Quiriquina Formation

Geological formation in Chile

Quiriquina Formation (Chile)

The Quiriquina Formation is a geological formation in Chile whose strata date back to the Late Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation.^[1] The glauconitic sandstones and conglomerates of the formation were deposited in a marine environment.^[2]

Vertebrate paleofauna

Aristonectes quiriquinensis
Australobaena chilensis^[3]
Neogaeornis wetzeli^[1]
Belonostomus longirostris
Ischyrhiza chilensis
Wunyelfia maulensis
Cimoliasaurus sp.
Pliosaurus sp.

References

^ ^a ^b Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Cretaceous, South America)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 600-604. ISBN 0-520-24209-2.
^ Cocholgüe village, sea coast at Fossilworks.org
^ Quiriquina at Fossilworks.org

H.-V. Karl and G. Tichy. 2002. Australobaena chilensis n. gen. n. sp., and the homology of secondary palatines in marine turtles (Anapsida: Testudines). Studia Geologica Salmanticensia 38:11-19
Mario E. Suárez, Henri Cappetta. 2004. Sclerorhynchid teeth from the Late Cretaceous of the Quiriquina Formation
M. E. Suarez and O. Fritis. 2002. Nuevo registro de Aristonectes sp. (Plesiosauroidea incertae sedis) del Cretácico Tardío de la Formación Quiriquina, Cocholgüe, Chile. Boletín de la Sociedad de Biología de Concepción 73:87-93

Geology of Chile

Terranes

Arequipa-Antofalla
Chaitenia
Chilenia
Chiloé
Cuyania
Fitz Roy
Madre de Dios
Mejillonia
Patagonia

Sedimentary
formations
and groups

Cretaceous	Baños del Flaco Fm. Cerro Colorado Fm. Chacarilla Fm. Chañarcillo Gp. Coihaique Gp. Divisadero Gp. Dorotea Fm. Hornitos Fm. La Liga Fm. Ñirehuao Fm. Punta del Cobre Fm. Purilactis Gp. Quiriquina Fm. Viñita Fm. Way Gp. Zapata Fm.
Jurassic	Chacarilla Fm. Coihaique Gp. Ibáñez Fm. La Liga Fm. La Negra Fm. Nacientes del Biobío Fm. Nacientes del Teno Fm. Pan de Azúcar Fm. Tobífera Fm.
Triassic	Canto del Agua Fm. Choiyoi Gp. Panguipulli Fm. Santa Juana Fm. Tralcán Fm.