File:Origin of Vertebrates Fig 168.png
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Summary
| Description |
English: Fig. 168.—Diagram illustrating the Position of the Pleural Folds and Gonads in Ptychodera (A) and Amphioxus (B) respectively.
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| Date | |
| Source | The Origin of Vertebrates. https://archive.org/details/originofvertebra1908gask |
| Author | Walter Holbrook Gaskell. |
Licensing
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The author died in 1914, so 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 100 years or fewer. This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. |
| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 09:58, 11 November 2013 | | 1,671 × 711 (65 KB) | Keith Edkins | == {{int:filedesc}} == {{Information |Description={{En|Fig. 168.—Diagram illustrating the Position of the Pleural Folds and Gonads in Ptychodera (A) and Amphioxus (B) respectively. ''Al.'', alimentary canal; ''D.A.'', dorsal vessel; ''V.A.'', ventr... |
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