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Summary

Description
English: Skull of brown rat
Date
Source The contemporary land mammals of Egypt (including Sinai) (1980) by Dale J. Osborn and Ibrahim Helmy (see here https://archive.org/details/contemporaryland05osbo for copyright status)
Author Dale J. Osborn and Ibrahim Helmy

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Public domain
This work is in the public domain because it was published in the United States between 1978 and March 1, 1989 without a copyright notice , and its copyright was not subsequently registered with the U.S. Copyright Office within 5 years . Unless its author has been dead for several years, it is copyrighted in the countries or areas that do not apply the rule of the shorter term for US works, such as Canada (50 pma), Mainland China (50 pma, not Hong Kong or Macau), Germany (70 pma), Mexico (100 pma), Switzerland (70 pma), and other countries with individual treaties. See this page for further explanation.

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The original description page was here . All following user names refer to en.wikipedia.
  • 2011-01-30 16:53 Mariomassone 352×560× (239046 bytes) {{PD-US-1989}} {{Information |Article = Brown Rat |Description = Skull of brown rat |Source = The contemporary land mammals of Egypt (including Sinai) (1980) by Dale J. Osborn and Ibrahim Helmy (see here http://www.archive.org/details/contemporaryland05osbo for copyright status) |Date = 1980 |Author = Dale J. Osborn and Ibrahim Helmy |Portion = |Low_resolution = Lower than original |Purpose = Illustrate the skull of this rat species |Replaceability = |other_information = }}

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