Linxiang/Jiangchaogou Fm., Yangjiaba: Longvillian - Onnian, 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
- Trinucleida
- Raphiophoridae
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Miaopopsis sp.
Lu 1965
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Lonchodomas sp.
Angelin 1854
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Trilobita
- Trinucleida
- Trinucleidae
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Nankinolithus sp.
Lu 1957
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Trilobita
- Asaphida
- Asaphidae
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Birmanites sp.
Sheng 1934
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Trilobita
- Phacopida
- Pliomeridae
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Hammatocnemis sp.
Kielan 1960
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| synonym of Ovalocephalus | |||||||
| see common names | |||||||
Geography
| Country: | China | State/province: | Sichuan | County: | Chengkou |
| Coordinates: | 32.0° North, 108.0° East (view map) | ||||
| Paleocoordinates: | 10.1° North, 134.0° East | ||||
| Geographic resolution: | local area |
Time
| Period: | Ordovician | Epoch: | Late/Upper Ordovician |
| *Period: | Late/Upper Ordovician | *Epoch: | Middle Caradoc - Late/Upper Caradoc |
| *International age/stage: | Longvillian - Onnian | *Local age/stage: | Linxiang |
| Key time interval: | Longvillian - Onnian | ||
| Age range of interval: | 457.40000 - 449.60000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Linxiang | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: PJW: Originally given as Linxiang/Jiangchaogou; however, I can find no indication of anything like a Jiangchaogou formation. Linxiang is a variant Europeanization of Linhsiang. | |||||
Lithology and environment
| Primary lithology: | lithified argillaceous "shale" |
| Secondary lithology: | lime mudstone |
| Lithology description: shale and nodular muddy limestone | |
| Environment: | offshore shelf |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | species names |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Also known as: | Linxiang/Jiangchaogou Fm., Yangjiaba, Chengkou County, Sichuan Prov., China | ||
| Database number: | 7644 | ||
| Authorizer: | A. Miller | Enterer: | P. Novack-Gottshall |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2000-05-30 11:51:37 | Last modified: | 2018-07-12 23:52:07 |
| Access level: | the public | Released: | 2000-05-30 11:51:37 |
| 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] |