Reference

GIP 1: Dinosaur tracks of Regumiel. In Regumiel de la Sierra, there are two deposits, called El Frontal and Frontal II, presenting a large number of ichnites. Most were formed by Iguanodontid dinosaurs dominant herbivores at the beginning of the Cretaceous, whose most striking feature is his thumb transformed into a spur.

Easily accessible and offering the option of leaving your vehicle, the El Frontal site in Regumiel de la Sierra allows us to learn about the world of dinosaurs through a replica over nine meters long and three meters high. The El Frontal site has recorded 86 fossil tracks grouped into eight trails and separate impressions.

A dinosaur tracksite has been discovered comprising three types of tridactyl footprints at Regumiel de la Sierra (province of Burgos, north‐central Spain) and one iguanodontid trackway has manus impressions suggesting that the dinosaur used a quadrupedal gait. A dinosaur tracksite has been discovered comprising three types of tridactyl footprints at Regumiel de la Sierra (province of Burgos ...