. The development of the frog's egg; an introduction to experimental embryology. Embryology. 138 DEVELOPMENT OF THE FROG'S EGG [Cii. XIII meet above and posterior to the blastopore, so that the latter can no longer be seen from the surface (Figs. 23, D, E, and 37, A). As a result the central canal of the nervous system. Fig. OK —Sagittal sections through two stages: A. when blastopore is overarched; a. when amis has formed. (After Marshall, with modifications in A.) A. 4uus Fb. Fore-brain. Hb. Hind-brain. LV. Liver-divertirulum. Mb. Mid-brain. N. Notochord. NT. Xeurenteric canal. PD. Proctodff
. The development of the frog's egg; an introduction to experimental embryology. Embryology. 138 DEVELOPMENT OF THE FROG'S EGG [Cii. XIII meet above and posterior to the blastopore, so that the latter can no longer be seen from the surface (Figs. 23, D, E, and 37, A). As a result the central canal of the nervous system. Fig. OK —Sagittal sections through two stages: A. when blastopore is overarched; a. when amis has formed. (After Marshall, with modifications in A.) A. 4uus Fb. Fore-brain. Hb. Hind-brain. LV. Liver-divertirulum. Mb. Mid-brain. N. Notochord. NT. Xeurenteric canal. PD. Proctodffium. PH. Pharynx PN. Pineal body. PT. Pituitary body. becomes continuous at its posterior end with the overarched blastopore, and by means of the latter the so-called neurenteric. 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 Morgan, Thomas Hunt, 1866-1945. New York, The Macmillan company; [etc. , etc. ]
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectembryology, bookyear1
