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Chuanjie Formation

Coordinates: 25°00′N 102°06′E / 25.0°N 102.1°E / 25.0; 102.1
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Chuanjie Formation
Stratigraphic range: Bajocian
~170–168 Ma
TypeGeological formation
UnderliesLaoluocun Formation
OverliesLufeng Formation
Thickness221 m (725 ft)
Lithology
PrimaryMudstone, siltstone
OtherConglomerate
Location
Coordinates25°00′N 102°06′E / 25.0°N 102.1°E / 25.0; 102.1
Approximate paleocoordinates25°06′N 108°36′E / 25.1°N 108.6°E / 25.1; 108.6
RegionYunnan
Country China
ExtentYunnan Basin
Chuanjie Formation is located in China
Chuanjie Formation
Chuanjie Formation (China)
Chuanjie Formation is located in Yunnan
Chuanjie Formation
Chuanjie Formation (Yunnan)

The Chuanjie Formation (simplified Chinese: 川街组; traditional Chinese: 川街組; pinyin: Chuānjiē Zǔ), is a geological formation in Yunnan, China. It dates back to the Middle Jurassic.[1] It was formerly referred to as being the lower member of the "Upper Lufeng" as opposed to the underlying "Lower Lufeng" now referred to as the Lufeng Formation. Tracks of theropods and sauropods,[2] as well as thyreophorans[3] are known from the formation.

Fossil content

Vertebrates[4]
Genus Species Location Stratigraphic position Material Notes Images
Analong A. chuanjieensis Quarry 1, Lao Chang Qing A mamenchisaurid sauropod[5]
Chuanjiesaurus[1] C. anaensis.[1] Quarry 1, Lao Chang Qing "Partial postcranial skeleton"[6]
Shidaisaurus S. jinae Quarry 1, Lao Chang Qing "Partial postcranial skeleton"
Xinjiangchelys X. oshanensis[7] Quarry 1, Lao Chang Qing Xinjiangchelyid turtle

See alson

References

  1. ^ a b c Weishampel, David B; et al. (2004). "Dinosaur distribution (Middle Jurassic, Asia)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 541–542. ISBN 0-520-24209-2.
  2. ^ Xing et al., 2014
  3. ^ Xing et al., 2019
  4. ^ "Quarry 1, Lao Chang Qing (Jurassic of China)". Fossilworks.{{cite web}}: CS1 maint: url-status (link)
  5. ^ Ren et al., 2020
  6. ^ "Table 13.1," in Weishampel, et al. (2004). Page 261.
  7. ^ Tong et al., 2015

Bibliography