Las Aguilas tracksite A (layer 3) (Cretaceous of Mexico)

Also known as Porvenir de Jalpa, Drunk Hadrosaur, Hadrosaurio Borracho

Where: Coahuila, Mexico (25.5° N, 101.7° W: paleocoordinates 31.7° N, 76.2° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Cerro del Pueblo Formation (Difunta Group), Late/Upper Campanian (83.5 - 70.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: delta plain; argillaceous sandstone

• low-gradient coastal plain

Size class: macrofossils

Preservation: mold/impression, trace

Collection methods: surface (in situ),

Primary reference: R. A. Rodríguez-de la Rosa, D. A. Eberth, D. B. Brinkman, S. D. Sampson, and J. López-Espinoza. 2003. Dinosaur tracks from the late Campanian Las Aguilas locality, southeastern Coahuila, Mexico. Journal of Vertebrate Paleontology 23(3):90A [M. Carrano/M. Carrano]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 55327: authorized by Matthew Carrano, entered by Matthew Carrano on 10.10.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Reptilia
 Ornithischia - Hadrosauridae
Hadrosauridae indet.
Hadrosauridae indet. Cope 1869 hadrosaurid
trackway with unusual gait, the "drunk hadrosaur"