Albert E. Wood, John B. S. Ormsbee, Notes on Mammals from the Upper Cretaceous Lance Formation of Wyoming, Journal of Paleontology, Vol. 28, No. 1 (Jan., 1954), pp. 26-31 ...

Just outside the tiny town of Glenrock, Wyoming the footprints of a 66 million-year-old monster are cemented in stone. This fossil trackway was brought to light with the help of University of ...

Ultra has proven production in the Lance and Mesaverde formations and reports an additional 1,600 horizontal locations in Wyoming’s Sublette County, the company said in a Dec. 5 investor day ...