About Mamenchisaurus fossils
Mamenchisaurus is a genus of sauropodomorphs, the long-necked group and its relatives. The database records 7 species of it: Mamenchisaurus anyuensis, Mamenchisaurus constructus, Mamenchisaurus hochuanensis, Mamenchisaurus jingyanensis, Mamenchisaurus sanjiangensis and Mamenchisaurus sinocanadorum and 1 more.
The 24 finds on the map come from 3 countries. China has the most, with 15 (63%).
The rock formation with the most finds is called Shaximiao, with 8. The rocks are 168.2 to 113.2 million years ago, in the Jurassic and Cretaceous periods.
Extinct genus of sauropod dinosaurs (Sauropoda). (Description from Wikidata, CC0.)
Read about Mamenchisaurus on Wikipedia.
- 24finds
- 3countries
- 168.2oldest, million years ago
- 113.2youngest, million years ago
Which countries have Mamenchisaurus fossils?
| Country | Finds | Share |
|---|---|---|
| China | 15 | 63% |
| Mongolia | 7 | 29% |
| Thailand | 2 | 8% |
Rock formations that produced Mamenchisaurus
A formation is a named body of rock. These are the ones with the most Mamenchisaurus finds.
| Formation | Finds |
|---|---|
| Shaximiao | 8 |
| Ulan Malgait | 6 |
| Phu Kradung | 2 |
| Xiangtang | 2 |
| Dariv | 1 |
| Penglaizhen | 1 |
| Shishugou | 1 |
| Suining | 1 |
| Upper Shaximiao | 1 |
Other dinosaurs found in China
- Iguanodon (132)
- Troodon (103)
- Stegosaurus (86)
- Psittacosaurus (70)
- Megalosaurus (60)
- Tarbosaurus (56)
- Protoceratops (38)
- Lufengosaurus (28)
- Torvosaurus (28)
- Pinacosaurus (24)
More to explore
Before you go fossil hunting. A dot shows where a find was recorded, not where you may dig. Many fossil sites are on private or protected land and collecting rules differ by country. Check the rules before collecting and never dig on protected sites.
Questions about Mamenchisaurus
Where was Mamenchisaurus found?
Mamenchisaurus fossils are recorded in the Paleobiology Database from China, Mongolia and Thailand. Most of the 24 finds on this map (15) are from China. The rock formation with the most finds is the Shaximiao (8).
How old are Mamenchisaurus fossils?
Finds of Mamenchisaurus on this map date from 168.2 to 113.2 million years ago, which is the Jurassic and Cretaceous periods. Ages are ranges, because rock layers are dated to a stage and not to a single year.
Where can I see Mamenchisaurus fossils near me?
Open the map and press Near me to list the nearest dinosaur finds and the most notable dinosaurs found around you. Remember that a dot shows where scientists recorded a find, not where you can dig: many fossil sites are on private or protected land, so check the rules before collecting and never dig on protected sites.