Wa'ergang, unit 20, 27: Taoyuanian, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita
- Trinucleida
- Alsataspididae
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Skljarella cf. hunanensis
(Peng 1984)
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rare category | ||||||
Agnostida
- Agnostidae
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Neoagnostus cf. acutifrons
(Troedsson 1937)
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rare category | ||||||
see common names |
Geography
Country: | China | State/province: | Hunan |
Coordinates: | 29.1° North, 110.9° East (view map) | ||
Paleocoordinates: | 20.7° North, 147.1° East | ||
Basis of coordinate: | based on nearby landmark | ||
Geographic resolution: | small collection |
Time
Period: | Cambrian | ||
10 m.y. bin: | Cambrian 4-5 | ||
Key time interval: | Taoyuanian | Zone: | Probilacunaspis nasalis-Peichiashania hunanensis |
Age range of interval: | 494.90000 - 485.40000 m.y. ago |
Stratigraphy
Formation: | Shenjiawan | ||||
Local section: | Wa'ergang | Local bed: | 27 | ||
Local order: | bottom to top | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: sample 27 of middle unit 20 |
Lithology and environment
Primary lithology: | lithified "limestone" |
Lithology description: argillaceous, laminated limestone | |
Environment: | slope |
Geology comments: Jiangnan Slope Belt |
Taphonomy
Modes of preservation: | cast,mold/impression |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 126670 | ||
Authorizer: | W. Kiessling | Enterer: | U. Merkel | Research group: | marine invertebrate |
Created: | 2012-04-11 18:36:28 | Last modified: | 2012-04-11 03:36:28 |
Access level: | authorizer only | Released: | 2015-04-11 18:36:28 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
41110. | S. Peng. 1992. Upper Cambrian biostratigraphy and trilobite faunas of the Cili-Taoyuan area, northwestern Hunan, China. Memoir of the Association of Australasian Palaeontologists 13:1-119 [W. Kiessling/U. Merkel] |