| Winchell Formation | |
|---|---|
| Stratigraphic range: Carboniferous | |
,_Winchell_Formation,_Lake_Brownwood_Spillway,_Texas,_USA_-_Houston_Museum_of_Natural_Science_-_DSC01735.JPG) Fossil from the Winchell Formation | |
| Type | Formation |
| Unit of | Canyon Group |
| Location | |
| Region | Texas |
| Country | United States |
The Winchell Formation is a geologic formation in Texas. It preserves fossils dating back to the Carboniferous period.