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beaked plant-eater
Arenysaurus
Say it like this: “ah-REN-ee-SOR-us”
Arenysaurus ardevoli
Arenysaurus ate plants and walked on two or four legs. It lived in the Late Cretaceous. Bones have been found in Spain.
- When
- Late Cretaceous (Maastrichtian) · roughly 72.2 to 66 million years ago
- Named in
- 2009 · Pereda-Suberbiola, X.; Canudo, J. I.; Cruzado-Caballero, P.; Barco, J. L.; López-Martínez, N.; Oms, O.; Ruiz-Omeñaca, J. I.
- Hip height
- 1.8 m · 6 ft
- Length
- 5–6 m · 16–20 ft
- Weight
- 1 tonnes
- Found in
- Spain
- Food and walking
- Herbivore · Two or four legs
- Kind
- beaked plant-eater · Ornithopod
- Family branch
- Lambeosaurinae
The story in short
In 2009, X. Pereda-Suberbiola and colleagues published the name Arenysaurus. The name honors a person tied to the fossil or its study.
Fossils referred to Arenysaurus date to the Late Cretaceous (Maastrichtian), roughly 72.2 to 66 million years ago. Finds come from Spain. It was a herbivore and could move on two or four legs.
Published estimates put Arenysaurus at a length near 5–6 m, hips about 1.8 m high, and a body mass around 1 tonnes.
On the family tree it sits in Lambeosaurinae, among the ornithopod dinosaurs.