Majiacun Formation
Majiacun Formation Stratigraphic range: late Coniacian-late Santonian ~ | |
---|---|
Type | Geological formation |
Sub-units | Unit 2 |
Underlies | Sigou Formation |
Overlies | Gaogou Formation |
Lithology | |
Primary | Mudstone, siltstone |
Other | Sandstone, conglomerate |
Location | |
Coordinates | 33°12′N 111°48′E / 33.2°N 111.8°ECoordinates: 33°12′N 111°48′E / 33.2°N 111.8°E |
Approximate paleocoordinates | 33°12′N 104°18′E / 33.2°N 104.3°E |
Region | Henan, Hubei |
Country | China |
Extent | |
Majiacun Formation (China) |
The Majiacun Formation is a Santonian to Coniacian geologic formation in China.[1] Dinosaur remains are among the fossils that have been recovered from the formation.
Paleofauna[]
- Bactrosaurus[2] (remains originally known as Bakesaurus)[3][4]
- Mosaiceratops azumai[5]
- Xixiasaurus henanensis[6]
- Xixianykus zhangi[7]
- Yunxianosaurus hubeinensis[8][3]
- Zhanghenglong yangchengensis[9]
- Baryonychinae indet.? (possibly an indeterminate theropod due to no shared synapomorphies present)[10]
- Fossil eggs
- Dendroolithus sanlimiaoensis[11]
- [12]
- Ovaloolithus sp.[13]
- Spheroolithus sp.[11][13]
- Nanyangosaurus zhugeii[13]
- Youngoolithus xiaguanensis[13]
- Ichnofossils
See also[]
- List of dinosaur-bearing rock formations
References[]
- ^ Majiacun Formation at Fossilworks.org
- ^ Li, Z. (2001). "Distribution, burying and classification of dinosaur fossils in Upper Cretaceous strata at Meipu Town, Yunxian County of Hubei Province". Hubei Geology & Mineral Resources. 15 (4): 25–31.
- ^ a b Zhou, S.Q.D. (2005). The Dinosaur Egg Fossils in Nanyang, China. China University of Geosciences Press. pp. 1–145. ISBN 978-7-562-52033-7.
- ^ Harris, Jerry D., 2006. "New Dinosaurs?"
- ^ Zheng et al., 2015
- ^ Lü et al., 2010
- ^ Xu et al., 2010
- ^ Li, Zhengqi. (2001). Distribution, burying and classification of dinosaur fossils in Upper Cretaceous strata at Meipu Town, Yunxian County of Hubei Province. Hubei Geology & Mineral Resources, 15(4)(Total No 37): 25-31. [1]
- ^ Xing et al., 2014
- ^ Hone et al., 2010
- ^ a b c Zhou & Feng, 2002
- ^ Liang et al., 2009
- ^ a b c d Zhao, 1979
Bibliography[]
- Vertebrata PalAsiatica 53. 245–264. ; ; ; , and . 2015. New hadrosauroid material from the Upper Cretaceous Majiacun Formation of Hubei Province, central China.
- Scientific Reports 5. 14190:1–9. ; , and . 2015. A psittacosaurid-like basal neoceratopsian from the Upper Cretaceous of central China and its implications for basal ceratopsian evolution.
- PLoS ONE 9. e98821. PMC 4047018 doi:10.1371/journal.pone.0098821 PMID 24901454 ; ; ; ; ; ; ; , and . 2014. A New Basal Hadrosauroid Dinosaur (Dinosauria: Ornithopoda) with Transitional Features from the Late Cretaceous of Henan Province, China.
- Vertebrata PalAsiatica 48. 19–26. ; , and . 2010. A probable baryonychine (Theropoda: Spinosauridae) tooth from the Upper Cretaceous of Henan Province, China.
- Acta Palaeontologica Polonica 55. 381–388. ; ; ; ; , and . 2010. A new troodontid theropod from the Late Cretaceous of central China, and the radiation of Asian troodontids.
- Zootaxa 2413. 1–19. ; ; ; ; ; , and . 2010. A basal parvicursorine (Theropoda: Alvarezsauridae) from the Upper Cretaceous of China.
- ; ; ; , and . 2009. Dinosaur eggs and dinosaur egg-bearing deposits (Upper Cretaceous) of Henan Province, China: Occurrences, palaeoenvironments, taphonomy and preservation. 19. 1587–1601.
- , and . 2002. Studies on the occurrence beds of Oölithus and their relations to the upper-lower boundaries in Henan province. 23. 68–76.
- Vertebrata PalAsiatica 17. 304–309. . 1979. Discovery of the dinosaurian eggs and footprint from Neixiang county, Henan province.
Categories:
- Geologic formations of China
- Upper Cretaceous Series of Asia
- Cretaceous China
- Santonian Stage
- Coniacian Stage
- Mudstone formations
- Sandstone formations
- Fluvial deposits
- Ichnofossiliferous formations
- Ooliferous formations
- Paleontology in Henan
- Paleontology in Hubei