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sharp-clawed runner
Gasosaurus
Say it like this: “GAS-o-SAWR-us”
Gasosaurus constructus
Gasosaurus 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 (Bajocian–Oxfordian) · roughly 170.9 to 154.8 million years ago
- Named in
- 1985 · Dong, Z.; Tang, Z.
- Hip height
- Not established
- Length
- 3.5–4 m · 11–13 ft
- Weight
- 150–400 kg · 331–882 lb
- Found in
- China · Shaximiao
- Food and walking
- Carnivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Tetanurae
The story in short
Gasosaurus was formally named in 1985 by Z. Dong and Z. Tang. The name honors a person tied to the fossil or its study.
It lived in the Middle Jurassic · Late Jurassic (Bajocian–Oxfordian), roughly 170.9 to 154.8 million years ago. Finds come from China, including the Shaximiao Formation. It was a carnivore and walked on two legs.
Published estimates put Gasosaurus at a length near 3.5–4 m and a body mass around 150–400 kg.
On the family tree it sits in Tetanurae, among the theropod dinosaurs.