| Isidro Formation | |
|---|---|
| Stratigraphic range: Neogene | |
| Type | Formation |
| Location | |
| Country | Mexico |
The Isidro Formation is a geologic formation in Mexico. It preserves fossils dating back to the Neogene period.
The Morrow Formation is a geologic formation from the Pennsylvanian geological age that is found in locations ranging from Southeast New Mexico and West Texas to locations in Oklahoma, Southwestern Kansas, and Arkansas. It preserves fossils dating back to the Carboniferous period.
The Strawn Formation is a geologic formation in Texas and New Mexico. According to Cummins (1891), the formation was named from the town of Strawn in Palo Pinto County, Texas. It preserves fossils dating back to the Carboniferous period.
The La Ciénega Formation is a geologic formation in Mexico. It preserves fossils dating back to the Carboniferous period.
The Ocozocoautla Formation is a geologic formation in Mexico. It preserves fossils dating back to the Cretaceous period.
The Taraises Formation is a geologic formation in northern Mexico. It preserves fossils dating back to the Early Cretaceous, including ammonites.
The Cerro de Oro Formation is a geologic formation in Mexico. It preserves fossils dating back to the Cretaceous period.
The Indidura Formation is a geologic formation in Mexico. It preserves fossils dating back to the Cretaceous period.
The Coatepec Sandstone Formation is a geologic formation in Mexico. It preserves fossils dating back to the Jurassic period.
The San Hipolito Formation is a geologic formation in Mexico. It preserves fossils dating back to the Triassic and Jurassic periods.
The Antimonio Formation is a geologic formation in Mexico. It preserves fossils dating back to the Jurassic period.
The Suchilquitongo Formation is a geologic formation in Mexico. It preserves fossils dating back to the Neogene period.
The Torgugas Formation is a geologic formation in Mexico. It preserves fossils dating back to the Neogene period.
The Santa Ana Formation is a geologic formation in Mexico. It preserves fossils dating back to the Neogene period.
The Mazantic Shale is a geologic formation in Chiapas, Mexico. It was deposited during the Early Miocene (Aquitanian). The formation comprises dark gray shales that were deposited in a marine environment. It preserves fossils, such as the turtle Allaeochelys liliae. Amber has been recovered from it.
The Rancho Nuevo Formation is a geologic formation in Mexico. It preserves fossils dating back to the Paleogene period.
The Tepetate Formation is a geologic formation in Mexico. It preserves fossils dating back to the Paleogene period.
The Bateque Formation is a geologic formation in Mexico. It preserves fossils dating back to the Paleogene period.
The Mount Selman Formation is a geologic formation in Mexico. It preserves fossils dating back to the Paleogene period.
The Las Encinas Formation is a geologic formation in Mexico. It preserves fossils dating back to the Paleogene period.
The Huizachal Formation is a geologic formation in Mexico. It preserves fossils dating back to the Triassic period.
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