refuerza la idea de que este tipo de ornamentación era una característica evolutiva distintiva de este linaje de saurópodos

It was a shark that was wider than it was long

durante el Maastrichtiense del Cretácico Superior

Snout-to-tail length 100 mm

and are more developed on the hind legs than on the front legs

Lythronax argestes Variant:Unprimed refuerza la idea de queLythronax argestes was a carnivorous theropod dinosaur of the Tyrannosauridae group that lived during the Late Cretaceous , in the early middle Campanian (approximately 8079 million years ago) . Its remains come from the Wahweap Formation , in what is now southern Utah (United States) , within the ancient island continent of Laramidia , and its discovery has been key to understanding the origin and early diversification of tyrannosaurids in North