Unit 5, Dawan Fm., Lushan Kaili, Guizhou Prov., China: Dawan, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Orthocerida
- Orthoceratidae
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Michelinoceras sp.
Foerste 1932
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Trilobita
- Asaphida
- Taihungshaniidae
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Asaphopsis sp.
Mansuy 1920
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| see common names | |||||||
Geography
| Country: | China | State/province: | Guizhou |
| Coordinates: | 27.0° North, 108.0° East (view map) | ||
| Paleocoordinates: | 18.7° North, 137.7° East | ||
| Geographic resolution: | local area |
Time
| Period: | Ordovician | ||
| 10 m.y. bin: | Ordovician 1-2 | ||
| *Period: | Early/Lower Ordovician | *Epoch: | Late/Upper Arenig |
| *International age/stage: | Late/Upper Arenig | *Local age/stage: | Middle - Late/Upper Dawan |
| Key time interval: | Dawan | ||
| Age range of interval: | 477.9 - 466.3 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Lithology and environment
| Primary lithology: | lithified sandy "limestone" |
| Secondary lithology: | "shale" |
| Lithology description: limestone, shale, and sandstone | |
| Environment: | shallow subtidal indet. |
Taphonomy
Collection methods and comments
| Collection excludes: | species names |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 7353 | ||
| Authorizer: | A. Miller | Enterer: | P. Novack-Gottshall | Research group: | marine invertebrate |
| Created: | 2000-05-23 16:26:56 | Last modified: | 2001-08-16 13:10:38 |
| Access level: | the public | Released: | 2000-11-20 13:53:34 |
| 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] |