Trenton Group

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Trenton Group
Stratigraphic range: Late Ordovician
Type Group
Underlies Cincinnati Group and Utica Shale
Overlies Black River Group
Primary Limestone
Region New York and West Virginia
Country United States

The Trenton Group is a limestone geologic group in New York.

It preserves fossils dating back to the Ordovician period.

See also[edit]