File:Isthmus of Panama (closure) - Speciation of marine organisms (w annot).png
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Size of this preview: 493 × 600 pixels. Other resolutions: 197 × 240 pixels | 394 × 480 pixels | 946 × 1,151 pixels.
Original file (946 × 1,151 pixels, file size: 4.16 MB, MIME type: image/png)
_-_Speciation_of_marine_organisms_(w_annot).png){kind=link}
Summary
| Description |
English: Speciation of marine species isolated on each side of the Isthmus of Panama (blue and green) after its final closure 3 mya. Purple lines indicate the exchange of terrestrial species that occurred upon formation of a passable land bridge (the Great American Biotic Interchange). |
| Date | |
| Source | Own work |
| Author | Andrew Z. Colvin |
| Other versions | Without annotations and without GABA |
_-_Speciation_of_marine_organisms_(wo_annot).png){kind=link}
_-_Speciation_of_marine_organisms_(wo_GABA).png){kind=link}
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 07:53, 12 June 2017 | | 946 × 1,151 (4.16 MB) | wikimediacommons>Azcolvin429 | User created page with UploadWizard |
File usage
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_-_Speciation_of_marine_organisms_(w_annot).png){kind=link}