Cameloid footprint (<i>Lamaichnum alfi</i> Sarjeant and Reynolds, 1999; preserved as convex hyporelief) from the <a href="https://en.wikipedia.org/wiki/Barstow_Formation" class="extiw" title="w:Barstow Formation">Barstow Formation</a> (<a href="https://en.wikipedia.org/wiki/Miocene" class="extiw" title="w:Miocene">Miocene</a>) of <a href="https://en.wikipedia.org/wiki/Rainbow_Basin" class="extiw" title="w:Rainbow Basin">Rainbow Basin</a>, <a href="https://en.wikipedia.org/wiki/California" class="extiw" title="w:California">California</a>.
<a href="//commons.wikimedia.org/wiki/User:Wilson44691" title="User:Wilson44691">Wilson44691</a> Photograph taken by Mark A. Wilson (Department of Geology, The College of Wooster). <a rel="nofollow" class="external autonumber" href="http://www3.wooster.edu/geology/MWilson.html">[1]</a>
<span class="int-own-work" lang="en">Own work</span>