| Waterhead Group Stratigraphic range: Silurian | |
|---|---|
| Type | Group |
| Location | |
| Region | Scotland |
| Country |  United Kingdom |
The Waterhead Group is a geologic group in Scotland. It preserves fossils dating back to the Silurian period.
| Waterhead Group Stratigraphic range: Silurian | |
|---|---|
| Type | Group |
| Location | |
| Region | Scotland |
| Country | United Kingdom |
The Waterhead Group is a geologic group in Scotland. It preserves fossils dating back to the Silurian 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 Black River Group is a geologic group in Illinois and West Virginia. It preserves fossils dating back to the Ordovician period.
The Hermosa Group is a group of geologic formations in Utah and Colorado. It preserves fossils dating back to the Carboniferous period.
The Ballagan Formation is a geologic formation in Scotland and England. It preserves fossils dating back to the early part of the Carboniferous period (Tournaisian–Visean).
The Duntulm Formation is a geologic formation in Scotland. It preserves fossils dating back to the Bathonian stage of the Middle Jurassic. It forms part of the Great Estuarine Group. The lithology consists of interbedded fissile mudstone and monospecific oyster beds of Praeexogyra hebridica, with subordinate limestone and calcareous sandstone beds.
The Strathclyde Group is a geologic group in Scotland. It preserves fossils of the Carboniferous period.
The Arbuthnott Group was a geologic group formerly recognised in Scotland but now superseded by the Arbuthnott-Garvock Group. It preserves fossils dating back to the Devonian period.
The Bu Ness Group is a geologic group in Scotland. It preserves fossils dating back to the Devonian period.
The Observatory Group is a geologic group in Scotland. It preserves fossils dating back to the Devonian period.
The Ardwell Group is a geologic group in Scotland. It preserves fossils dating back to the Ordovician period.
The Drummock Group is a geologic group in Scotland. It preserves fossils dating back to the Ordovician period.
The Whitehouse Group is a geologic group in Scotland. It preserves fossils dating back to the Ordovician period.
The Newlands Group is a geologic group in Scotland. It preserves fossils dating back to the Silurian period.
The Penkill Group is a geologic group in Scotland. It preserves fossils dating back to the Silurian period.
The Priesthill Group is a geologic group in Scotland. It preserves fossils dating back to the Silurian period.
The Saugh Hill Group is a geologic group in Scotland. It preserves fossils dating back to the Silurian period.
The Stonehaven Group is a geologic group in Scotland. It preserves fossils dating back to the Silurian period.
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