| Boyne Group | |
|---|---|
| Stratigraphic range: Carboniferous | |
| Type | Group |
| Location | |
| Country | Ireland |
The Boyne Group is a geologic group in Ireland. It preserves fossils dating back to the Carboniferous period.
The Detroit River Group is a geologic group in Michigan and Ohio. It preserves fossils dating back to the Devonian period.
The Conemaugh Group is a geologic group in West Virginia, Pennsylvania, Ohio, and Maryland. It preserves fossils dating back to the Carboniferous period.
The Monongahela Formation is a geologic formation in West Virginia, Pennsylvania, Ohio, and Maryland. It preserves fossils dating back to the Carboniferous and Permian periods.
The Cincinnati Group is a geologic group in Kentucky, Ohio and Indiana. It is Upper Ordovician.
The Golconda Formation is a geologic formation in Kentucky. It preserves fossils dating back to the Carboniferous period. In Indiana, the Golconda, it is called the Golconda Limestone and is part of the Stephensport Group.
The Black River Group is a geologic group in Illinois and West Virginia. It preserves fossils dating back to the Ordovician period.
The Helderberg Group is a geologic group in New York. It preserves fossils dating back to the Devonian period.
The Glencar Formation is a geologic formation in Northern Ireland. It preserves fossils dating back to the Carboniferous period.
The Booley Bay Formation is a geologic formation in Ireland. It preserves fossils dating back to the Cambrian period.
The Kiltorcan Formation is a geologic formation in Ireland. It preserves fossils dating back to the Devonian period.
The Tramore Limestone is a geologic formation in Ireland. The formation preserves fossils dating back to the Ordovician period.
The Mweelrea Formation is a geologic formation in Ireland in the Mweelrea Mountains. It preserves fossils dating back to the Ordovician period.
The Ribband Group is a geologic group in Ireland. It preserves fossils dating back to the Cambrian period.
The Fingal Group is a geologic group in Ireland. It preserves fossils dating back to the Carboniferous period.
The Navan Group is a geologic group in Ireland. It preserves fossils dating back to the Carboniferous period.
The Kilmore Sandstone Group is a geologic group in Ireland. It preserves fossils dating back to the Devonian period.
The Duncannon Group is a geologic group in Ireland. It preserves fossils dating back to the Ordovician period.
The Grangegeeth Group is a geologic group in Ireland. It preserves fossils dating back to the Ordovician period.
The Murrisk Group is a geologic group in Ireland. It preserves fossils dating back to the Ordovician period.
The Copper Harbor Conglomerate is a geologic formation in Michigan. It is part of the larger Oronto Group and its formation dates to the Stenian period of the Proterozoic.
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