Bayan Mandahu Formation

Bayan Mandahu Formation
Stratigraphic range: Campanian, 75–71 Ma
TypeGeological formation
Unit ofGobi Desert
Lithology
PrimarySandstone
Location
Coordinates41.75N 106.75E
RegionInner Mongolia
Country China
Type section
Named forBayan Mandahu, Urad Rear Banner, Inner Mongolia

The Bayan Mandahu Formation (also known as Wulansuhai Formation or Wuliangsuhai Formation) is a geological unit of "redbeds" located near the village of Bayan Mandahu in Inner Mongolia, China, in the Gobi Desert. It dates from the late Cretaceous Period. Laid down in the Campanian, it is dated somewhat uncertainly to between 75 and 71 mya (million years ago).[1]

  1. ^ Godefroit, Pascal; Currie, Philip J.; Li Hong; Shang Chang Yong; Dong Zhi-ming (2008). "A new species of Velociraptor (Dinosauria: Dromaeosauridae) from the Upper Cretaceous of northern China". Journal of Vertebrate Paleontology. 28 (2): 432–438. doi:10.1671/0272-4634(2008)28[432:ANSOVD]2.0.CO;2.