Look up · dinosaur 1074 of 1,425
sharp-clawed runner
Riojavenatrix
Say it like this: “ree-YO-ha-VEH-nuh-trix”
Riojavenatrix lacustris
Riojavenatrix ate meat and walked on two legs. It lived in the Early Cretaceous. Bones have been found in Spain.
- When
- Early Cretaceous (Aptian) · roughly 121.4 to 113.2 million years ago
- Named in
- 2024 · Isasmendi, E.; Cuesta, E.; Díaz-Martínez, I.; Company, J.; Sáez-Benito, P.; Viera, L. I.; Torices, A.; Pereda-Suberbiola, X.
- Hip height
- Not established
- Length
- 10 m · 33 ft
- Weight
- Not established
- Found in
- Spain
- Food and walking
- Carnivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Spinosauridae
The story in short
In 2024, E. Isasmendi and colleagues published the name Riojavenatrix. The name means “la Rioja huntress.”
Fossils referred to Riojavenatrix date to the Early Cretaceous (Aptian), roughly 121.4 to 113.2 million years ago. Finds come from Spain. It was a carnivore and walked on two legs.
Published estimates put Riojavenatrix at a length near 10 m.
On the family tree it sits in Spinosauridae, among the theropod dinosaurs.
Close relatives
Camarillasaurus
Camarillasaurus cirugedae
Early Cretaceous (Barremian) · roughly 125.8 to 121.4 million years ago
Iberospinus
Iberospinus natarioi
Early Cretaceous (Barremian) · roughly 125.8 to 121.4 million years ago
Siamosaurus
Siamosaurus suteethorni
Early Cretaceous (Valanginian · Hauterivian) · roughly 137.1 to 125.8 million years ago