In Depth
Arenysaurus was a late Cretaceous hadrosaurid dinosaur, and of extra significance since it was a lambeosaurine. This means that Arenysaurus had a hollow crest on its head, and lived in a time when lambeosaurine hadrosaurs had been largely replaced by saurolophine hadrosaurs in other parts of the world like in North America.
Further Reading
- The last hadrosaurid dinosaurs of Europe: A new lambeosaurine from the Uppermost Cretaceous of Aren (Huesca, Spain), Xabier Pereda-Suberbiola, Jos� Ignacio Canudo, Pen�lope Cruzado-Caballero, Jos� Luis Barco, Nieves L�pez-Mart�nez, Oriol Oms & Jos� Ignacio Ruiz-Ome�aca - 2009.