Bayin-Gobi Formation

The Bayin-Gobi Formation or Bayingebi Formation (simplified Chinese: 巴音戈壁组; traditional Chinese: 巴音戈壁組; pinyin: Bāyīn Gēbì Zǔ) is a geological formation in Inner Mongolia, north China, whose strata date back to Albian of the Early Cretaceous period.

Bayin-Gobi Formation Stratigraphic range: Albian PreꞒ Ꞓ O S D C P T J K Pg N
Type	Geological formation
Unit of	Yin-E Basin
Underlies	Suhongtu Formation
Overlies	Permian metamorphic basement
Thickness	100-2120 m
Lithology
Primary	Mudstone, Siltstone, Conglomerate
Other	Sandstone
Location
Region	Asia
Country	China
Extent	Inner Mongolia

Dinosaur remains are among the fossils that have been recovered from the formation.[1]

Vertebrate paleofauna

• Alxasaurus elesitaiensis[1] - "[Two] incomplete skeletons."[2]
• Bannykus wulatensis[3]
• Sauropoda indet[1]
• Psittacosaurus gobiensis[1]
• Penelopognathus weishampeli[4]
• Bayannurosaurus perfectus[5]

See also

• List of dinosaur-bearing rock formations

References

1. Weishampel, David B; et al. (2004). "Dinosaur distribution (Early Cretaceous, Asia)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 563-570. ISBN 0-520-24209-2.
2. "Table 7.1," in Weishampel, et al. (2004). Page 152.
3. Xing Xu; Jonah Choiniere; Qingwei Tan; Roger B.J. Benson; James Clark; Corwin Sullivan; Qi Zhao; Fenglu Han; Qingyu Ma; Yiming He; Shuo Wang; Hai Xing; Lin Tan (2018). "Two Early Cretaceous fossils document transitional stages in alvarezsaurian dinosaur evolution". Current Biology. Online edition. doi:10.1016/j.cub.2018.07.057.
4. Carpenter, K & Ishida, Y (2010). "Early and 'Middle' Cretaceous Iguanodonts in Time and Space," Journal of Iberian Geology, 36(2);145-164.
5. Xing Xu; Qingwei Tan; Yilong Gao; Zhiqiang Bao; Zhigang Yin; Bin Guo; Junyou Wang; Lin Tan; Yuguang Zhang; Hai Xing (2018). "A large-sized basal ankylopollexian from East Asia, shedding light on early biogeographic history of Iguanodontia". Science Bulletin. in press. doi:10.1016/j.scib.2018.03.016.