although some specimens could weigh up to 20 kilograms and it is believed that they fed mainly on small dinosaurs and other animals that lived in their environment

Width 450 mm

dicynodonts were one of the dominant groups of herbivores on Earth

Estas placas y espinas estaban fusionadas con los huesos subyacentes

Nyctosaurus gracilis Koolasuchus although some specimens could weighNyctosaurus is an extinct genus of pterodactyloid pterosaur that lived during the Late Cretaceous period, approximately 85 million years ago, in what is now North America. Several species are known within this genus, the best known being Nyctosaurus gracilis. This pterosaur was characterized by its distinctive fan shaped crest on the back of its skull, which was formed by bony extensions of the neck vertebrae. This crest, which was larger in males