File:Amphioxus ovum segmentation.jpg
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[edit]DescriptionAmphioxus ovum segmentation.jpg | FIG. 39. THE SEGMENTATION OF AMPHIOXUS. (Copied from Kowalevsky.) sg. segmentation cavity. A. Stage with two equal segments. B. Stage with four equal segments. C. Stage after the four segments have become divided by an equatorial furrow into eight equal segments. D. Stage in which a single layer of cells encloses a central segmentation cavity. E. Somewhat older stage in optical section. |
Date | |
Source |
https://archive.org/details/theworks02balfuoft/page/92/mode/2up?view=theater&q=blastoderm THE WORKS OF FRANCIS MAITLAND BALFOUR VOL. III A TREATISE ON COMPARATIVE EMBRYOLOGY. |
Author | M. FOSTER, F.R.S., ADAM SEDGWICK, M.A., |
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current | 11:26, 3 March 2024 | ![]() | 968 × 634 (629 KB) | Rasbak (talk | contribs) | {{Information |description=FIG. 39. THE SEGMENTATION OF AMPHIOXUS. (Copied from Kowalevsky.) sg. segmentation cavity. A. Stage with two equal segments. B. Stage with four equal segments. C. Stage after the four segments have become divided by an equatorial furrow into eight equal segments. D. Stage in which a single layer of cells encloses a central segmentation cavity. E. Somewhat older stage in optical section. |source=https://archive.org/details/theworks02balfuoft/page/92/mode/2up?view=the... |
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