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early long-neck
Xingxiulong
Say it like this: “sheeng-SHAH-long”
Xingxiulong chengi
Xingxiulong ate plants and walked on two legs. It lived in the Early Jurassic. Bones have been found in China.
- When
- Early Jurassic (Hettangian) · roughly 201.4 to 199.5 million years ago
- Named in
- 2017 · Wang, Y. M.; You, H. L.; Wang, T.
- Hip height
- 1–1.5 m · 3–5 ft
- Length
- 4–5 m · 13–16 ft
- Weight
- 460 kg · 1,014 lb
- Found in
- China · Lufeng
- Food and walking
- Herbivore · Two legs
- Kind
- early long-neck · Sauropodomorph
- Family branch
- Sauropodiformes
The story in short
The genus Xingxiulong dates to 2017, the year Y. M. Wang and colleagues described it. The name honors a person tied to the fossil or its study.
Fossils referred to Xingxiulong date to the Early Jurassic (Hettangian), roughly 201.4 to 199.5 million years ago. Finds come from China, including the Lufeng Formation. It was a herbivore and walked on two legs.
Published estimates put Xingxiulong at a length near 4–5 m, hips about 1–1.5 m high, and a body mass around 460 kg.
On the family tree it sits in Sauropodiformes, among the early long-necked dinosaurs.
Close relatives
Aardonyx
Aardonyx celestae
Early Jurassic (Hettangian · Sinemurian) · roughly 201.4 to 192.9 million years ago
Anchisaurus
Anchisaurus polyzelus
Early Jurassic (Hettangian · Sinemurian) · roughly 201.4 to 192.9 million years ago
Blikanasaurus
Blikanasaurus cromptoni
Late Triassic (Norian · Rhaetian) · roughly 227.3 to 201.4 million years ago