Qingshan Group
Stratigraphic range: Barremian- Albian ~129–101  Ma PreꞒ Ꞓ O S D C P T J K Pg N
Type	Geological group
Sub-units	Doushan Formation
Lithology
Primary	Claystone, mudstone, sandstone
Other	Tuff
Location
Coordinates	37°00′N 120°42′E / 37.0°N 120.7°E / 37.0; 120.7
Approximate paleocoordinates	41°24′N 119°30′E / 41.4°N 119.5°E / 41.4; 119.5
Region	Shandong
Country	China
Qingshan Group (China) Show map of China Qingshan Group (Shandong) Show map of Shandong

The Qingshan Group ( simplified Chinese: 青山组; traditional Chinese: 青山組; pinyin: Qīngshān Zǔ) is a geological group in Shandong, China, whose strata date back to the Barremian to Albian stages of the Early Cretaceous. The group contains the Doushan Formation. ^[1] Dinosaur remains are among the fossils that have been recovered from the formation. ^[2]

Fossil content

The following fossils were reported from the Doushan Formation:

• Pachygenys thlastesa ^[3]
• Psittacosaurus sinensis ^{[2] [4]} - "More than [twenty] individuals,[five] complete skulls, [three] articulated skeletons." ^[5]
• P. youngi ^[2] "Partial skeleton with skull." ^[5]
• Possible indeterminate dsungaripterid pterosaur remains ^{[4] [6]}
• Indeterminate titanosaur remains ^{[2] [7]}

See also

• List of dinosaur-bearing rock formations

References

Bibliography

• 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
• Gao, K., and Z. Cheng. 1999. A new lizard from the Lower Cretaceous of Shandong, China. Journal of Vertebrate Paleontology 19. 456–465. .
• Young, C.-C. 1958. The dinosaurian remains of Laiyang, Shantung. Palaeontologia Sinica, New Series C 42. 1–138. .
• T'an, H.C. 1923. New research on the Mesozoic and early Tertiary geology in Shantung. Geological Survey of China Bulletin 5. 95–135. .