Where: Chile (33.8° S, 70.0° W: paleocoordinates 32.3° S, 33.4° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Berriasella jacobi ammonoid zone, Siltstone Member (Lo Valdés Formation), Late/Upper Tithonian to Late/Upper Tithonian (150.8 - 140.2 Ma)
• early? Tithonian to Hauterivian
Environment/lithology: offshore shelf; calcareous siltstone
Size classes: macrofossils, mesofossils
Primary reference: C. A. Salazar Soto. 2012. The Jurassic-Cretaceous Boundary (Tithonian - Hauterivian) in the Andean Basin of Central Chile: Ammonites, Bio- and Sequence Stratigraphy and Palaeobiogeography. [W. Kiessling/M. Krause]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 151657: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 09.10.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Aspidoceras rogoznicense Zeuschner 1846 ammonite | |
Aulacosphinctes proximus Steuer 1897 ammonite | |
Berriasella jacobi Mazenot 1939 ammonite
Substeueroceras striolatissimum ammonite
Substeueroceras koeneni Steuer 1897 ammonite |