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sharp-clawed runner
Berthasaura
Say it like this: “BUR-tha-SOR-uh”
Berthasaura leopoldinae
Berthasaura ate meat and walked on two legs. It lived in the Early Cretaceous. Bones have been found in Brazil.
- When
- Early Cretaceous (Aptian · Albian) · roughly 121.4 to 100.5 million years ago
- Named in
- 2021 · de Souza, G. A.; Soares, M. B.; Weinschütz, L. C.; Wilner, E.; Lopes, R. T.; de Araújo, O. M. O.; Kellner, A. W. A.
- Hip height
- 0.2 m · 1 ft
- Length
- 1 m · 3 ft
- Weight
- 10 kg · 22 lb
- Found in
- Brazil · Rio Paraná
- Food and walking
- Carnivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Noasauridae
The story in short
Berthasaura was formally named in 2021 by G. A. de Souza and colleagues. The name honors a person tied to the fossil or its study.
Fossils referred to Berthasaura date to the Early Cretaceous (Aptian · Albian), roughly 121.4 to 100.5 million years ago. Finds come from Brazil, including the Rio Paraná Formation. It was a carnivore and walked on two legs.
Published estimates put Berthasaura at a length near 1 m, hips about 0.2 m high, and a body mass around 10 kg.
On the family tree it sits in Noasauridae, among the theropod dinosaurs.