Mononykus olecranus inhabited continental environments of Late Cretaceous Mongolia

though the exact cause remains debated

en referencia a las prominentes estructuras óseas que adornaban su cráneo: dos largos cuernos sobre los ojos

terminados en pezuñas que ayudaban a distribuir el peso al caminar

Akainacephalus johnsoni Australodelphis Mononykus olecranus inhabited continental environmentsAkainacephalus johnsoni was an ankylosaurid dinosaur from the Late Cretaceous of North America, known from remains recovered from the Kaiparowits Formation in southern Utah, within the ancient island continent of Laramidia. Formally described in 2018 by Wiersma and Randall Irmis, this taxon represents one of the most complete ankylosaurids known from southern Laramidia and provides key information on the regional diversity of armoured dinosaurs during