{{Short description|Geologic formation in Ohio, US}} {{Infobox rockunit | name = Oregonia Formation | image = | caption = | type = Formation | age = Ordovician | prilithology = | otherlithology = | namedfor = | namedby = | region = Ohio | country = United States | coordinates = | unitof = | subunits = | underlies = | overlies = | thickness = | extent = | area = | map = | map_caption = }}

The '''Oregonia Formation''' is a geologic formation in Ohio. It preserves fossils dating back to the Ordovician period.

==See also== {{Portal|Earth sciences|Ohio|Paleontology}} * List of fossiliferous stratigraphic units in Ohio

==References== * {{cite web|title= Fossilworks: Gateway to the Paleobiology Database|author= ((Various Contributors to the Paleobiology Database))|url= https://www.fossilworks.org/|access-date= 17 December 2021|archive-date= 19 August 2022|archive-url= https://web.archive.org/web/20220819182839/https://www.fossilworks.org/|url-status= dead}}

Category:Ordovician Ohio Category:Ordovician southern paleotemperate deposits Category:Geologic formations of Ohio

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