File:Petromyzon embryo (2).jpg
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Summary
editDescriptionPetromyzon embryo (2).jpg | Fie. 100.—Unequal cleavage of the egg of Petromyzon. (After Shipley, from Hatschek.) A, stage of eight cleavage spheres; B, blastula in meridional section. The dissimilarity of the cleavage spheres begins with the equatorial furrow. |
Date | |
Source | https://archive.org/details/cu31924001021835/page/154/mode/1up?view=theater A manual of zoology" (1902)A manual of zoology. New York, H. Holt and Company |
Author | Hertwig, Richard, 1850-1937; Kingsley, J. S. (John Sterling) |
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current | 18:46, 10 March 2024 | ![]() | 1,365 × 631 (203 KB) | Rasbak (talk | contribs) | {{Information |description=Fie. 100.—Unequal cleavage of the egg of Petromyzon. (After Shipley, from Hatschek.) A, stage of eight cleavage spheres; B, blastula in meridional section. The dissimilarity of the cleavage spheres begins with the equatorial furrow. |date=1902 |source=https://archive.org/details/cu31924001021835/page/154/mode/1up?view=theater A manual of zoology" (1902)A manual of zoology. New York, H. Holt and Company |author=Hertwig, Richard, 1850-1937; Kingsley, J. S. (John Sterl... |
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