Earth:Chaochuan Formation
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Short description: Geologic formation in Zhejiang, China
| Chaochuan Formation Stratigraphic range: Albian-Cenomanian ~112–94 Ma | |
|---|---|
| Type | Formation |
| Underlies | Fangyan Formation |
| Overlies | Early Cretaceous tuff and Moshishan Group |
| Thickness | up to 518 metres (1,699 ft) |
| Lithology | |
| Primary | Sandstone, siltstone |
| Other | Tuff |
| Location | |
| Coordinates | [ ⚑ ] : 28°42′N 119°12′E / 28.7°N 119.2°E |
| Paleocoordinates | [ ⚑ ] 35°36′N 117°00′E / 35.6°N 117.0°E |
| Region | Zhejiang Province |
| Country |  China |
  Chaochuan Formation (China)  Chaochuan Formation (Zhejiang) | |
The Chaochuan Formation is a geologic formation in China (Zhejiang Province). It is made up of purplish red calcarenaceous, muddy siltstone, fine-grained sandstone with interbeds of tuffaceous sandstone and conglomerate or rhyolitic tuff.[1]
Fossil content
The following fossils were reported from the formation:
- Dongyangopelta yangyanensis[2]
- Therizinosauridae indet. (once known as "Chilantaisaurus" zheziangensis)[3][4][5]
- Zhejiangosaurus lishuiensis[6]
References
- ↑ (2009) Chaochuan Formation. In: Zhang S. (eds) Geological Formation Names of China (1866–2000). Springer, Berlin, Heidelberg
- ↑ Rongjun Chen; Wenjie Zheng; Yoichi Azuma; Masateru Shibata; Tianliang Lou; Qiang Jin; Xingsheng Jin (2013). "A New Nodosaurid Ankylosaur from the Chaochuan Formation of Dongyang, Zhejiang Province, China". Acta Geologica Sinica (English Edition) 87 (3): 658–671. doi:10.1111/1755-6724.12077. http://www.geojournals.cn/dzxben/ch/reader/view_abstract.aspx?file_no=201303003&flag=1.
- ↑ Z. Dong. 1979. Cretaceous dinosaurs of Hunan, China. Mesozoic and Cenozoic Red Beds of South China: Selected Papers from the "Cretaceous-Tertiary Workshop", Institute of Vertebrate Paleontology and Paleoanthropology & Nanjing Institute of Paleontology (eds.), Science Press, Nanxiong, China 342-350
- ↑ M.-p. Qian, Z.-y. Zhang, Y. Jiang, Y.-g. Jiang, Y.-j. Zhang, R. Chen, and G.-f. Xing. 2012. [Cretaceous therizinosaurs in Zhejiang of eastern China]. Journal of Geology 36(4):337-348
- ↑ L. E. Zanno. 2010. Osteology of Falcarius utahensis (Dinosauria: Theropoda): characterizing the anatomy of basal therizinosaurs. Zoological Journal of the Linnean Society 158(1):196-230
- ↑ Lü Junchang; JIN Xingsheng; SHENG Yiming; LI Yihong; WANG Guoping; Yoichi AZUMA (2007). "New nodosaurid dinosaur from the Late Cretaceous of Lishui, Zhejiang Province, China". Acta Geologica Sinica (English ed.). 81 (3): 344–350. doi:10.1111/j.1755-6724.2007.tb00958.x.
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