Tongzhi Fm., Wanzu, Pengshui Co., Sichuan Prov., China: Tremadoc, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Agnostida
- Metagnostidae
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Geragnostus sp.
Howell 1935
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Trilobita
- Ptychopariida
- Shumardiidae
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Shumardia sp.
Billings 1862
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Trilobita
- Asaphida
- Hungaiidae
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Dactylocephalus sp.
Hsu 1948
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Trilobita
- Asaphida
- Taihungshaniidae
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Taihungshania sp.
Sun 1931
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Asaphopsis sp.
Mansuy 1920
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Tungtzuella sp.
Lu 1957
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Trilobita
- Asaphida
- Asaphidae
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Asaphellus sp.
Callaway 1877
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Psilocephalina sp.
Hsu 1948
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Trilobita
- Asaphida
- Remopleurididae
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Lohanpopsis sp.
Lu 1965
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Trilobita
- Corynexochida
- Leiostegiidae
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Szechuanella sp.
Lu 1962
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| synonym of Pseudocalymene | |||||||
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Rhynchonellata
- Orthida
- Finkelnburgiidae
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Finkelnburgia sp.
(Walcott 1905)
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| original and current combination Orthis (Finkelnburgia) | |||||||
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Pterobranchia
- Dendroidea
- Acanthograptidae
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Acanthograptus sp.
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| see common names | |||||||
Geography
| Country: | China | State/province: | Sichuan | County: | Pengshui |
| Coordinates: | 29.0° North, 109.0° East (view map) | ||||
| Paleocoordinates: | 19.4° North, 143.2° East | ||||
| Geographic resolution: | local area |
Time
| 10 m.y. bin: | Cambrian-Ordovician | ||
| *Period: | Early/Lower Ordovician | *Epoch: | Tremadoc |
| Key time interval: | Tremadoc | ||
| Age range of interval: | 485.00000 - 477.70000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Tongzi |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | dolomitic lithified "limestone" |
| Secondary lithology: | "shale" |
| Lithology description: limestone, shale, and dolostone | |
| Environment: | shallow subtidal indet. |
Taphonomy
Collection methods and comments
| Collection excludes: | species names |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 7664 | ||
| Authorizer: | A. Miller | Enterer: | P. Novack-Gottshall | Research group: | marine invertebrate |
| Created: | 2000-05-30 14:17:10 | Last modified: | 2001-08-16 13:10:39 |
| 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] |