Where: Neuquen, Argentina (38.3° S, 70.0° W: paleocoordinates 38.2° S, 34.7° W)

• coordinate stated in text

When: Paraspiticeras groeberi ammonoid zone, Upper Member (Agrio Formation), Early/Lower Barremian (130.0 - 125.5 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; nodular shale

Size class: macrofossils

Preservation: mold/impression

Primary reference: C. S. Cataldo. 2014. The gastropod family Aporrhaidae in the Lower Cretaceous of the Neuquén Basin, west-central Argentina. Journal of Paleontology 88(6):1222-1239 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 176970: authorized by Pete Wagner, entered by Pete Wagner on 10.03.2016

Creative Commons license: CC BY (attribution)