Fengxiang Fm., Yangjiaba, Chengkou County, Sichuan Prov., China: Tremadoc, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Asaphida
- Taihungshaniidae
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Tungtzuella sp.
Lu 1957
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Trilobita
- Asaphida
- Asaphidae
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Psilocephalina sp.
Hsu 1948
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Strophomenata
- Billingsellida
- Polytoechiidae
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Tritoechia sp.
Ulrich and Cooper 1936
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| see common names | |||||||
Geography
| Country: | China | State/province: | Sichuan | County: | Chengkou |
| Coordinates: | 32.0° North, 108.0° East (view map) | ||||
| Paleocoordinates: | 18.3° North, 146.2° East | ||||
| Geographic resolution: | local area |
Time
| 10 m.y. bin: | Cambrian-Ordovician | ||
| *Period: | Early/Lower Ordovician | *Epoch: | Late/Upper Tremadoc |
| *International age/stage: | Late/Upper Tremadoc | ||
| Key time interval: | Tremadoc | ||
| Age range of interval: | 485.00000 - 477.70000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Fengxiang |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | ooidal lithified grainstone |
| Secondary lithology: | dolomite |
| Lithology description: oolitic limestone and dolostone | |
| Environment: | sand shoal |
Taphonomy
Collection methods and comments
| Collection excludes: | species names |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 7651 | ||
| Authorizer: | A. Miller | Enterer: | P. Novack-Gottshall | Research group: | marine invertebrate |
| Created: | 2000-05-30 12:29:02 | Last modified: | 2000-05-30 15:29:02 |
| Access level: | the public | Released: | 2000-11-20 13:53:34 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 485. | Sichuan Stratigraphic Work Group. 1978. Regional stratigraphic table of the southwestern region of China, Sichuan part. Geological Publishing House, Beijing, China [A. Miller/P. Novack-Gottshall] |