Category:Geologic formations of the United States
From Infogalactic: the planetary knowledge core
- Geological formations of the United States.
| Preceded by Proterozoic Eon | Phanerozoic Eon | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Paleozoic Era | Mesozoic Era | Cenozoic Era | ||||||||||
| Cambrian | Ordovician | Silurian | Devonian | Carboniferous | Permian | Triassic | Jurassic | Cretaceous | Paleogene | Neogene | 4ry | |
Subcategories
This category has only the following subcategory.
.
Pages in category "Geologic formations of the United States"
The following 3 pages are in this category, out of 3 total.
