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  2. Terrane - Wikipedia

    en.wikipedia.org/wiki/Terrane

    In geology, a terrane (/ t ə ˈ r eɪ n, ˈ t ɛr eɪ n /; [1] [2] in full, a tectonostratigraphic terrane) is a crust fragment formed on a tectonic plate (or broken off from it) and accreted or "sutured" to crust lying on another plate.

  3. List of fossiliferous stratigraphic units in Arkansas - Wikipedia

    en.wikipedia.org/wiki/List_of_fossiliferous_str...

    This article contains a list of fossil-bearing stratigraphic units in the state of Arkansas, U.S. Sites. Group or Formation Period Notes Annona Chalk: Cretaceous:

  4. List of the Paleozoic life of Arkansas - Wikipedia

    en.wikipedia.org/wiki/List_of_the_Paleozoic_life...

    This list of the Paleozoic life of Arkansas contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of ...

  5. Paleontology in Arkansas - Wikipedia

    en.wikipedia.org/wiki/Paleontology_in_Arkansas

    Southern and northeastern Arkansas were likewise covered by the sea into the Cretaceous. Local life left behind many fossils. [4] During the Early Cretaceous, the region of Arkansas southeast of the Ouachita Mountains was submerged by the Gulf of Mexico. [8] The invertebrates of Arkansas's Cretaceous sea included clams, echinoids, oysters, and ...

  6. Geology of Arkansas - Wikipedia

    en.wikipedia.org/wiki/Geology_of_Arkansas

    Oil exploration began in earnest in 1916 with an unsuccessful well east of El Dorado, in Union County (which at the time was known as Urbana County). A week after Samuel S. Hunter found modest amounts of oil in the Hunter No. 1 well near Stephens, Arkansas, the Constantin Oil and Refining Company found large amounts of oil and natural gas. Soon ...

  7. Laurentia - Wikipedia

    en.wikipedia.org/wiki/Laurentia

    Laurentia basement rocks. Laurentia or the North American Craton is a large continental craton that forms the ancient geological core of North America.Many times in its past, Laurentia has been a separate continent, as it is now in the form of North America, although originally it also included the cratonic areas of Greenland and the Hebridean Terrane in northwest Scotland.

  8. Rare predator with missing teeth is mysteriously found dead ...

    www.aol.com/rare-predator-missing-teeth...

    They could once be found all throughout Arkansas, but had more-or-less vanished by 1920, the Commission said, but there have been 23 confirmed sightings in the state beginning in 2010.

  9. Category:Terranes - Wikipedia

    en.wikipedia.org/wiki/Category:Terranes

    Pages in category "Terranes" The following 77 pages are in this category, out of 77 total. This list may not reflect recent changes. ...