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  2. Paleontology in Ohio - Wikipedia

    en.wikipedia.org/wiki/Paleontology_in_Ohio

    During the late Mississippian Ohio was covered by a shallow sea. Near the end of the Mississippian the seas withdrew from the state. Ohio was located near the equator. The fossil record of Ohio includes greater numbers of land plants, brachiopods, clams, crinoids, fishes. [4] Ohio was a low-lying swampy plain near the coast during the ...

  3. List of the prehistoric life of Ohio - Wikipedia

    en.wikipedia.org/wiki/List_of_the_prehistoric...

    Fossil of the Middle-Late Ordovician giant trilobite Isotelus. †Isotelus †Isotelus maximus †Kindleoceras †Kionoceras †Kockelella †Lambeoceras †Leiosphaeridia †Lepidodendron †Lepidodendron aculeatum; Lingula †Liroceras – tentative report †Loxomma †Loxomma lintonensis – type locality for species †Maelonoceras ...

  4. List of the Paleozoic life of Ohio - Wikipedia

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

    This list of the Paleozoic life of Ohio contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Ohio and are between 538.8 and 252.17 million years of age.

  5. Geological history of North America - Wikipedia

    en.wikipedia.org/wiki/Geological_history_of...

    The appearance of the first eukaryotic cells in the fossil record were relatively followed by evidence of complex multicellular life. Rocks in Nevada dating back to a billion years ago preserve trace fossils left behind by worms as they burrowed below the sediment. [3] Other complex Precambrian life forms were preserved in North Carolina [4 ...

  6. Cenozoic - Wikipedia

    en.wikipedia.org/wiki/Cenozoic

    The Cenozoic is just as much the age of savannas, the age of co-dependent flowering plants and insects, and the age of birds. [40] Grasses also played a very important role in this era, shaping the evolution of the birds and mammals that fed on them. One group that diversified significantly in the Cenozoic as well were the snakes.

  7. Geology of Ohio - Wikipedia

    en.wikipedia.org/wiki/Geology_of_Ohio

    Ohio's State Invertebrate Fossil, is a trilobite found in the formation. The Southern Hemisphere where Ohio was located at the end of the Ordovician experienced a widespread glaciation, around 438 million years ago. Sea level dropped due to the glaciation, accompanied by a subsidence of the land.

  8. Paleocene - Wikipedia

    en.wikipedia.org/wiki/Paleocene

    The Paleocene (IPA: / ˈ p æ l i. ə s iː n,-i. oʊ-, ˈ p eɪ l i-/ PAL-ee-ə-seen, -⁠ee-oh-, PAY-lee-), [4] or Palaeocene, is a geological epoch that lasted from about 66 to 56 million years ago (mya). It is the first epoch of the Paleogene Period in the modern Cenozoic Era.

  9. Category:Cenozoic fossil record - Wikipedia

    en.wikipedia.org/wiki/Category:Cenozoic_fossil...

    Cenozoic Era fossil record; Subcategories. This category has the following 3 subcategories, out of 3 total. N. Neogene fossil record (3 C, 9 P) P. Paleogene fossil ...