Where: Neuquén, Argentina (37.4° S, 70.2° W: paleocoordinates 37.0° S, 34.1° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Agua de la Mula Member (Agrio Formation), Late/Upper Hauterivian (136.4 - 130.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified shale

Size class: macrofossils

Preservation: mold/impression

Collection methods: Repository: Department of Geological Sciences, University of Buenos Aires (CPBA)

Primary reference: L. S. Marin, B. Aguirre-Urreta, and P. F. Rawson. 2023. Lower Cretaceous ammonoids from the Neuquén Basin, Argentina: The late Hauterivian Paraspiticeras and associated faunas. Cretaceous Research 145(105478) [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 229664: authorized by Matthew Clapham, entered by Matthew Clapham on 21.03.2023

Creative Commons license: CC BY (attribution)