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Monument Rocks (also Chalk Pyramids) are a series of large chalk formations in Gove County, Kansas, rich in fossils. The formations were the first landmark in Kansas chosen by the U.S. Department of the Interior as a National Natural Landmark. The chalk formations reach a height of up to 70 ft (21 m) and include formations such as buttes and ...
The McLemore Site is located on a terrace overlooking Cobb Creek outside the town of Colony in central western Oklahoma. The first major archaeological investigation took place in 1960 under the auspices of Dr. Robert E. Bell of Oklahoma State University. Three sections of the site were excavated: an area of cache and refuse pits, an area once ...
Oklahoma was a terrestrial environment for most of the ensuing Mesozoic era. [3] The Late Triassic Dockum Group of western Oklahoma preserved remains of archosaurs and temnospondyls, although its fossil record is restricted to a narrow region of the panhandle and is far sparser than the equivalent records in Texas, New Mexico, and Arizona. [98]
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A broken concretion with fossils inside; late Cretaceous Pierre Shale near Ekalaka, Montana. Monument Rocks (Kansas), located 25 miles south of Oakley. By the late Cretaceous, Eurasia and the Americas had separated along the south Atlantic, and subduction on the west coast of the Americas had commenced, resulting in the Laramide orogeny, the early phase of growth of the modern Rocky Mountains.
This is a list of properties and historic districts in Oklahoma that are designated on the National Register of Historic Places. Listings are distributed across all of Oklahoma's 77 counties . The following are approximate unofficial tallies of current listings by county.
This list of the prehistoric life of Oklahoma contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of ...
The Cooper Bison Kill Site is an archaeological site near Fort Supply in Harper County, Oklahoma, United States.Located along the Beaver River, it was explored in 1993 and 1994 and found to contain artifacts of the Folsom tradition, dated at c.10800 BCE to c. 10,200 BCE in calibrated radiocarbon years. [2]