aunque algunas especies más pequeñas también se han identificado

such as squid and other smaller marine reptiles

shoots and branches of trees and shrubs

su estructura corporal era más primitiva

Due to its large size and powerful jaw

Pachyrhinosaurus Paleozoico superior aunque algunas especies más pequeñasPachyrhinosaurus is an extinct genus of ceratopsian dinosaur that lived during the late Cretaceous period, approximately 72 to 67 million years ago. Its name means "thick nosed lizard", which refers to the distinctive feature of this species. Pachyrhinosaurus was characterized by having a large, robust skull with a thick nose and enlarged nasal organs, which formed bony structures called "antlers" at the front of the skull. These antlers varied in