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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]
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 Oklahoma. Precambrian [ edit ]
Radiocarbon dates of ca. 11,000 BP were recorded for the lower area of the Domebo Formation where the remains were discovered. [2]: 12 This area where the mammoth was killed is thought to have once been a stream with abundant vegetation. [2]: 42 Fossils of both freshwater and land mollusks further support this
This list of the Paleozoic life of Oklahoma contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Oklahoma and are between 541 and 252.17 million years of age.
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 ...
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While they look like they could have been made yesterday, the footprints were pressed into mud 21,000 to 23,000 years ago, according to radiocarbon dating of the seeds of an aquatic plant that ...
Human fossil remains found in 23 feet of cave sediment in the Tam Pá Ling cave in Laos tie together humanity's trek from Africa into Southeast Asia and on to Australia, according to a new study ...