Where: Chile (52.7° S, 72.0° W: paleocoordinates 54.6° S, 62.2° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Rocallosa Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• STRATIGRAPHIC RELATIONS: From Member C of the Rocallosa Fm, which regionally overlies the Fuentes Fm (Maastrichtian), and is overlain by the Tres Morros Fm (Maastrichtian). AGE: Late Maastrichtian, on the basis of macrofossil and foraminiferal biostratigraphy. STRATIGRAPHIC POSITION: From bed within upper Fuentes Formation.
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified siliciclastic sediments
Size classes: macrofossils, microfossils
Preservation: cast, mold/impression, concretion
Collected by Lahsen & Charrier
Collection methods: surface (in situ),
• COLLECTORS: Lahsen and Charrier. REPOSITORY:SGO-PO, Chile.
Primary reference: A. Lahsen and R. Charrier. 1972. Late Cretaceous ammonites from Seno Skyring-Strait of Magellan area, Magallanes Province, Chile. Journal of Paleontology 46(4):520-532 [A. Hendy/A. Hendy/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 83616: authorized by Austin Hendy, entered by Austin Hendy on 23.08.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Gunnarites sp. Kilian and Reboul 1909 ammonite |