Xinlong Formation
The Xinlong Formation (sometimes called the "Napai Formation", or misspelt as "Napan Formation"[1]) is an Early Cretaceous geologic formation in Guangxi, southern China.[2]
| Xinlong Formation Stratigraphic range: ?Aptian-Albian ~120–100 Ma | |
|---|---|
| Type | Geological formation |
| Lithology | |
| Primary | Sandstone, mudstone |
| Other | Conglomerate, marl |
| Location | |
| Coordinates | 22.6°N 107.9°E |
| Approximate paleocoordinates | 23.2°N 116.1°E |
| Region | Guangxi |
| Country |  China |
  Xinlong Formation (China)  Xinlong Formation (Guangxi) | |
Dinosaur remains diagnostic to the genus level are among the fossils that have been recovered from the formation.[3]
Vertebrate paleofauna
Dinosaurs
| Dinosaurs of the Xinlong Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Asiatosaurus | A. kwangshiensis | Teeth, three cervical vertebrae and ribs | Indeterminate sauropod | |||
| Datanglong[4] | D. guangxiensis | A member of Carcharodontosauria | ||||
| Fusuisaurus[5] | F. zhaoi[5] | Partial pelvis and caudal vertebrae | A titanosauriform | |||
| Liubangosaurus[6] | L. hei[6] | Fifth to ninth dorsal vertebrae | An eusauropod | |||
| Prodeinodon | P. kwangshiensis | Several teeth, fragmentary tibia, fragmentary fibula | Indeterminate theropod | |||
| Siamosaurus | Indeterminate, possibly S. fusuiensis | Four teeth | Spinosaurid originally known as "Sinopliosaurus" fusuiensis |  | ||
Color key
|
Notes Uncertain or tentative taxa are in small text; |
See also
- List of dinosaur-bearing rock formations
References
- Mo, Jinyou; Buffetaut, Eric; Tong, Haiyan; Amiot, Romain; Cavin, Lionel; Cuny, Gilles; Suteethorn, Varavudh; Suteethorn, Suravech; Jiang, Shan (2015-07-02). "Early Cretaceous vertebrates from the Xinlong Formation of Guangxi (southern China): a review". Geological Magazine. 153 (1): 143–159. doi:10.1017/S0016756815000394. ISSN 0016-7568.
- Xinlong Formation at Fossilworks.org
- Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
- Mo, Jinyou; Zhou, Fusheng; Li, Guangning; Huang, Zhen; Cao, Chenyun (2014). "A new Carcharodontosauria (Theropoda) from the Early Cretaceous of Guangxi, Southern China". Acta Geologica Sinica (English Edition). 88 (4): 1051–1059. doi:10.1111/1755-6724.12272.
- Jinyou, MO; Wei, Wang; Zhitao, Huang; Xin, Huang; Xing, XU (2010). "A Basal Titanosauriform from the Early Cretaceous of Guangxi, China". Acta Geologica Sinica (English Edition). 80 (4): 486–489. doi:10.1111/j.1755-6724.2006.tb00267.x.
- Mo Jinyou, Xu Xing and Eric Buffetaut (2010). "A New Eusauropod Dinosaur from the Lower Cretaceous of Guangxi Province, Southern China". Acta Geologica Sinica (English Edition). 84 (6): 1328–1335. doi:10.1111/j.1755-6724.2010.00331.x.
Bibliography
- Weishampel, David B.; Peter Dodson, and Halszka Osmólska (eds.). 2004. The Dinosauria, 2nd edition, 1–880. Berkeley: University of California Press. ISBN 0-520-24209-2
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