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sharp-clawed runner
Orkoraptor
Orkoraptor burkei
Orkoraptor 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
- 2008 · Novas, F. E.; Ezcurra, M. D.; Lecuona, A.
- Hip height
- Not established
- Length
- 8.4 m · 28 ft
- Weight
- 1.4 tonnes
- Found in
- Argentina · Cerro Fortaleza
- Food and walking
- Carnivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Megaraptoridae
The story in short
The genus Orkoraptor dates to 2008, the year F. E. Novas and colleagues described it.
It lived in the Late Cretaceous (Campanian), roughly 83.6 to 72.2 million years ago. Finds come from Argentina, including the Cerro Fortaleza Formation. It was a carnivore and walked on two legs.
Published estimates put Orkoraptor at a length near 8.4 m and a body mass around 1.4 tonnes.
On the family tree it sits in Megaraptoridae, among the theropod dinosaurs.
Close relatives
Aerosteon
Aerosteon riocoloradensis
Late Cretaceous (Campanian) · roughly 83.6 to 72.2 million years ago
Australovenator
Australovenator wintonensis
Late Cretaceous (Cenomanian) · roughly 100.5 to 93.9 million years ago
Joaquinraptor
Joaquinraptor casali
Late Cretaceous (Maastrichtian) · roughly 72.2 to 66 million years ago