Cerro del Pueblo Formation
The Cerro del Pueblo Formation is a geological formation in Coahuila, Mexico whose strata date back to the Late Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation. The formation is believed to correlate with the "Baculites reesidesi" and "Baculites jenseni" ammonite zones, which dates it to 73.63-72.74 Ma. Dinosaurs. Ornithischians. Remains of the following ornithischians have been found in the formation: Saurischians. Remains of the following saurischians have been found in the formation: