Where: Chile (33.8° S, 70.0° W: paleocoordinates 32.2° S, 33.3° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Micracanthoceras microcanthum - Corongoceras alternans ammonoid zone, Sandstone Member (Lo Valdés Formation), Late/Upper Tithonian (150.8 - 145.0 Ma)
• early? Tithonian to Hauterivian
• bed-level stratigraphic resolution
Environment/lithology: offshore shelf; calcareous sandstone
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 151669: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 10.10.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Substeueroceras striolatissimum ammonite
Chigaroceras bardensis ammonite
Argentiniceras fasciculatum ammonite | |
Corongoceras lotenoense Spath 1925 ammonite |