Also known as Río Neuquén

Where: Río Negro, Argentina (38.8° S, 68.1° W: paleocoordinates 41.5° S, 53.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Allen Formation (Malargüe Group), Late/Upper Campanian to Late/Upper Campanian (83.5 - 66.0 Ma)

• lower member of formation

• bed-level stratigraphic resolution

Environment/lithology: fluvial; medium-grained, coarse, yellow sandstone

Size class: macrofossils

Collected by S. Roth in 1895-1910; reposited in the MLP

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

Primary reference: F. v. Huene. 1929. Los sauriquios y ornitisquios del Cretáceo argentino. Anales del Museo de La Plata, serie 2 3:1-196 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 52021: authorized by Matthew Carrano, entered by Matthew Carrano on 12.07.2005

Creative Commons license: CC BY (attribution)