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. The development of the chick; an introduction to embryology. Birds -- Embryology. 246 THE DEVELOPMENT OF THE CHICK Cp. ..^ Te/./ned CA Nem. Jfec. op. CAop. ' SJnf. JYyp. I J?.//(/p Aom Fig. 148. — Median sagittal section of an embryo of eight days. a. A., Aortic arch. All., AUantois. An., Anus. A. o. m., Om- phalomesenteric artery. B. F., Bursa Fabricii. b. P., Basilar plate. C. A., Anterior commissure, c. C, Central canal. Ch. op., Optic chiasma. C. p., posterior Commissure. CI., Cloaca. Cr., Crop, d. Ao., Dorsal aorta. D. Hyp., Duct of the hypophysis. Ep., Epi- physis. Fis
. The development of the chick; an introduction to embryology. Birds -- Embryology. 246 THE DEVELOPMENT OF THE CHICK Cp. ..^ Te/./ned CA Nem. Jfec. op. CAop. ' SJnf. JYyp. I J?.//(/p Aom Fig. 148. — Median sagittal section of an embryo of eight days. a. A., Aortic arch. All., AUantois. An., Anus. A. o. m., Om- phalomesenteric artery. B. F., Bursa Fabricii. b. P., Basilar plate. C. A., Anterior commissure, c. C, Central canal. Ch. op., Optic chiasma. C. p., posterior Commissure. CI., Cloaca. Cr., Crop, d. Ao., Dorsal aorta. D. Hyp., Duct of the hypophysis. Ep., Epi- physis. Fis. Eus., Fissura Eustachii. Hem., Surface of hemisphere barely touched by section. Hyp., Hypophysis. L. t., Lamina ter- minalis. n. A. 8, neural arch of the eighth vertebra. Nas., Nasal. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Lillie, Frank Rattray, 1870-1947. New York, Holt
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