| Ellenburger Group | |
|---|---|
| Stratigraphic range: Ordovician | |
| Type | Group |
| Sub-units | Tanyard, Gorman and Honeycut Formation |
| Lithology | |
| Primary | limestone and dolomite |
| Location | |
| Region | Texas, Llano Uplift |
| Country | United States |
The Ellenburger Group is a geologic group in Texas. It preserves fossils dating back to the Ordovician period.
The Midway Group is a geologic group in the Mississippi Embayment of Tennessee, Arkansas, Mississippi, Louisiana, Texas and Alabama. It preserves fossils dated to the Paleogene period.
The Navarro Group is a geologic group in Arkansas, Texas and Coahuila, Mexico. It preserves fossils dating back to the Cretaceous period.
The Del Rio Clay is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Chambers Tuff is a geologic group in Texas. It preserves fossils dating back to the Paleogene period.
The Moore Hollow Group is a geologic group in Texas. It preserves fossils dating back to the Cambrian period.
The Bend Group is a geologic group in Texas. It preserves fossils dating back to the Carboniferous period.
The Cisco Group is a geologic group in Texas. It preserves fossils dating back to the Carboniferous period.
The Millsap Lake Group is a geologic group in Texas. It preserves fossils dating back to the Carboniferous period.
The Strawn Group is a geologic group in Texas. It preserves fossils dating back to the Carboniferous period.
The Edwards Group is a geologic group in Texas. It preserves fossils dating back to the Cretaceous period.
The Fredericksburg Group is a geologic group in Texas, United States. It preserves fossils dating back to the Cretaceous period.
The Washita Group is a geologic group in Texas. It preserves fossils dating back to the Cretaceous period.
The Albany Group is a geologic group in Texas. It preserves fossils dating back to the Permian period.
The Clear Fork Group is a geologic group in the Texas Red Beds. It preserves fossils dating back to the Permian period.
The Pease River Group is a geologic group in Texas Red Beds. It preserves fossils dating back to the Permian period.
The Wichita Group is a geologic group in the Permian Red Beds. It preserves fossils dating back to the Permian period.
The San Angelo Group is a geologic group in Texas. It preserves fossils dating back to the Permian period.
The Wolfe City Group is a geologic group in Texas. It preserves fossils dating back to the Cretaceous period.
The Glen Rose Group is a geologic group in Texas. It preserves fossils dating back to the Cretaceous period.
The Tornillo Group is a geologic group in Texas which dates from to the Late Cretaceous to the Early Eocene period.
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