| Period | Campanian |
|---|---|
| Age | Campanian |
| Prilithology | Sandstone |
| Namedfor | Chaunaca |
| Region | Chuquisaca Department |
| Country | Bolivia |
| Coordinates | 19.1°S 65.5°W |
| Paleocoordinates | 22.4°S 47.1°W |
| Unitof | Upper Puca Group |
| Overlies | Aroifilla Formation |
| Extent | Subandean Belt |
The Chaunaca Formation is a Campanian geologic formation of Bolivia. Fossil sauropod tracks have been reported from the formation.[1][2]
See also
References
- ^ Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
- ^ Humaca tracksite at Fossilworks.org
Bibliography
- Weishampel, David B.; Dodson, Peter; Osmólska, Halszka (2004), The Dinosauria, 2nd edition, Berkeley: University of California Press, pp. 1–880, ISBN 0-520-24209-2, retrieved 2019-02-21
Further reading
- Lockley, M.G.; Schulp, A.S.; Meyer, C.A.; Leonardi, G.; Mamani, D.K. (2002), "Titanosaurid trackways from the Upper Cretaceous of Bolivia: evidence for large manus, wide-gauge locomotion and gregarious behaviour", Cretaceous Research. 23 (3): 383–400, Bibcode:2002CrRes..23..383L. doi:10.1006/cres.2002.1006, retrieved 2019-03-03