Cazaderos Formation
The Cazaderos Formation is an Albian geologic formation in southern Ecuador.[1]
| Cazaderos Formation Stratigraphic range: Albian ~110–100 Ma | |
|---|---|
| Type | Geological formation |
| Unit of | Alamor Group |
| Lithology | |
| Primary | Sandstone |
| Location | |
| Coordinates | 3.9°S 80.1°W |
| Approximate paleocoordinates | 10.4°S 53.5°W |
| Region | Loja Province |
| Country |  |
| Type section | |
| Named for | Quebrada Cazaderos |
  Cazaderos Formation (Ecuador) | |
Fossil content
late Early Cretaceous (105 Ma)
Fossil theropod tracks of 9 centimetres (3.5 in) in size,[2] have been reported from the formation at the Puyango River tracksite.[3][4]
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See also
- List of fossiliferous stratigraphic units in Ecuador
- List of dinosaur-bearing rock formations
- Hiló Formation, contemporaneous fossiliferous formation of Colombia
- Itapecuru Formation, contemporaneous fossiliferous formation of the São Luis and Parnaíba Basins, Brazil
- Romualdo Formation, contemporaneous fossiliferous formation of the Araripe Basin, Brazil
- Lagarcito Formation, contemporaneous fossiliferous formation of the Marayes-El Carrizal Basin, Argentina
- Lohan Cura Formation, contemporaneous fossiliferous formation of the Neuquén Basin, Argentina
- Cerro Barcino Formation, contemporaneous fossiliferous formation of the Cañadón Asfalto Basin, Argentina
- Mata Amarilla Formation, contemporaneous fossiliferous formation of the Austral Basin, Argentina
References
- Cazaderos Formation at Fossilworks.org
- Leonardi, 1994, p.82
- Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
- Río Puyango tracksite at Fossilworks.org
Bibliography
- Leonardi, Giuseppe. 1994. Annotated Atlas of South America Tetrapod Footprints (Devonian to Holocene) with an appendix on Mexico and Central America, 1–248. Ministerio de Minas e Energia - Companhia de Pesquisa de Recursos Minerais, Geological Service of Brazil. Accessed 2019-03-25.
- Weishampel, David B.; Peter Dodson, and Halszka Osmólska (eds.). 2004. The Dinosauria, 2nd edition, 1–880. Berkeley: University of California Press. Accessed 2019-02-21.ISBN 0-520-24209-2
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