Xushahegou (locality 63705), nr. Maoxicun village, southeast of Xi'an, Shaanxi: Late/Upper Eocene - Early/Lower Oligocene, China
collected 1963
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Geography
Country: | China | State/province: | shaanxi | County: | Xi'an |
Coordinates: | 34.3° North, 108.9° East (view map) | ||||
Paleocoordinates: | 35.0° North, 104.8° East |
Time
Period: | Paleogene |
Key time interval: | Late/Upper Eocene - Early/Lower Oligocene |
Age range of interval: | 37.20000 - 28.40000 m.y. ago |
Stratigraphy
Formation: | Bailuyuan | Member: | upper | ||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: There are three members in the Bailuyuan Formation, the upper, middle and lower. Fossils have been found in the upper and lower members, which are some 200m apart. The fauna in the upper member is found in large sandstone concretions predominantly in mudstones interbedded with white coarse-grained sandstones. |
Lithology and environment
Primary lithology: | sandstone |
Includes fossils? | Y |
Lithology description: large sandstone concretions predominantly in mudstones interbedded with white coarse-grained sandstones. | |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | concretion |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | biostratigraphic analysis | Collection dates: | 1963 |
Collection method comments: Specimen found in 1963 by the Lantian research team of the Institute of Vertebrate Palaeontology and Palaeoanthropology (IVPP). |
Metadata
Also known as: | Shahezigou, Xinjiezhen; Lantian | ||
Database number: | 42690 | ||
Authorizer: | A. Turner | Enterer: | H. O'Regan |
Modifier: | P. Mannion | Research group: | PACED |
Created: | 2004-08-04 09:36:52 | Last modified: | 2016-08-01 09:33:52 |
Access level: | the public | Released: | 2004-08-04 09:36:52 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
11354. | PACED | M. Chow. 1978. Tertiary mammal faunas of the Lantien Region, Shaanxi Province. Professional papers on Stratigraphy and Paleontology, Geological Publishing House, Peking. 7:98-108 [A. Turner/H. O'Regan/H. O'Regan] |
Secondary references:
60026 | Y.-X. Xu. 1965. A New Genus of Amynodont from the Eocene of Lantian, shensi. Vertebrata PalAsiatica 9(1):83-86 [P. Mannion/P. Mannion] |