The Dalangshan Formation (simplified Chinese: 大塱山组; traditional Chinese: 大塱山組; pinyin: Dàlǎngshān Zǔ), also referred to as the Dalangshan Group is a geological formation in the Sanshui District of Guangdong Province, China, the strata of which date back to the Late Cretaceous period.
| Dalangshan Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Geological formation |
| Underlies | Shenzhuangcun Formation |
| Overlies | Sanshui Formation |
| Thickness | 69-517 metres |
| Lithology | |
| Primary | Sandstone, Mudstone |
| Location | |
| Coordinates | 23°10′38″N 112°50′21″E / 23.1771°N 112.8392°E |
| Region | Sanshui District, Guangdong Province |
| Country |  China |
| Extent | Sanshui Basin |
  Dalangshan Formation (China) | |
Dinosaur remains are among the fossils that have been recovered from the formation.[1]
Fossil content
editColor key
|
Notes Uncertain or tentative taxa are in small text; |
Dinosaurs
editOrnithischians
edit| Ornithischians of the Dalangshan Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Image |
| Lambeosaurini Indet.[2] | Indeterminate | Sanshui District, Guangdong Province, China | Maastrichtian | Partial skeleton. | A lambeosaurin lambeosaurine | |
Theropods
edit| Theropods of the Dalangshan Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Image |
| Heyuannia[3] | H. huangi | Sanshui District, Guangdong Province, China | Maastrichtian | Partial skull and skeleton. | A heyuannine oviraptorid | |
| Tyrannosauroidea Indet.[4] | Indeterminate | Sanshui District, Guangdong Province, China | Maastrichtian | Dental remains. | A large tyrannosauroid theropod | |
See also
editReferences
edit- ↑ Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Cretaceous, Asia)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 593-600. ISBN 0-520-24209-2.
- ↑ Wang, Donghao; Xing, Lida; Mallon, Jordan C.; Miyashita, Tetsuto; Liang, Zaoqun; Zhang, Xianqiu; Ren, Zheng; Liang, Zhicong; Xian, Minyi (24 January 2025). "First occurrence of the duck-billed dinosaur tribe Lambeosaurini (Hadrosauridae: Lambeosaurinae) in South China". Historical Biology: 1–13. doi:10.1080/08912963.2025.2454652.
- ↑ "Table 8.1," in Weishampel, et al. (2004). Page 167
- ↑ Xing, Lida; Liang, Zaoqun; Zhang, Ke; Wang, Donghao; Zhang, Xianqiu; Persons, W. Scott; Ren, Zheng; Liang, Zhicong; Xian, Minyi; Zeng, Qiang (1 September 2024). "Large theropod teeth from the Upper Cretaceous of Guangdong Province, Southern China". Cretaceous Research. 161 105914. doi:10.1016/j.cretres.2024.105914.
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