Cajon Troncoso 3: Early Oxfordian, Argentina

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Myalinida - Inoceramidae
Cephalopoda - Ammonitida - Oppeliidae
Cephalopoda - Ammonitida - Aspidoceratidae
Peltoceratoides ballenaensis (Hillebrandt 1995)
Cephalopoda - Ammonitida - Perisphinctidae
see common names

Geography
Country:Argentina State/province:Mendoza
Coordinates: 36.0° South, 71.0° West (view map)
Paleocoordinates:42.2° South, 25.2° West (Wright 2013)
Basis of coordinate:estimated from map
Time
Period: Jurassic Epoch: Late Jurassic
Stage: Oxfordian 10 m.y. bin: Jurassic 5
Key time interval: Early Oxfordian
Age range of interval: 161.5 - 154.8 m.y. ago
Stratigraphy
Formation:Lotena
Lithology and environment
Primary lithology:green,blue siltstone
Environment:marginal marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:136699
Authorizer:J. Alroy Enterer:J. Martinelli
Created:2012-12-02 13:59:18 Last modified:2025-02-22 15:12:02
Access level:the public Released:2012-12-02 13:59:18
Creative Commons license:CC0
Reference information

Primary reference:
43327. H. Parent. 2006. Oxfordian and late Callovian ammonite faunas and biostratigraphy of the Neuquen-Mendoza and Tarapaca Basins (Jurassic, Ammonoidea, Western South-America). Boletin del Instituto de Fisiografia y Geologia 76(1-2):1-70 [J. Alroy/J. Martinelli]