File:1911 Britannica-Arachnida-Pterygotus osiliensis.png
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Captions
Note: This historical image is not a factually accurate paleontological restoration. Reason: Multisegmented peduncle of chelicerae (unsegmented according to Selden 1984); subequal size of appendage II-V (appendage II short in Erettopterus). |
Summary[edit]
Description1911 Britannica-Arachnida-Pterygotus osiliensis.png |
English: From Zittel’s Palaeontology. Pterygotus osiliensis, Schmidt. Silurian of Rootzikil. Restoration of the ventral surface, about a third natural size, after Schmidt. a, Camerostome or epistoma. |
Date | |
Source | Encyclopædia Britannica Eleventh Edition, Vol. 2, Page 303 |
Author | Encyclopædia Britannica, 1911 |
Licensing[edit]
Public domainPublic domainfalsefalse |
This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States. |
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current | 02:28, 10 March 2015 | 2,410 × 2,410 (344 KB) | Animalparty (talk | contribs) | larger, clearer | |
20:50, 2 November 2012 | 447 × 450 (178 KB) | Clarice Reis (talk | contribs) | User created page with UploadWizard |
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File change date and time | 13:41, 2 August 2006 |