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sharp-clawed runner
Aucasaurus
Say it like this: “aw-ka-sore-us”
Aucasaurus garridoi
Aucasaurus ate meat and walked on two legs. It lived in the Late Cretaceous. Bones have been found in Argentina.
- When
- Late Cretaceous (Campanian) · roughly 83.6 to 72.2 million years ago
- Named in
- 2002 · Coria, R. A.; Chiappe, L. M.; Dingus, L.
- Hip height
- Not established
- Length
- 5.5–6.2 m · 18–20 ft
- Weight
- 700 kg · 1,543 lb
- Found in
- Argentina · Anacleto
- Food and walking
- Carnivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Furileusauria
The story in short
The genus Aucasaurus dates to 2002, the year R. A. Coria and colleagues described it. The name honors a person tied to the fossil or its study.
It lived in the Late Cretaceous (Campanian), roughly 83.6 to 72.2 million years ago. Finds come from Argentina, including the Anacleto Formation. It was a carnivore and walked on two legs.
Published estimates put Aucasaurus at a length near 5.5–6.2 m and a body mass around 700 kg.
On the family tree it sits in Furileusauria, among the theropod dinosaurs.