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sharp-clawed runner
Lajasvenator
Say it like this: “LAH-hass-VEN-uh-tuh”
Lajasvenator ascheriae
Lajasvenator ate meat and walked on two legs. It lived in the Early Cretaceous. Bones have been found in Argentina.
- When
- Early Cretaceous (Valanginian) · roughly 137.1 to 132.6 million years ago
- Named in
- 2020 · Coria, R. A.; Currie, P. J.; Ortega, F.; Baiano, M. A.
- Hip height
- Not established
- Length
- 3.5 m · 11 ft
- Weight
- Not established
- Found in
- Argentina · Mulichinco
- Food and walking
- Carnivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Carcharodontosauridae
The story in short
Lajasvenator was formally named in 2020 by R. A. Coria and colleagues. The name means “las Lajas hunter.”
Fossils referred to Lajasvenator date to the Early Cretaceous (Valanginian), roughly 137.1 to 132.6 million years ago. Finds come from Argentina, including the Mulichinco Formation. It was a carnivore and walked on two legs.
Published estimates put Lajasvenator at a length near 3.5 m.
On the family tree it sits in Carcharodontosauridae, among the theropod dinosaurs.
Close relatives
Acrocanthosaurus
Acrocanthosaurus atokensis
Early Cretaceous (Aptian · Albian) · roughly 121.4 to 100.5 million years ago
Concavenator
Concavenator corcovatus
Early Cretaceous (Barremian) · roughly 125.8 to 121.4 million years ago
Eocarcharia
Eocarcharia dinops
Early Cretaceous (Aptian · Albian) · roughly 121.4 to 100.5 million years ago