OR1015 Ormaechea Park (Cretaceous to of Argentina)

Also known as Dromedary Hill

Where: Chubut, Argentina (45.8° S, 69.1° W: paleocoordinates 48.4° S, 58.5° W)

• coordinate stated in text

• basin-level geographic resolution

When: Salamanca Formation, Late/Upper Cretaceous to Late/Upper Cretaceous (100.5 - 66.0 Ma)

Environment/lithology: lacustrine; lithology not reported

Size class: microfossils

Preservation: original sporopollenin

Collection methods: chemical

Primary reference: W. C. Clyde, P. Wilf, A., R. L. Slingerland, T. Barnum, P. K. Bijl, T. J. Bralower, H. Brinkhuis, E. E. Comer, B. T. Huber, M. B. R. Ibañez-Mejia Jicha, J. M. Krause, J. D. Schueth, B. S. Singer, M. S. Raigemborn, M. D. Schmitz, A. Sluijs and M. C. Zamaloa. 2014. New age constraints for the Salamanca Formation and lower Río Chico Group in the western San Jorge Basin, Patagonia, Argentina: Implications for Cretaceous-Paleogene extinction recovery and land mammal age correlations. Geological Society America Bulletin 126(3-4):289-306 [C. Jaramillo/C. Jaramillo/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 172885: authorized by Carlos Jaramillo, entered by Carlos Jaramillo on 27.08.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

  - Zygnemataceae
Zygnemataceae indet. Kutzing 1898
Proxapertites sp. Van der Hammen 1956
 Pinales - Podocarpaceae
 Pinales - Cheirolepidiaceae
Classopollis spp. Pflug 1953
 Liliales - Liliidae
Liliacidites vermireticulatus Archangelsky and Zamaloa 1986
Restioniidites pascualii Archangelsky 1973
Laevigatosporites ovatus Wilson and Webster 1946
Cyathidites minor Couper 1953
Cyathidites patagonicus Archangelsky 1972
 Gleicheniales - Matoniaceae
 Proteales -
Peninsulapollis sp. Dettmann and Jarzen 1988
Peninsulapollis gillii Dettmann and Jarzen 1988
 Fagales -
Tricolpites communis Archangelsky 1973