Black River Formation
| Black River Formation Stratigraphic range: Middle Ordovician | |
|---|---|
| Type | Formation |
| Underlies | Trenton Formation |
| Overlies | Au Train Formation |
| Location | |
| Region | Quebec and Michigan |
| Country | Canada and the United States |
The Black River Formation is a geologic formation in Quebec, Canada and Michigan, United States. It preserves fossils dating back to the Ordovician period.
See also
- List of fossiliferous stratigraphic units in Quebec
- List of fossiliferous stratigraphic units in Michigan
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 8 July 2014.
This article is issued from
Wikipedia.
The text is licensed under Creative Commons - Attribution - Sharealike.
Additional terms may apply for the media files.