. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. DEVELOPMENT OF THE FROG S EGG. 303 The broken lines shown in Fig. 4 bear numerals which corre- spond to the planes of section represented by the succeeding figures, 7 and 8. The cross-section represented by 7, therefore, passes through the embryo at the level of the fold in the neural tube. The two halves of the yolk mass with sections of the. FIG. 7. enteron which belong, the one to the cephalic end and the other to the caudal end of the embryo, are shown separated from each other by a deep cleft lined by ectoderm. Dorsal t
. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. DEVELOPMENT OF THE FROG S EGG. 303 The broken lines shown in Fig. 4 bear numerals which corre- spond to the planes of section represented by the succeeding figures, 7 and 8. The cross-section represented by 7, therefore, passes through the embryo at the level of the fold in the neural tube. The two halves of the yolk mass with sections of the. FIG. 7. enteron which belong, the one to the cephalic end and the other to the caudal end of the embryo, are shown separated from each other by a deep cleft lined by ectoderm. Dorsal to the enteron lie two sections of the notochord with the myomeres sectioned in their long-axis between them. Between and dorsal to these. 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 Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory
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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology
