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Casa de Piedra, Estancia Maquinchao (Cretaceous to of Argentina)

Where: Río Negro, Argentina (41.3° S, 68.7° W: paleocoordinates 43.9° S, 54.7° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Angostura Colorada Formation, Campanian to Campanian (84.9 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by R. M. Casamiquela in 1964

Primary reference: J. E. Powell. 1987. The Late Cretaceous fauna of Los Alamitos, Patagonia, Argentina part VI—the titanosaurids. Revista del Museo Argentina de Ciencias Naturales "Bernardino Rivadavia" e Instituto Nacional de Investigacion de las Ciencias Naturales: Paleontología 3(3):147-153 [M. Carrano/M. Carrano/M. Carrano] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 58573: authorized by Matthew Carrano, entered by Matthew Carrano on 14.02.2006

Creative Commons license: CC BY (attribution)