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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]
The geology of Oklahoma is characterized by Carboniferous rocks in the east, Permian rocks in the center and towards the west, and a cover of Tertiary deposits in the panhandle to the west. The panhandle of Oklahoma is also noted for its Jurassic rocks as well.
Richards Spur is a Permian fossil locality located at the Dolese Brothers Limestone Quarry north of Lawton, Oklahoma. The locality preserves clay and mudstone fissure fills of a karst system eroded out of Ordovician limestone and dolomite , with the infilling dating to the Artinskian stage of the early Permian ( Cisuralian ), around 289 to 286 ...
That event, which started on April 22, 1889, is also a source of generational trauma for many Oklahoma tribal members, who are reminded by the 1889 Oklahoma Land Run of their ancestors' forcible ...
Named for the Smoky Hill River, [1] the Smoky Hill Chalk Member is the uppermost of the two structural units of the Niobrara Chalk. [2] It is underlain by the Fort Hays Limestone Member and overlain by the Pierre Shale. [2] The Smoky Hill Chalk outcrops in parts of northwest Kansas, its most famous localities for fossils, and in southeastern ...
The Deer Creek Site is located east of Newkirk, Oklahoma. It is situated on a low bluff overlooking the Arkansas River. The Bryson Paddock site is almost 2 miles (3 km) north also on a low bluff near the river. Both sites were fortified with log and earth stockades surrounding villages of grass-thatched conical houses typical of the Wichita ...