Where: Neuquen, Argentina (38.9° S, 70.2° W: paleocoordinates 37.0° S, 32.4° W)
• coordinate estimated from map
When: Internispinosum ammonoid zone, Los Catutos Member (Vaca Muerta Formation), Middle Tithonian (150.8 - 145.0 Ma)
• This bed is the oldest from the member.
Environment/lithology: marine; peloidal, yellow lime mudstone
Size class: macrofossils
Preservation: mold/impression
Primary reference: H. Leanza, A. Zeiss, A. Cione, W.C. Dullo, E. Flugel, J.I. Carate-Zubillaga, and Z. Gasparini. 1990. Upper Jurassic Lithographic Limestones from Argentina (Neuquen Basin): Stratigraphy and Fossils. Facies 22:169-186 [J. Alroy/J. Martinelli]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 135629: authorized by John Alroy, entered by Julieta Martinelli on 28.10.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Parapallasiceras sp. ammonite |