File:Salmo irideus presumptive organ-forming areas in the blastoderm.jpg
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[edit]DescriptionSalmo irideus presumptive organ-forming areas in the blastoderm.jpg | Fig. 181. Presumptive organ-forming areas of the blastoderm of the trout, Salmo irideus. (A) Schematized section through blastoderm just previous to gastrulation. Presumptive entoderm (hypoblast) shown in black at caudal end of the blastoderm. Observe that entoderm is not exposed to surface. Cf. (B). (B) Surface view of presumptive organ-forming areas of the blastoderm just before gastrulation. |
Date | |
Source | https://archive.org/details/comparativeembry00nels/page/369/mode/1up?view=theater&q=BLASTULATION+ Comparative embryology of the vertebrates; with 2057 drawings and photos. grouped as 380 illustrations. |
Author | Nelsen, Olin E. |
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current | 18:32, 12 March 2024 | ![]() | 1,163 × 884 (685 KB) | Rasbak (talk | contribs) | {{Information |description=Fig. 181. Presumptive organ-forming areas of the blastoderm of the trout, Salmo irideus. (A) Schematized section through blastoderm just previous to gastrulation. Presumptive entoderm (hypoblast) shown in black at caudal end of the blastoderm. Observe that entoderm is not exposed to surface. Cf. (B). (B) Surface view of presumptive organ-forming areas of the blastoderm just before gastrulation. |date=1953 |source=https://archive.org/details/comparativeembry00nels/pa... |
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