Unit 20, Laozai Fm., Lenshuigou Wenshan, Yunnan Prov., China: Arenig, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Asaphida
- Taihungshaniidae
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Taihungshania sp.
Sun 1931
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Trilobita
- Asaphida
- Asaphidae
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Psilocephalina sp.
Hsu 1948
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Megalaspides sp.
Brögger 1886
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| see common names | |||||||
Geography
| Country: | China | State/province: | Yunnan |
| Coordinates: | 23.0° North, 104.0° East (view map) | ||
| Paleocoordinates: | 23.6° North, 136.0° East | ||
| Geographic resolution: | local area |
Time
| Period: | Ordovician | ||
| 10 m.y. bin: | Ordovician 2 | ||
| *Period: | Early/Lower Ordovician | *Epoch: | Early/Lower Arenig |
| *International age/stage: | Early/Lower Arenig | ||
| Key time interval: | Arenig | ||
| Age range of interval: | 477.70000 - 468.40000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Lithology and environment
| Primary lithology: | lithified "shale" |
| Secondary lithology: | sandstone |
| Lithology description: shale and quartz sandstone | |
| Environment: | shoreface |
Taphonomy
Collection methods and comments
| Collection excludes: | species names |
Metadata
| Database number: | 5431 | ||
| Authorizer: | A. Miller | Enterer: | P. Novack-Gottshall | Research group: | marine invertebrate |
| Created: | 1999-10-02 17:00:39 | Last modified: | 1999-10-02 20:00:39 |
| Access level: | the public | Released: | 2000-11-20 13:53:26 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 288. | R. Wang. 1981. Stratigraphic Summary of the Southwestern Region of China. Institute of Geology and Mine Deposit at Chengdu, Ministry of Geology (not published, copy of article deposited with A. I. Miller at the University of Cincinnati, received through S. Mao) 14-61 [A. Miller/P. Novack-Gottshall] |