Gateway to the Paleobiology Database
Ullujaya Valley (Eocene of Peru)

Where: Ica, Peru (14.6° S, 75.6° W: paleocoordinates 17.0° S, 68.1° W)

• coordinate stated in text

When: Otuma Formation, Priabonian (37.2 - 33.9 Ma)

Environment/lithology: marginal marine; fine-grained, diatomaceous, tuffaceous sandstone

• part of the basal transgressive sequence of the Otuma Formation
• tuffaceous, diatomaceous, fine-grained sandstone

Primary reference: J. A. Clarke, D. T. Ksepka, M. Stucchi, M. Urbina, N. Giannini, S. Bertelli, Y. Narvaez and C. A. Boyd. 2007. Paleogene equatorial penguins challenge the proposed relationship between biogeography, diversity and Cenozoic climate change. Proceedings of the Academy of Natural Sciences 104(28):11545-11550 [M. Uhen/M. Uhen] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 73818: authorized by Mark Uhen, entered by Mark Uhen on 02.07.2007

Creative Commons license: CC BY (attribution)