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sharp-clawed runner
Paraxenisaurus
Say it like this: “peh-rak-sih-nee-sor-us”
Paraxenisaurus normalensis
Paraxenisaurus ate plants and walked on two legs. It lived in the Late Cretaceous. Bones have been found in Mexico.
- When
- Late Cretaceous (Campanian) · roughly 83.6 to 72.2 million years ago
- Named in
- 2020 · Serrano-Brañas, C. I.; Espinosa-Chávez, B.; Maccracken, S. A.; Gutiérrez-Blando, C.; de León-Dávila, C.; Ventura, J. F.
- Hip height
- 2 m · 7 ft
- Length
- 5.7 m · 19 ft
- Weight
- 600 kg · 1,323 lb
- Found in
- Mexico · Cerro del Pueblo
- Food and walking
- Herbivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Deinocheiridae
The story in short
The genus Paraxenisaurus dates to 2020, the year C. I. Serrano-Brañas and colleagues described it. The name means “strange lizard.”
It lived in the Late Cretaceous (Campanian), roughly 83.6 to 72.2 million years ago. Finds come from Mexico, including the Cerro del Pueblo Formation. It was a herbivore and walked on two legs.
Published estimates put Paraxenisaurus at a length near 5.7 m, hips about 2 m high, and a body mass around 600 kg.
On the family tree it sits in Deinocheiridae, among the theropod dinosaurs.