Gaogou Formation

Gaogou Formation
Stratigraphic range: Cenomanian-Turonian
~99–90 Ma

PreꞒ

Ꞓ

O

S

D

C

P

T

J

K

Pg

N
Gaogou Formation; Stratigraphic range: Cenomanian-Turonian; ~99–90 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Type	Geological formation
Underlies	Majiacun Formation
Overlies
Lithology
Primary	Conglomerate
Other	Mudstone
Location
Coordinates	33°24′N 112°54′E / 33.4°N 112.9°ECoordinates: 33°24′N 112°54′E / 33.4°N 112.9°E
Approximate paleocoordinates	32°42′N 104°42′E / 32.7°N 104.7°E
Region	Henan Province
Country	China
Extent
	Gaogou Formation (China)Show map of ChinaShow map of HenanShow all

The Gaogou Formation is a Late Cretaceous (Cenomanian-Turonian) geologic formation in China. Fossil dinosaur eggs, the caenagnathid Beibeilong, and the titanosaur Baotianmansaurus have been reported from the formation.^[1]^[2]

Fossil content[]

Among others, the following fossils were reported from the formation:

^ Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
^ Hanyong Pu; Darla K. Zelenitsky; Junchang Lü; Philip J. Currie; Kenneth Carpenter; Li Xu; Eva B. Koppelhus; Songhai Jia; Le Xiao; Huali Chuang; Tianran Li; Martin Kundrát; Caizhi Shen (2017). "Perinate and eggs of a giant caenagnathid dinosaur from the Late Cretaceous of central China". Nature Communications. 8: Article number 14952. doi:10.1038/ncomms14952.

Weishampel, David B.; Peter Dodson, and Halszka Osmólska (eds.). 2004. The Dinosauria, 2nd edition, 1–880. Berkeley: University of California Press. Accessed 2019-02-21. ISBN 0-520-24209-2

H. Tong, L. Xu, É. Buffetaut, X. Zhang, and S. Jia. 2012. A new nanhsiungchelyid turtle from the Late Cretaceous of Neixiang, Henan Province, China. Annales de Paléontologie 98(4):303-314
S.-q. Zhou and Z.-j. Feng. 2002. [Studies on the occurrence beds of OÃ¶lithus and their relations to the upper-lower boundarues in Henan province]. Resources Survey & Environment 23(1):68-76
Z.-K. Zhao. 1994. In K. Carpenter, K. F. Hirsch, and J. R. Horner (eds.), Dinosaur Eggs and Babies, Cambridge University Press, Cambridge. In K. Carpenter, K. F. Hirsch, and J. R. Horner (eds.), Dinosaur Eggs and Babies, Cambridge University Press, Cambridge 184-203