Bed 12, Meishan D Section, Changxing Formation, Zhejiang: Changhsingian, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Protozoa
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Radiolaria indet.
Müller 1858
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abundant category | ||||||
Protozoa
- Latentifistularia
- Pseudolitheliidae
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Grandetortura nipponica
Sashida and Tonishi 1991
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abundant category | ||||||
Protozoa
- Latentifistularia
- Cauletellidae
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Ishigaum trifustis
De Wever and Caridroit 1984
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rare category | ||||||
Protozoa
- Entactinaria
- Entactiniidae
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Entactinia itsukaichiensis
Sashida and Tonishi 1985
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abundant category | ||||||
recombined as Stigmosphaerostylus itsukaichiensis | |||||||
? Entactinia sp.
Foreman 1963
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rare category | ||||||
synonym of Stigmosphaerostylus | |||||||
Entactinosphaera cimelia
Nazarov and Ormiston 1985
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rare category | ||||||
see common names |
Geography
Country: | China |
Coordinates: | 31.1° North, 119.7° East (view map) |
Paleocoordinates: | 17.2° North, 101.6° East |
Basis of coordinate: | based on nearby landmark |
Geographic resolution: | hand sample |
Time
Period: | Permian | Epoch: | Lopingian |
Stage: | Changhsingian | 10 m.y. bin: | Permian 4 |
Key time interval: | Changhsingian | ||
Age range of interval: | 254.14000 - 251.90200 m.y. ago |
Stratigraphy
Geological group: | Lower Yangtze Block | Formation: | Changxing | Member: | Baoqing |
Local section: | Meishan D | Local bed: | 12 | ||
Local order: | bottom to top | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: Neogondolella subcarinata conodont zone, Neoalbaillella ornithoformis radiolaria zone |
Lithology and environment
Primary lithology: | lithified "limestone" |
Secondary lithology: | lithified claystone |
Lithology description: gray to grayish black thin-medium bedded limestone, intercalated with siliceous limestone, cherty banding, and claystone | |
Environment: | deep subtidal ramp |
Geology comments: slope facies along the Changxing carbonate platform margin, water depth of 150-200 m |
Taphonomy
Size of fossils: | microfossils |
Collection methods and comments
Collection methods: | acetic,field collection |
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 61251 | ||
Authorizer: | W. Kiessling | Enterer: | U. Merkel |
Modifier: | W. Kiessling | Research group: | micropaleontology |
Created: | 2006-06-02 02:25:46 | Last modified: | 2006-06-06 10:46:00 |
Access level: | the public | Released: | 2006-06-02 02:25:46 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
17613. | W. He, Q. Feng, S. Gu and Y. Jin. 2005. Changxingian (Upper Permian) radiolarian fauna from Meishan D Section, Changxing, Zhejiang, China, and its possible paleoecological significance. Journal of Paleontology 79(2):209-218 [W. Kiessling/U. Merkel] |