Where: Neuquen, Argentina (37.8° S, 70.2° W: paleocoordinates 37.3° S, 34.1° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Hoplitocrioceras gentilii ammonoid zone, Lower Agrio Member (Agrio Formation), Early/Lower Hauterivian (136.4 - 130.0 Ma)
• Lower Agrio Member, Hoplitocrioceras gentilii subzone.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, shelly/skeletal sandstone
Size class: macrofossils
Preservation: mold/impression
Collection methods: Repository: University of Buenos Aires (CPBA)
Primary reference: M. B. Aguirre-Urreta and P. F. Rawson. 2001. Lower Cretaceous ammonites from the Neuquen Basin, Argentina: the Hauterivian neocomitid genus Hoplitocrioceras (Giovine, 1950). Cretaceous Research 22:201-218 [A. Miller/A. Hendy/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 178364: authorized by Matthew Clapham, entered by Matthew Clapham on 01.05.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Hoplitocrioceras sp. ammonite
Hoplitocrioceras gentilii Giovine 1950 ammonite |