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Cerro Dorotea (Cretaceous to of Argentina)

Also known as Cerro Dorotea Fm.

Where: Santa Cruz, Argentina (51.6° S, 72.3° W: paleocoordinates 53.8° S, 62.6° W)

• coordinate based on nearby landmark

When: Cerro Dorotea Formation, Maastrichtian to Maastrichtian (70.6 - 55.8 Ma)

Environment/lithology: terrestrial; carbonaceous claystone

• Upper carbonaceous layer.

Size class: microfossils

Preservation: original sporopollenin

Collected by S. Archangelsky, J. C. Gamerro, E. J. Romero

Collection methods: chemical, hydrochloric, hydroflouric

Primary reference: S. Archangelsky and E. J. Romero. 1974. Polen de Gimnospermas (Coniferas) del Cretácico Superior y Paleoceno de Patagonia. Ameghiniana 11(3):217-236 [C. Jaramillo/C. Jaramillo] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 168362: authorized by Carlos Jaramillo, entered by Carlos Jaramillo on 20.04.2015

Creative Commons license: CC BY (attribution)