Dongxing Formation

Dongxing Formation
Dongxing Formation
Stratigraphic range: Upper Jurassic; (Kimmeridgian?) PreꞒ Ꞓ O S D C P T J K Pg N
Type	Geological formation
Location
Region	Guangxi
Country	China

The Dongxing Formation (Chinese: 东兴组) is a geological formation in Guangxi, China. It dates to the Late Jurassic. It is named for Dongxing County in Guangxi. It is made up of quartzitic arkose interbedded with purplish red mudstone.^[1] Jingiella dongxingensis, a species of sauropod dinosaur, is known from this formation.^[2]

Fossil content

Color key

Taxon	Reclassified taxon	Taxon falsely reported as present	Dubious taxon or junior synonym	Ichnotaxon	Ootaxon	Morphotaxon

Notes
Uncertain or tentative taxa are in small text; ~~crossed out~~ taxa are discredited.

Genus	Species	Location	Stratigraphic position	Material	Notes	Images
Jingiella^[3]	J. dongxingensis			Dorsal, sacral, and caudal vertebrae, ulnae, and a femur	A mamenchisaurid sauropod

^ Zhang, Shouxin, ed. (2009-08-13). Geological Formation Names of China (1866—2000). Springer. doi:10.1007/978-3-540-93824-8. ISBN 978-3-540-93824-8.
^ Ren, Xin-Xin; Wang, Xu-Ri; Ji, Yan-Nan; Guo, Zhen; Ji, Qiang (2024-02-22). "The first mamenchisaurid from the Upper Jurassic Dongxing Formation of Guangxi, southernmost China". Historical Biology. doi:10.1080/08912963.2024.2309287.
^ Ren, X.-X.; Wang, X.-R.; Ji, Y.-N.; Guo, Z.; Ji, Q. (2024). "The first mamenchisaurid from the Upper Jurassic Dongxing Formation of Guangxi, southernmost China". Historical Biology: An International Journal of Paleobiology: 1–14. doi:10.1080/08912963.2024.2309287. S2CID 267947729.

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