Unit 17, Zhitai Fm., Yanheganxi and Yanhe, Guizhou Prov., China: Arenig, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Pterobranchia
- Graptoloidea
- Phyllograptidae
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Phyllograptus sp.
Hall 1858
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Rhynchonellata
- Pentamerida
- Clarkellidae
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Yangtzeella sp.
Kolarova 1925
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Clarkella sp.
Walcott 1908
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Rhynchonellata
- Pentamerida
- Tetralobulidae
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Syntrophopsis sp.
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Doloresella sp.
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Punctolira sp.
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Rhynchonellata
- Orthida
- Orthidae
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Sinorthis sp.
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Rhynchonellata
- Orthida
- Euorthisinidae
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Euorthisina sp.
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Rhynchonellata
- Orthida
- Plectorthidae
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Mimella sp.
Cooper 1930
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Desmorthis sp.
Ulrich and Cooper 1936
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Rhynchonellata
- Orthida
- Paurorthidae
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Paurorthis sp.
Schuchert and Cooper 1931
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Strophomenata
- Strophomenida
- Taffiidae
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Leptella sp.
Hall and Clarke 1892
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Trilobita
- Corynexochida
- Leiostegiidae
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Eucalymene sp.
Lu 1975
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| synonym of Pseudocalymene | |||||||
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Trilobita
- Asaphida
- Asaphidae
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Megalaspides sp.
Brögger 1886
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Isoteloides sp.
Raymond 1910
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Trilobita
- Asaphida
- Taihungshaniidae
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Taihungshania sp.
Sun 1931
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Trilobita
- Phacopida
- Pliomeridae
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Encrinurella sp.
Reed 1915
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Agnostida
- Metagnostidae
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Geragnostus sp.
Howell 1935
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Trinodus sp.
M'Coy 1846
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| see common names | |||||||
Geography
| Country: | China | State/province: | Guizhou |
| Coordinates: | 29.0° North, 109.0° East (view map) | ||
| Paleocoordinates: | 16.5° North, 138.4° East | ||
| Geographic resolution: | local area |
Time
| Period: | Ordovician | ||
| 10 m.y. bin: | Ordovician 2 | ||
| *Period: | Early/Lower Ordovician | *Epoch: | Early/Lower Arenig |
| Key time interval: | Arenig | ||
| Age range of interval: | 477.70000 - 468.40000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Lithology and environment
| Primary lithology: | green,yellow lithified "shale" |
| Environment: | deep subtidal shelf |
| Geology comments: Yellow-green shale | |
Taphonomy
Collection methods and comments
Metadata
| Database number: | 4763 | ||
| Authorizer: | A. Miller | Enterer: | P. Novack-Gottshall | Research group: | marine invertebrate |
| Created: | 1999-08-19 07:41:22 | Last modified: | 1999-08-19 10:41:22 |
| Access level: | the public | Released: | 2000-11-20 13:53:23 |
| 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] |