| Walnut Formation Stratigraphic range: Cretaceous | |
|---|---|
| Type | Formation |
| Location | |
| Region | Texas |
| Country | United States |
The Walnut Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Del Rio Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Duck Creek Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Wolfe City Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Sligo Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Sprinkle Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Washita Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Neylandville Marl is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Atco Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Ector Chalk is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Benevides Formation is a geologic formation in Texas and Mexico. It preserves fossils dating back to the Cretaceous period.
The Corsicana Marl is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period. It is primarily consisted of clay and mud, while a secondary rock type being sandstone.
The Del Rio Clay is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Denton Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Escondido Formation is a geologic formation in Texas and Coahuila, Mexico. It preserves fossils dating back to the Late Cretaceous period.
The Stuart City Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Grayson Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Kamp Ranch Limestone is a geologic formation in Dallas County, Texas. It preserves fossils dating back to the Cretaceous period. The most notable is Dallasaurus, a squamate that was the first of the aquatic mosasaurs.
The Kemp Clay is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
The Edwards Group is a geologic group in Texas. It preserves fossils dating back to the Cretaceous period.
The Malone Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.
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