239 



277. Atrophic human mammary gland 240 



278. Human milk and colostrum-corpuscles 242 



279. Wolffian bodies and sexual glands of rabbit embryo 242 



280. Indifferent sexual gland of rabbit embryo 243 



281. Section of developing ovary of kitten .... 244 



282. Diagram illustrating development of sexual organs 245 



283. Longitudinal section of larynx of child 247 



284. Longitudinal section of epiglottis of child 248 



285. Section of trachea and oesophagus of child 249 



286. Section of human bronchus 251 



287. Diagram of air-passages of lung 251 



288. Section of human lung 252 



289. Section of silvered lung of kitten 253 



290. Section of injected and inflated lung of cat 254 



291. Section of human pleura 256 



292. Section of thyroid body of child 257 



293. Acini of human thyroid body 258 



294. Developing pulmonary tube of rabbit embryo 259 



295. Developing lungs of rabbit embryo 259 



296. Developing thyroid body of rabbit embryo 260 



297. Developing lateral thyroid area of rabbit embryo 260 



298. Section of human skin 261 



299. Epidermis of human skin 262 



300. Section of epidermis of human skin 262 



301. Section of negro's skin 264 



302. Section of child's finger, including nail .... 266 



303. Section of human scalp 267 



304. Human hair 268 



305. Hair-follicle from human scalp 269 



306. Transverse sections of hair-follicles 270 



307. Section of hair-follicle near its mouth 270 



308. Section of hair-follicle, highly magnified 271 



309. Section of sebaceous gland from human scalp 273 



310. Section of human sweat-gland 275 



311. Developing skin from human foetus 277 



312. Developing skin from foetal kitten 279 



313. Developing hair from foetal kitten 279 



314. Section of skin of foetal kitten 279 



315. Degenerating hair-follicle from human scalp 280 



316. Section of skin of human foetus 281 



317. Brain-membranes of child 282 



318. Section of human spinal cord from cervical region . 285 



