English: Interpretative outline drawing of the trace fossil Thinopus by Morton, 1926. Left: Interpretation of impression. Right: Superimposition of early tetrapod foot skeleton.
Date
Source
Morton, Dudley J. (1926). "Notes on the footprint of Thinopus antiquus". American Journal of Science (71): 409–414.
Author
Morton, Dudley J.
Licensing
Public domainPublic domainfalsefalse
This work is in the public domain because it was published in the United States between 1929 and 1963, and although there may or may not have been a copyright notice, the copyright was not renewed. For further explanation, see Commons:Hirtle chart and the copyright renewal logs. Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.
Uploaded a work by Morton, Dudley J. from Morton, Dudley J. (1926). "Notes on the footprint of Thinopus antiquus". American Journal of Science (71): 409–414. with UploadWizard
File usage
The following pages on the English Wikipedia use this file (pages on other projects are not listed):