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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 ...
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.
This list of the prehistoric life of Ohio contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Ohio. Precambrian [ edit ]
Paleo Crossing site, also known as the Old Dague Farm site, [2] is an archaeological site near Sharon Center, Ohio in Medina County where Clovis artifacts dated to 10,980 BP ± 75 years Before Present were found. [3] The Cleveland Museum of Natural History conducted an excavation from 1990 to 1993. [4]
Fossils may be found either associated with a geological formation or at a single geographic site. Geological formations consist of rock that was deposited during a specific period of time. They usually extend for large areas, and sometimes there are different important sites in which the same formation is exposed.
A cast of a Dunkleosteus fossil found near Cleveland, Ohio. The Columbus Limestone is especially fossil bearing and outcrops in a band between Columbus and Sandusky County, as well as on Kelleys Island in Lake Erie. The best fossil exposures are found at limestone quarries along the belt, which supply local concrete demand.
Its fossil remains are found from Alaska to Florida, but are most commonly encountered in eastern America. On average, the American mastodon was around 5 meters long, 3 meters tall at the shoulder, and weighed between 3,500 and 4,500 kilograms.
The Mount Auburn Formation is a geologic formation in Ohio. It preserves fossils dating back to the Ordovician period. See also. Earth sciences portal; Ohio portal;