ZhaoJiaBa Fm., GuaBaoYan, NanZheng Co., ShanXi Prov., China: Arenig, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Endocerida
- Endoceratidae
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Anthoceras sp.
Teichert and Glenister 1954
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Cephalopoda
- Endocerida
- Proterocameroceratidae
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Proterocameroceras sp.
Ruedemann 1905
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Cephalopoda
- Ellesmerocerida
- Protocycloceratidae
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Catoraphinoceras sp.
Ulrich and Foerste 1936
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Strophomenata
- Billingsellida
- Billingsellidae
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Eosotrematorthis sp.
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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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Birmanites sp.
Sheng 1934
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Megistaspis sp.
Jaanusson 1956
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Megalaspides sp.
Brögger 1886
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Trilobita
- Phacopida
- Calymenidae
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Neseuretus sp.
Hicks 1873
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Pterobranchia
- Dendroidea
- Acanthograptidae
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Dictyonema sp.
Hall 1851
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Pterobranchia
- Graptoloidea
- Dichograptidae
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Azygograptus sp.
Nicholson and Lapworth 1875
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Didymograptus sp.
McCoy 1851
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Geography
| Country: | China | State/province: | ShanXi | County: | NanZheng |
| Coordinates: | 33.0° North, 106.0° East (view map) | ||||
| Paleocoordinates: | 16.2° North, 143.4° 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 | |||
Stratigraphy
| Formation: | Zhaojiaba |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | gray,green,yellow lithified silty "shale" |
| Secondary lithology: | siltstone |
| Lithology description: grayish green to yellow green silty shale with siltstone and a thin bed of cherty conglomerate | |
| Environment: | shoreface |
Taphonomy
Collection methods and comments
Metadata
| Database number: | 7887 | ||
| Authorizer: | A. Miller | Enterer: | P. Novack-Gottshall | Research group: | marine invertebrate |
| Created: | 2000-06-05 06:04:04 | Last modified: | 2000-06-05 09:04:04 |
| Access level: | the public | Released: | 2000-11-20 13:53:35 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 483. | Regional Stratigraphic Group of Shanxi Province. 1983. Regional stratigraphic table of Northwest China, Shanxi Province Part. Geological Publishing House, Beijing, China [A. Miller/P. Novack-Gottshall] |