| Barrel Spring Formation | |
|---|---|
| Stratigraphic range: Ordovician | |
| Type | Formation |
| Location | |
| Region | California |
| Country | United States |
The Barrel Spring Formation is a geologic formation in California. It preserves fossils dating back to the Ordovician period.
The Latham Shale is a geologic formation in California. It preserves fossils dating back to the Cambrian period.
The Crack Canyon Formation is a geologic formation in California. It preserves fossils dating back to the Cretaceous period.
The Panoche Formation is a geologic formation in California. It preserves fossils dating back to the Cretaceous period.
The Waltham Formation is a geologic formation in California. It preserves fossils dating back to the Cretaceous period.
The Paso Robles Formation is a geologic formation in California, United States. It preserves fossils dating back to the Neogene period.
The Petaluma Formation is a geologic formation in California. It preserves fossils dating back to the Neogene period.
The Puente Formation is a geologic formation in California. It preserves fossils dating back to the middle to upper Miocene epoch of the Neogene period.
The Purisima Formation is a geologic formation in California. It preserves fossils dating from the Late Miocene to Late Pliocene.
The Green Valley Formation is a geologic formation in California. It preserves fossils dating back to the Neogene period.
The Copper Canyon Formation is a geologic formation in California. It preserves fossils dating back to the Neogene period.
The Caliente Formation is a geologic formation in California. It preserves fossils dating back to the Neogene period.
The Modelo Formation is a Miocene geologic formation in the Simi Hills and western Santa Susana Mountains of southern California.
The Mehrten Formation is a geologic formation in California. It preserves fossils dating back to the Neogene period.
The Vaquero Formation is a geologic formation in California. It preserves fossils dating back to the Neogene period.
The Topanga Canyon Formation is a Miocene epoch geologic formation in the Santa Monica Mountains, Simi Hills, Santa Ana Mountains and San Joaquin Hills, in Los Angeles County, Ventura County, and Orange County, southern California. It is primarily composed of hard sandstone with some inter-bedded siltstone.
The Skooner Gulch Formation is a geologic formation in California. It preserves fossils dating back to the Neogene period.
The Siesta Formation is a geologic formation in California. It preserves fossils dating back to the Neogene period.
The San Mateo Formation is a geologic formation in California. It preserves fossils dating back to the Neogene period.
The Capay Formation is a geologic formation in Yolo County, western Sacramento Valley, California. It preserves fossils dating back to the Paleogene period.
The Meganos Formation is a geologic formation in California. It preserves fossils dating back to the Paleogene period.
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