at elevations of approximately 1

5 million to 10

Scale 1:72 - 137 mm long

The structure of the skull and dentition of Patagotitan mayorum

Estemmenosuchus mirabilis was a herbivore

Alaskacephale gangloffi Notamacropus at elevations of approximately 1Alaskacephale gangloffi is a species of pachycephalosaurid dinosaur that lived during the Late Cretaceous period, approximately 70 million years ago, in what is now Alaska, United States. It was discovered in the Prince Creek Formation in northern Alaska, where numerous fossil remains of dinosaurs and other prehistoric organisms have been found. This herbivorous dinosaur was characterized by its unique skull, which featured a series of dome shaped