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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 ]
Domebo Canyon, Oklahoma is a Paleo-Indian archaeological site: the site of a mammoth kill in the prairie of southwestern Oklahoma.The Domebo archaeological site features deposits of both incomplete and partially articulated mammoth skeletal remains.
Madder, cochineal, Mauveine; these words may be unfamiliar but they’re the names of dyes made from a plant, an insect and a chemical that have shaped our world.
Pit 11, which was located southwest of the town of Braidwood, Illinois, is known for its Essex Biota with a greater abundance of marine species. [9] Pit 11 is now Braidwood State Fish and Wildlife Area, an Illinois state park. Fossil collecting is allowed at the park with a permit. [10]
Rare in the fossil record are the homobasidiomycetes (a taxon roughly equivalent to the mushroom-producing species of the agaricomycetes). Two amber-preserved specimens provide evidence that the earliest known mushroom-forming fungi (the extinct species Archaeomarasmius legletti) appeared during the mid-Cretaceous, 90 Ma. [31] [32]
The oxygen-binding hemoglobins of jawless fish evolved from an ancestor of cytoglobin which has no oxygen transport function and is expressed in fibroblast cells. [ 260 ] Toxic agent, serine protease BLTX, in the venom produced by two distinct species, the North American short-tailed shrew ( Blarina brevicauda ) and the Mexican beaded lizard ...
The Oklahoma Historical Society established the Spiro Mounds Archaeological Center in 1978 that continues to operate. [5] The site is listed on the National Register of Historic Places and is preserved as Oklahoma's only Archeological State Park and only pre-contact Native American site open to the public.