Senni Beds | |
---|---|
Stratigraphic range: Devonian | |
Type | Formation |
Unit of | Old Red Sandstone |
Lithology | |
Primary | Mudstone |
Other | Sandstone |
Location | |
Region | Wales |
Country | United Kingdom |
The Senni Beds is the former name of the Senni Formation in Wales. It preserves fossils dating back to the Devonian period.