| Aspen Shale | |
|---|---|
| Stratigraphic range:Cretaceous | |
| Type | Formation |
| Location | |
| Region | Wyoming |
| Country | United States |
TheAspen Shale is ageologic formation inWyoming, United States. It preservesfossils dating back to theCretaceousperiod.
 | This article about a specificstratigraphicformation in Wyoming is astub. You can help Wikipedia byexpanding it. |
 | This article related to theCretaceousperiod is astub. You can help Wikipedia byexpanding it. |
