File:Selachimorpha presumptive organ-forming areas in the blastoderm.jpg

Original file(981 × 801 pixels, file size: 617 KB, MIME type: image/jpeg)

Captions

Captions

Add a one-line explanation of what this file represents

Summary

edit
Description Fig. 179. Presumptive organ-forming areas in the blastoderm of the shark embryo. (A) Median section of the blastoderm of Torpedo ocellata. Hypoblast cells are shown in black. Caudal portion of the blastoderm is shown at the right. Cf. (B). (This figure partly modified from Ziegler, '02 — see Chap. 6 for complete reference.) (B) Map of the presumptive organ-forming areas of the blastoderm of the shark, Scyllium canicula (=Scyliorhinus canicula).
Date
Source https://archive.org/details/comparativeembry00nels/page/366/mode/1up?view=theater&q=BLASTULATION+ Comparative embryology of the vertebrates; with 2057 drawings and photos. grouped as 380 illustrations.
Author Nelsen, Olin E.

Licensing

edit
Public domain

This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer.


You must also include a United States public domain tag to indicate why this work is in the public domain in the United States. Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Jamaica has 95 years, Colombia has 80 years, and Guatemala and Samoa have 75 years. This image may not be in the public domain in these countries, which moreover do not implement the rule of the shorter term. Honduras has a general copyright term of 75 years, but it does implement the rule of the shorter term. Copyright may extend on works created by French who died for France in World War II (more information), Russians who served in the Eastern Front of World War II (known as the Great Patriotic War in Russia) and posthumously rehabilitated victims of Soviet repressions (more information).

This file, which was originally posted to an external website, has not yet been reviewed by an administrator or reviewer to confirm that the above license is valid. See Category:License review needed for further instructions.

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current11:19, 12 March 2024Thumbnail for version as of 11:19, 12 March 2024981 × 801 (617 KB)Rasbak (talk | contribs){{Information |description=Fig. 179. Presumptive organ-forming areas in the blastoderm of the shark embryo. (A) Median section of the blastoderm of Torpedo ocellata. Hypoblast cells are shown in black. Caudal portion of the blastoderm is shown at the right. Cf. (B). (This figure partly modified from Ziegler, '02 — see Chap. 6 for complete reference.) (B) Map of the presumptive organ-forming areas of the blastoderm of the shark, Scylliutn canicula |date=1953 |source=https://archive.org/details...

There are no pages that use this file.