| Mount Toby Formation | |
|---|---|
| Stratigraphic range: Jurassic | |
| Type | Formation |
| Unit of | Newark Supergroup |
| Location | |
| Region | Massachusetts |
| Country | United States |
The Mount Toby Formation is a geologic formation in Massachusetts. It preserves fossils dating back to the Jurassic period.{[ citation needed ]
 | This article about a specific stratigraphic formation in Massachusetts is a stub. You can help Wikipedia by expanding it. |
