Tornillo Group Explained

Tornillo Group
Type:	Group
Age:	Late Cretaceous - Early Eocene
Region:	Texas
Country:	United States
Subunits:	Javelina Formation, Black Peaks Formation, Hannold Hill Formation

The Tornillo Group is a geologic group in Texas which dates from to the Late Cretaceous to the Early Eocene period.^[1]

See also

• List of fossiliferous stratigraphic units in Texas
• Paleontology in Texas

References

• Web site: Fossilworks: Gateway to the Paleobiology Database. ((Various Contributors to the Paleobiology Database)). 17 December 2021.

Notes and References

1. Thomas M. Lehman, Steven L. Wick, Heather L. Beatty, William H. Straight, and Jonathan R. Wagner, 2018. Stratigraphy and depositional history of the Tornillo Group (Upper Cretaceous–Eocene) of West Texas. Geosphere 14 (5): 2206–2244. doi: https://doi.org/10.1130/GES01641.1