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sharp-clawed runner
Yunyangosaurus
Say it like this: “yoon-YAHNG-oh-SAWR-us”
Yunyangosaurus puanensis
Yunyangosaurus ate meat and walked on two legs. It lived in the Early Jurassic · Middle Jurassic. Bones have been found in China.
- When
- Early Jurassic · Middle Jurassic (Toarcian · Aalenian) · roughly 184.2 to 170.9 million years ago
- Named in
- 2020 · Dai, H.; Benson, R.; Hu, X.; Ma, Q.; Tan, C.; Li, N.; Xiao, M.; Hu, H.; Zhou, Y.; Wei, Z.; Zhang, F.; Jiang, S.; Li, D.; Peng, G.; Yu, Y.; Xu, X.
- Hip height
- Not established
- Length
- 4.7 m · 15 ft
- Weight
- Not established
- Found in
- China · Xintiangou
- Food and walking
- Carnivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Tetanurae
The story in short
In 2020, H. Dai and colleagues published the name Yunyangosaurus. The name honors a person tied to the fossil or its study.
It lived in the Early Jurassic · Middle Jurassic (Toarcian · Aalenian), roughly 184.2 to 170.9 million years ago. Finds come from China, including the Xintiangou Formation. It was a carnivore and walked on two legs.
Published estimates put Yunyangosaurus at a length near 4.7 m.
On the family tree it sits in Tetanurae, among the theropod dinosaurs.