Where: Chile (27.8° S, 70.3° W: paleocoordinates 27.8° S, 36.2° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Totoralillo Formation (Chanarcillo Group), Early/Lower Barremian (130.0 - 125.5 Ma)

• Crioceratites emerici zone; middle part of the formation

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified marl

Size class: macrofossils

Primary reference: F. A. Mourgues. 2004. Advances in ammonite biostratigraphy of the marine Atacama basin (Lower Cretaceous), northern Chile, and its relationship with the Neuquen basin, Argentina. Journal of South American Earth Sciences 17:3-10 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 67496: authorized by Wolfgang Kiessling, entered by Uta Merkel on 22.11.2006

Creative Commons license: CC BY (attribution)