| Livingston Group | |
|---|---|
| Stratigraphic range: Late Cretaceous | |
| Type | Geological formation |
| Sub-units | Cokedale Formation, Miner Creek Formation, Billman Creek Formation, Hoppers Formation |
| Underlies | Fort Union Formation |
| Overlies | Eagle Sandstone |
| Location | |
| Region | North America |
| Country |  US ( Montana) |
The Livingston Group is a geological formation in Montana whose strata date back to the Late Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation.
There are four units of the Livingston Group (from oldest to youngest): Cokedale Formation, Miner Creek Formation, Billman Creek Formation, and Hoppers Formation.
See also
References
- Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Cretaceous, North America)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 574-588. ISBN 0-520-24209-2.
- Skipp, Betty and McGrew, L.W., 1972, The Upper Cretaceous Livingston Group of the western Crazy Mountains Basin, Montana, in Balster, C., Lynn, J., and Warne, J., eds., Crazy Mountains Basin: Montana Geological Society 21st Annual Geological Conference Guidebook, p. 99-106.
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