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File:Pikaia BW.jpg

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Pikaia_BW.jpg (800 × 508 pixels, file size: 23 KB, MIME type: image/jpeg)

Note: This historical image is not a factually accurate paleontological restoration.

Reason: 2024 study shows that previous reconstructions were upside down anatomically.[1]

You may ask further questions about the accuracy of this image at the image review page of Wikiproject Palaeontology on the English Wikipedia. Note that this image may be appropriate to illustrate obsolete paleontological views.

Summary

Description Pikaia gracilens, the earliest known vertebrate ancestor, from the Middle Cambrian of British Columbia, digital
Date
Source Own work
Author Nobu Tamura (http://spinops.blogspot.com)
Permission
(Reusing this file)		 All illustrations on this site are copyrighted to Nobu Tamura. The low resolution versions of the images are licensed under Creative Commons Attribution-ShareAlike (CC BY-SA) license meaning that you are free to use them as long as you properly credit the author (© N. Tamura). High resolution versions are available upon request.

Licensing

I, the copyright holder of this work, hereby publish it under the following licenses:
GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.
w:en:Creative Commons
attribution
This file is licensed under the Creative Commons Attribution 3.0 Unported license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
You may select the license of your choice.

Captions

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inception

8 December 2007

media type

image/jpeg

File history

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Date/TimeThumbnailDimensionsUserComment
current17:41, 15 July 2024Thumbnail for version as of 17:41, 15 July 2024800 × 508 (23 KB)Qohelet12¿preciso?
08:08, 8 December 2007Thumbnail for version as of 08:08, 8 December 2007800 × 508 (18 KB)ArthurWeasley~commonswiki{{Information |Description= Pikaia gracilens, the earliest known vertebrate ancestor, from the Middle Cambrian of British Columbia, digital |Source= own work |Date= December 8, 2007 |Author= ArthurWeasley |Permission= |other_version

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