Quebrada Norte quarry, Paso de las Bardas (FL3) (Cretaceous to of Argentina)

Where: Mendoza, Argentina (37.0° S, 69.6° W: paleocoordinates 42.9° S, 48.0° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Portezuelo Formation (Neuquén Group), Late/Upper Turonian to Late/Upper Turonian (93.5 - 85.8 Ma)

• Río Neuquén Subgroup

• bed-level stratigraphic resolution

Environment/lithology: crevasse splay; red limestone and tabular, burrowed, bioturbated, fine-grained, gray sandstone

• crevasse-splay deposit
• "red limestones intercalated with tabular, thin-bedded (~ 5 cm) fine-grained gray sandstones that exhibit parallel lamination and horizontal traces"

Size class: macrofossils

Preservation: trace

Collected by B. González Riga in 2005

Primary reference: B. J. González Riga, E. Previtera, and C. A. Pirrone. 2009. Malarguesaurus florenciae gen. et sp. nov., a new titanosauriform (Dinosauria, Sauropoda) from the Upper Cretaceous of Mendoza, Argentina. Cretaceous Research 30(1):135-148 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 86487: authorized by Matthew Carrano, entered by Matthew Carrano on 03.02.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ichnofossils -
Taenidium sp. Heer 1877