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sharp-clawed runner
Ambopteryx
Say it like this: “am-BOH-tuh-riks”
Ambopteryx longibrachium
Ambopteryx ate meat and walked on two legs. It lived in the Middle Jurassic · Late Jurassic. Bones have been found in China.
- When
- Middle Jurassic · Late Jurassic (Callovian · Oxfordian) · roughly 165.3 to 154.8 million years ago
- Named in
- 2019 · Wang, M.; O'Connor, J. K.; Xu, X.; Zhou, Z.
- Hip height
- 0.2 m · 1 ft
- Length
- 0.3 m · 1 ft
- Weight
- 0 kg · 1 lb
- Found in
- China · Haifanggou
- Food and walking
- Carnivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Scansoriopterygidae
The story in short
Ambopteryx was formally named in 2019 by M. Wang and colleagues. The name means “both wing.”
It lived in the Middle Jurassic · Late Jurassic (Callovian · Oxfordian), roughly 165.3 to 154.8 million years ago. Finds come from China, including the Haifanggou Formation. It was a carnivore and walked on two legs.
Published estimates put Ambopteryx at a length near 0.3 m, hips about 0.2 m high, and a body mass around 0 kg.
On the family tree it sits in Scansoriopterygidae, among the theropod dinosaurs.