| Triangle Formation Stratigraphic range: Devonian | |
|---|---|
| Type | Formation |
| Location | |
| Region |  New York |
| Country |  United States |
The Triangle Formation is a geologic formation in New York. It preserves fossils dating back to the Devonian period.
| Triangle Formation Stratigraphic range: Devonian | |
|---|---|
| Type | Formation |
| Location | |
| Region | New York |
| Country | United States |
The Triangle Formation is a geologic formation in New York. It preserves fossils dating back to the Devonian period.
The Rochester Shale is a geologic formation exposed in New York and West Virginia. It preserves fossils dating back to the Silurian period.
The Sonyea Group is a geologic group in the northern part of the Appalachian Basin. It preserves fossils dating back to the Devonian period.
The Java Formation is a geologic formation in Kentucky, New York, Ohio, Pennsylvania, Tennessee, Virginia, West Virginia. It preserves fossils dating back to the Devonian period. The formation comprises the Pipe Creek Shale, Wiscoy Sandstone Member in New York, and Hanover Shale Member except in Tennessee.
The Reynales Formation is a geologic formation in New York. It preserves fossils dating back to the Silurian period.
The Eramosa Formation is a geologic formation in New York. It preserves fossils dating back to the Silurian period.
The Guelph Formation is a geologic formation in New York. It preserves fossils dating back to the Silurian period.
The Cobleskill Formation is a geologic formation in New York. It preserves fossils dating back to the Silurian period.
The Syracuse Formation is a geologic formation in New York. It preserves fossils dating back to the Silurian period.
The Vernon Formation is a geologic formation in New York. It preserves fossils dating back to the Silurian period.
The Middlesex Shale is a geologic formation in New York. It preserves fossils dating back to the Devonian period.
The Rhinestreet Shale is a geologic formation in New York. It preserves fossils dating back to the Devonian period.
The Cattaraugus Formation is a geologic formation in New York. It preserves fossils dating back to the Devonian period.
The Oswayo Formation is a geologic formation in New York. It preserves fossils dating back to the Devonian period.
The Enfield Formation is a geologic formation in New York. It preserves fossils dating back to the Devonian period.
The Ludlowville Formation is a geologic formation in New York. It preserves fossils dating back to the Devonian period.
The Oneonta Formation is a geologic formation in New York. It preserves fossils dating back to the Devonian period.
The Normanskill Formation is a geologic formation in New York. It preserves fossils dating back to the Ordovician period.
The New River Formation is a geologic formation in West Virginia. It preserves fossils dating back to the Carboniferous period.
The Pocahontas Formation is a coal-bearing geologic formation in West Virginia. It preserves fossils dating back to the Carboniferous period.
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