Su coloración es incierta

Although fossils have been found in Oklahoma

que ahora está ocupado por tiburones y orcas

hace aproximadamente entre 70 y 68 millones de años

Dunkleosteus was still a formidable predator in its ecosystem

Mercuriceratops gemini Avaceratops Su coloración es inciertaMercuriceratops gemini is a ceratopsian dinosaur that lived during the Late Cretaceous period, approximately 77 million years ago , in what is now North America. Its fossils have been found in geological formations in Montana (United States) and Alberta (Canada), suggesting that it inhabited a wide region of the Laramidian ecosystem. It was formally described in 2014 and is distinguished by one of the most unusual features among ceratopsians: a