TABLE OF CONTENTS. 



CHAPTER XII. 



Thk Development of the Okgahs in Mammalia, pp. 365 — 422. 



The organs derived from the epihlast, 365 — 400. Hairs, 365. 

 Glands, 366. The hiud-braiB, 367 — 370. The mid-brain, 370, 371. 

 General development of fore-brain, 371. Thalamenoephalon, 371 

 — 376. Pituitary body, 372, 373. Pineal gland, 373 — 376. Cerebral 

 hemispheres, 376 — 385. The olfactory lobes, 385. Histogenesis of 

 brain, 385 — 387. The eyes, 387 — 390. Choroid slit, membrana 

 oapsulo-pupUlaris and arteria centrahs retinas, 389. The auditory 

 organ, 390 — 397. Accessory auditory structures, 397 — 399. The nasal 

 organ, and organ of Jaoobson, 399. Cranial and spinal nerves ; sym- 

 pathetic system, 400. 



Organs derived from the mesoUast, 400 — 417. The vertebral 

 column, 400, 401. The skuU, 401. The visceral arches, 402. Man- 

 dibular and hyoid arches ; maUeus, incus, and stapes, 403 — 405. 

 Eibs; sternum; pectoral and pelvic girdles, 405. Skeleton of the 

 limbs, 406. Body-cavity ; pericardial, pleural cavities and dia- 

 phragm, 406. 



The vascular system, 406 — 413. The heart, 406, 407. The ar- 

 terial system, 407 — 409. The venous system, 409 — 413. The supra- 

 renal bodies, 413, 414. The urinogenital organs, 414 — 417. 

 Wolffian duct and body ; kidney ; ovary and testis, 414, 415. Genital 

 cord, 415. Urinogenital sinus and external generative organs, 415 

 —417. 



Alimentary canal and its appendages, 417 — 422. Splanchnic 

 mesoblast and mesentery, 419, 420. Stomodaaum, 420, 421. Hard 

 and soft palate, 420, 421. Teeth, 421. Proetodseum, 422. 



APPENDIX . . pp. 423—471. 



Incubators, 423 — 425. Hardening reagents, 425 — 428. Staining 

 reagents, 428—432. Imbedding, 432—434. Cutting sections, 434, 

 i35. Mounting sections, 436. Preservation of embryos as a whole, 

 43^1 437- 



