Embalse Cerros Colorados (Cretaceous to of Argentina)

Also known as Lago Los Barreales, Lomo de La Lata, Pozo 153 (YPF)

Where: Neuquen, Argentina (38.3° S, 68.8° W: paleocoordinates 44.3° S, 47.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Portezuelo Formation, Late/Upper Turonian to Late/Upper Turonian (93.5 - 85.8 Ma)

• Originally described as from the Bajo de La Carpa Formation, but now known to come from the Portuzuelo Formation (Pol and Gasparini 2007)

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; coarse-grained, red sandstone

• coarse red sandstone

Size class: macrofossils

Primary reference: Z. Gasparini, L. M. Chiappe, and M. Fernandez. 1991. A new Senonian peirosaurid (Crocodylomorpha) from Argentina and a synopsis of the South American Cretaceous crocodilians. Journal of Vertebrate Paleontology 11(3):316-333 [J. Alroy/E. Leckey/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 36947: authorized by John Alroy, entered by Erin Leckey on 19.02.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Housed in the Museo Profesor J. Olsacher, Zapala, Neuquen Province, Argentina
 Loricata - Peirosauridae
Lomasuchus palpebrosus n. gen. n. sp.
Lomasuchus palpebrosus n. gen. n. sp. Gasparini et al. 1991 crocodilian