Liangtoutang Formation

Liangtoutang Formation
Stratigraphic range: Albian-Cenomanian
~105.9–96 Ma
TypeGeological formation
Unit ofTiantai Group
UnderliesChichengshan Formation
OverliesTangshang Formation
ThicknessAbout 300 m (980 ft)
Lithology
PrimarySandstone
Location
Coordinates28°42′N 120°12′E / 28.7°N 120.2°E / 28.7; 120.2
Approximate paleocoordinates36°18′N 120°00′E / 36.3°N 120.0°E / 36.3; 120.0
RegionZhejiang
Country China
ExtentHuzhen Basin
Liangtoutang Formation is located in China
Liangtoutang Formation
Liangtoutang Formation (China)
Liangtoutang Formation is located in Zhejiang
Liangtoutang Formation
Liangtoutang Formation (Zhejiang)

The Liangtoutang Formation, also referred to as the Laijia Formation is a geological formation located in Zhejiang, China. Its strata date back to the Albian to Cenomanian stages of the Cretaceous period, between 105.9 and 96 million years ago.[1] The lithology primarily consists of red sandstone.

Fossil content

Dinosaurs

Dinosaurs of the Liangtoutang Formation
Genus Species Material Notes Images
Yueosaurus Y. tiantaiensis "Partial postcranial skeleton"[2] A neornithischian
Jinyunpelta J. sinensis "An almost complete skull" and two partial postcranial skeletons[3] An ankylosaurin ankylosaur

Other fossils

Fossil eggs

References

  1. ^ Liangtoutang Formation at Fossilworks.org
  2. ^ Zheng et al., 2012
  3. ^ Zheng, 2018
  4. ^ a b Jin et al., 2007
  5. ^ Lawver et al., 2016

Bibliography

  • Zheng, Wenjie; Jin, Xingsheng; Azuma, Yoichi; Wang, Qiongying; Miyata, Kazunori; Xu, Xing (2018), "The most basal ankylosaurine dinosaur from the Albian–Cenomanian of China, with implications for the evolution of the tail club", Scientific Reports, 8 (1): Article number 3711, Bibcode:2018NatSR...8.3711Z, doi:10.1038/s41598-018-21924-7, PMC 5829254, PMID 29487376
  • Lawver, D. R.; Jin, X.; Jackson, F. D.; Wang, Q. (2016), "An avian egg from the Lower Cretaceous (Albian) Liangtoutang Formation of Zhejiang Province, China", Journal of Vertebrate Paleontology, 36 (3): e1100631:1–7, Bibcode:2016JVPal..36E0631L, doi:10.1080/02724634.2016.1100631
  • Zheng, Wenjie; Jin, Xingsheng; Shibata, Masateru; Azuma, Yoichi; Yu, Fangming (2012), "A new ornithischian dinosaur from the Cretaceous Liangtoutang Formation of Tiantai, Zhejiang Province, China", Cretaceous Research, 34: 208–219, Bibcode:2012CrRes..34..208Z, doi:10.1016/j.cretres.2011.11.001
  • Jin, X.; Azuma, Y.; Jackson, F. D.; Varricchio, D. J. (2007), "Giant dinosaur eggs from the Tiantai basin, Zhejiang province, China", Canadian Journal of Earth Sciences, 44 (1): 81–88, Bibcode:2007CaJES..44...81J, doi:10.1139/e06-077