Este dinosaurio vivió en lo que ahora es China y se han encontrado fósiles en la Formación Lower Shaximiao de la provincia de Sichuan

Due to its large size and powerful jaw

mientras que el mamut de la selva (Mammuthus columbi) se encontraba en las selvas del sudeste asiático y América Central

fibrous plants such as ferns

The head of Tarchia kielanae was relatively small

Pachyrhinosaurus Paleozoico superior Este dinosaurio vivió en loPachyrhinosaurus 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