Unlike the site in Utah, the Mongolian site has no datable volcanic deposits. As a result, the eggshell tests there yielded ...

Discovered in what is now the Gobi Desert of Inner Mongolia, this was one of the largest animals to occupy the sands and plains of Asia in the Late Cretaceous, around ninety six million years ago. 5 ...

Fitzhugh, William W. 2009. "The Ancient Stone Men of Mongolia." In Mongolia: Land of the Deer Stone. Ling, Elaine, editor. v–xiii. Revere, Pennsylvania: Lodima Press.

https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!678819~!0#focus ...