| Xinlong Formation | |
|---|---|
| Stratigraphic range: ?Aptian-Albian ~120–100 Ma PreꞒ Ꞓ O S D C P T J K Pg N | |
| Type | Geological formation |
| Lithology | |
| Primary | Sandstone, mudstone |
| Other | Conglomerate, marl |
| Location | |
| Coordinates | 22°36′N 107°54′E / 22.6°N 107.9°E / 22.6; 107.9 |
| Approximate paleocoordinates | 23°12′N 116°06′E / 23.2°N 116.1°E / 23.2; 116.1 |
| Region | Guangxi |
| Country |  China |
  Xinlong Formation (China)Show map of China Xinlong Formation (Guangxi)Show map of Guangxi | |
The Xinlong Formation (sometimes called the "Napai Formation", or misspelt as "Napan Formation") is an Early Cretaceous geologic formation in Guangxi, southern China.
Dinosaur remains diagnostic to the genus level are among the fossils that have been recovered from the formation.
Vertebrate paleofauna
Dinosaurs
| Dinosaurs of the Xinlong Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Asiatosaurus | A. kwangshiensis | Teeth, three cervical vertebrae and ribs | Indeterminate sauropod | |||
| Datanglong | D. guangxiensis | Last dorsal (back) vertebra (according to the descriptors the fourteenth), continues over the five sacral vertebrae, and ends with the second tail vertebra. The sacrum is attached to a left ilium with the upper parts of the left pubic bone and the left ischium, and one piece of the right ilium | A member of Carcharodontosauria | |||
| Fusuisaurus | F. zhaoi | Partial pelvis and caudal vertebrae | A titanosauriform | |||
| Liubangosaurus | L. hei | Fifth to ninth dorsal vertebrae | An eusauropod | |||
| Napaisaurus | N. guangxiensis | Right ilium and ischium | An iguanodontian | |||
| Prodeinodon | P. kwangshiensis | Several teeth, fragmentary tibia, fragmentary fibula | Indeterminate theropod | |||
| Psittacosauridae? | Indeterminate | Several different taxa of possible Psittacosaurid classification. | ||||
| Siamosaurus | Indeterminate, possibly S. fusuiensis | Four teeth | Spinosaurid originally known as "Sinopliosaurus" fusuiensis | 
| ||
Color key
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Notes Uncertain or tentative taxa are in small text; |
See also
References
- Mo, Jinyou; Buffetaut, Eric; Tong, Haiyan; Amiot, Romain; Cavin, Lionel; Cuny, Gilles; Suteethorn, Varavudh; Suteethorn, Suravech; Jiang, Shan (2015-07-02). "Early Cretaceous vertebrates from the Xinlong Formation of Guangxi (southern China): a review". Geological Magazine. 153 (1): 143–159. doi:10.1017/S0016756815000394. ISSN 0016-7568. S2CID 130076340.
- Xinlong Formation at Fossilworks.org
- Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
- ^ Hou, L.H.; Yeh, H.K.; Zhao, X.J. (1975). "Fossil reptiles from Fusui, Kwangshi" (PDF). Vertebrata PalAsiatica. 13 (1): 24–33.
- Mo, Jinyou; Zhou, Fusheng; Li, Guangning; Huang, Zhen; Cao, Chenyun (2014). "A new Carcharodontosauria (Theropoda) from the Early Cretaceous of Guangxi, Southern China". Acta Geologica Sinica (English Edition). 88 (4): 1051–1059. Bibcode:2014AcGlS..88.1051M. doi:10.1111/1755-6724.12272. S2CID 129386301.
- ^ Jinyou, MO; Wei, Wang; Zhitao, Huang; Xin, Huang; Xing, XU (2010). "A Basal Titanosauriform from the Early Cretaceous of Guangxi, China". Acta Geologica Sinica (English Edition). 80 (4): 486–489. doi:10.1111/j.1755-6724.2006.tb00267.x. S2CID 129846744.
- ^ Mo Jinyou, Xu Xing and Eric Buffetaut (2010). "A New Eusauropod Dinosaur from the Lower Cretaceous of Guangxi Province, Southern China". Acta Geologica Sinica (English Edition). 84 (6): 1328–1335. Bibcode:2010AcGlS..84.1328M. doi:10.1111/j.1755-6724.2010.00331.x. S2CID 140687733.
- ^ Ji S, Zhang P (2021). "First new genus and new species of basal iguanodontian dinosaur (Ornithischia: Ornithopoda) from southern China". Acta Geoscientica Sinica.
- Spencer G. Lucas; James I. Kirkland; John W. Estep, eds. (1998). Lower and Middle Cretaceous Terrestrial Ecosystems: Bulletin 14. New Mexico Museum of Natural History and Science. p. 6. Retrieved 2022-08-26.
- ^ Buffetaut, Eric; Suteethorn, Varavudh; Tong, Haiyan; Amiot, Romain (2008-09-01). "An Early Cretaceous spinosaurid from southern China". Geological Magazine. 145 (5): 745–748. Bibcode:2008GeoM..145..745B. doi:10.1017/S0016756808005360. S2CID 129921019.
- Hou, L., Yeh, H. and Zhao, X. (1975). Fossil reptiles from Fusui, Kwangshi. Vertebrata PalAsiatica 13; 24-33
Bibliography
- Weishampel, David B.; Dodson, Peter; Osmólska, Halszka, eds. (2004). The Dinosauria (2nd ed.). Berkeley: University of California Press. ISBN 0-520-24209-2. Retrieved 2019-02-21.