R 553, Northern Ali 1 Section, Changning-Menglian Terrane, Yunnan, China: Wuchiapingian - Changhsingian, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Protozoa
- Albaillellaria
- Albaillellidae
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Albaillella triangularis
Ishiga et al. 1982
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| see common names | |||||||
Geography
| Country: | China |
| Coordinates: | 22.3° North, 99.6° East (view map) |
| Paleocoordinates: | 18.0° South, 85.5° East |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | hand sample |
Time
| Period: | Permian | Epoch: | Lopingian |
| 10 m.y. bin: | Permian 4 | ||
| Key time interval: | Wuchiapingian - Changhsingian | ||
| Age range of interval: | 259.51000 - 251.90200 m.y. ago |
Stratigraphy
| Geological group: | Laba | ||
| Local section: | Northern Ali 1 | Local bed: | R 553 |
| Local order: | bottom to top | ||
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | lithified chert |
| Includes fossils? | Y |
| Lithology description: rhythmically alternating grey-pinkish chert layers, 2-5 cm thick, interbedded with thin siliceous mudstone layers, 1-2 mm thick | |
| Environment: | basinal (siliciclastic) |
Taphonomy
| Modes of preservation: | body,original silica |
| Size of fossils: | microfossils |
| Preservation of anatomical detail: | poor |
Collection methods and comments
| Collection methods: | chemical,field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 60003 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel | Research group: | micropaleontology |
| Created: | 2006-04-26 23:39:08 | Last modified: | 2006-04-27 02:39:09 |
| Access level: | the public | Released: | 2006-04-26 23:39:06 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 17231. | K. Kuwahara, A. Yao, and T. An. 1997. Paleozoic and Mesozoic complexes in the Yunnan area, China (Part 1): Preliminary report of Middle-Late Permian radiolarian assemblages. Journal of Geosciences, Osaka City University 40:37-49 [W. Kiessling/U. Merkel] |