Nyctosaurus gracilis Variant:Primed con un cuello que medía

con un cuello que medía alrededor de la mitad de la longitud de su cuerpo

el Styracosaurus albertensis

Based on the internal structure of its bones

and its extinction coincides with the arrival of the first humans in Australia

Width 36 mm

Nyctosaurus gracilis Variant:Primed con un cuello que medíaNyctosaurus 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