Earth:Vilquechico Formation
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Short description: A Late Campanian to Late Maastrichtian geologic formation in southern Peru
| Vilquechico Formation Stratigraphic range: Late Campanian-Late Maastrichtian ~76–66 Ma | |
|---|---|
| Type | Geological formation |
| Underlies | Auzangate Formation |
| Overlies | Ayabacas Formation |
| Lithology | |
| Primary | Sandstone |
| Other | Shale |
| Location | |
| Coordinates | [ ⚑ ] : 15°13′03″S 69°40′56″W / 15.2175°S 69.68222°W |
| Region | Puno Department |
| Country |  Peru |
| Type section | |
| Named for | Vilquechico |
 Paleogeography of Northern South America, 65 Ma by Ron Blakey | |
Type locality of the Vilquichico Formation in Peru
The Vilquechico Formation is a Late Campanian to Late Maastrichtian geologic formation in southern Peru. Fossil ornithopod tracks have been reported from the formation.[1] The formation overlies the Ayabacas Formation and is overlain by the Auzangate Formation.[2]
Paleofauna
In the formation, tracks of the following species have been found:[3][4]
- Ornithomimipus jaillardi
- Hadrosaurichnus titicacaensis
See also
- List of dinosaur-bearing rock formations
- List of stratigraphic units with ornithischian tracks
- Ornithopod tracks
- List of stratigraphic units with ornithischian tracks
References
Bibliography
- Jaimes, Fredy; Rodolfo Salas Gismundi, and César Chacaltana. 2016. Nuevas Icnitas de un Dinosaurio Terópodo del Cretáceo Superior en Sedimentitas de la Formación Vilquechico, Perú, 1–4. XVIII Congreso Peruano de Geología. Accessed 2017-06-05.
- Salas Gismundi, Rodolfo, and César Chacaltana. 2010. Huellas de un arcosaurio triásico en la Formación Sarayaquillo (Cuenca Ene, Perú) y el icnoregistro de vertebrados en el mesozóico del Perú. Boletín de la Sociedad Geológica del Perú 104. 41–58. Accessed 2017-06-05.
- 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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