ammonites
banner
Gateway to the Paleobiology Database
Pichasca (Cretaceous to of Chile)

Where: Coquimbo, Chile (30.4° S, 70.9° W: paleocoordinates 33.0° S, 54.9° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Viñita Formation, Santonian to Santonian (85.8 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; volcaniclastic, brown, red sandstone and lenticular, gray, red shale

• "dark reddish-brown sandstones, in part with crossbedding, with interbedded lenticular layers of dark reddish to dark grey shale 30 cm thick."Beds have "volcanic, well-selected clasts"

Size class: macrofossils

Collected by R. M. Casamiquela in 1968

Collection methods: surface (float), surface (in situ),

Primary reference: R. M. Casamiquela, J. Corvalán, and F. Franquesa. 1969. Hallazgos de dinosaurios en el Cretácico Superior de Chile. Su importancia cronológica-estratigráfica [Discoveries of dinosaurs in the Upper Cretaceous of Chile. Their chronologic-stratigraphic importance]. Boletin del Instituto de Investigaciones Geológicas 25:1-31 [M. Carrano/M. Carrano] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 51669: authorized by Matthew Carrano, entered by Matthew Carrano on 09.06.2005

Creative Commons license: CC BY (attribution)