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long-neck giant · Disputed
Zigongosaurus
Say it like this: “dzuh-GUNG-o-SOR-us”
Zigongosaurus fuxiensis
Zigongosaurus ate plants and walked on four 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
- 1976 · Hou, L. H.; Zhou, S. W.; Chao, S. C.
- Hip height
- Not established
- Length
- 14 m · 46 ft
- Weight
- Not established
- Found in
- China · Shaximiao
- Food and walking
- Herbivore · Four legs
- Kind
- long-neck giant · Sauropod
- Family branch
- Mamenchisauridae
The story in short
Zigongosaurus was formally named in 1976 by L. H. Hou and colleagues. The name honors a person tied to the fossil or its study.
Fossils referred to Zigongosaurus date to 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 herbivore and walked on four legs.
Published estimates put Zigongosaurus at a length near 14 m.
On the family tree it sits in Mamenchisauridae, among the sauropod dinosaurs.
Close relatives
Analong
Analong chuanjieensis
Middle Jurassic (Bajocian) · roughly 170.9 to 168.2 million years ago
Anhuilong
Anhuilong diboensis
Middle Jurassic (Aalenian–Callovian) · roughly 174.7 to 161.5 million years ago
Chuanjiesaurus
Chuanjiesaurus anaensis
Middle Jurassic (Bajocian) · roughly 170.9 to 168.2 million years ago