Where: Chile (36.6° S, 73.0° W: paleocoordinates 38.6° S, 60.8° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Quiriquina Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified sandstone
Size class: macrofossils
Collected by Charles Darwin; reposited in the BMNH
Primary reference: S. N. Nielsen and C. Salazar. 2011. Eutrephoceras subplicatum (Steinmann, 1895) is a junior synonym of Eutrephoceras dorbignyanum (Forbes in Darwin, 1846) (Cephalopoda, Nautiloidea) from the Maastrichtian Quiriquina Formation of Chile. Cretaceous Research 32(6):833-840 [M. Clapham/K. Okamoto]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 165538: authorized by Matthew Clapham, entered by Kristina Okamoto on 21.01.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
"Nautilus dorbignyanus n. sp." = Eutrephoceras dorbignyanum
"Nautilus dorbignyanus n. sp." = Eutrephoceras dorbignyanum Forbes 1846 nautiloid |