Anhuilong
Anhuilong was a long-necked sauropod dinosaur that lived in what is now China during the Middle Jurassic. It is known from just a few arm bones, but scientists think it was a plant-eater that walked on four legs.32
When did it live?
How fast was it?
Fun facts
Anhuilong is known only from a left humerus, ulna, and radius, the bones of its upper arm and forearm.12
Its name means 'Anhui dragon' after the Chinese province where it was found.1
Anhuilong lived during the Middle Jurassic, about 174 to 162 million years ago.3
It belongs to a group of sauropods called Mamenchisauridae, which were common in Asia during the Jurassic.2
Scientists think Anhuilong was a close relative of another mamenchisaurid called Huangshanlong, which was also found in eastern China.2
The arm bones of Anhuilong were slender compared to those of its relative Huangshanlong.2


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For dino experts
- Scientific name
- Anhuilong
- Named by
- Ren et al. 20183
- Group
- Long-necks
- Family / clade
- Mamenchisauridae3
- Classification
- Sauropodomorpha > Sauropoda3
- Age of the rocks
- 175 to 162 million years (Aalenian / Callovian)3
- Rock formations
- Hongqin3
- Countries
- China3
- Fossil records
- 1 in the Paleobiology Database3
- Discovery
- Anhuilong was named in 2018 by paleontologists Xin-Xin Ren, Jian-Dong Huang, and Hai-Lu You. The fossils were found at Jimushan in Anhui Province, China.32
- Still debated
- Because only arm bones have been found, scientists are not sure about the full size or appearance of Anhuilong.12
Where the facts come from
- Anhuilong (en.wikipedia.org)
- The second mamenchisaurid dinosaur from the Middle Jurassic of Eastern China (ivpp.cas.cn)
- Anhuilong in The Paleobiology Database (CC BY 4.0): age, places, rock formations, classification.
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