Where: Neuquén, Argentina (39.0° S, 68.2° W: paleocoordinates 43.5° S, 49.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Bajo de la Carpa Formation (Neuquén Group), Santonian (85.8 - 83.5 Ma)

• formation assignment questionable; Río Colorado Subgroup

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; red sandstone

Size class: macrofossils

Collected by F. Romero, S. Roth in 1887, 1891, 1910-1920; reposited in the MLP

Primary reference: R. Lydekker. 1893. Contributions to a knowledge of the fossil vertebrates of Argentina. 1. — The dinosaurs of Patagonia. Anales del Museo de La Plata. Paleontología Argentina 2:1-16 [M. Carrano/M. Carrano] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 51569: authorized by Matt Carrano, entered by Matt Carrano on 08.06.2005

Creative Commons license: CC BY (attribution)