Chuanmu section, Bed 178a, Huaying Mountains: Changhsingian, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata
- Spiriferida
- Ambocoeliidae
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Crurithyris sp.
George 1931
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Rhynchonellata
- Athyridida
- Athyrididae
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? Spirigerella sp.
Waagen 1883
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Rhynchonellata
- Orthida
- Schizophoriidae
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Acosarina minuta
(Abich 1878)
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Strophomenata
- Productida
- Productellidae
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Cathaysia orbicularis
Liao 1980
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Strophomenata
- Productida
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Spinomarginifera lopingensis
(Kayser 1883)
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Strophomenata
- Strophomenida
- Rugosochonetidae
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Neochonetes (Huangichonetes) geniculatus
Campi and Shi 2005
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Neochonetes (Huangichonetes) substrophomenoides
(Huang 1932)
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Linshuichonetes flatus
(Shen and Archbold 2002)
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see common names |
Geography
Country: | China | State/province: | Sichuan |
Coordinates: | 30.2° North, 106.8° East (view map) | ||
Paleocoordinates: | 9.1° North, 93.8° East | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | small collection |
Time
Period: | Permian | Epoch: | Lopingian |
Stage: | Changhsingian | 10 m.y. bin: | Permian 4 |
Key time interval: | Changhsingian | Conodont zone: | Clarkina meishanensis |
Age range of interval: | 254.14 - 251.902 m.y. ago |
Stratigraphy
Formation: | Feixianguan | ||||
Local section: | Chuanmu | Local bed: | 178a | ||
Local order: | bottom to top | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: The basal 20 cm of the Feixianguan Formation; last bed of Permian, the Permian-Triassic boundary has been placed between Beds 178a and 178b. Conodonts not given from this section, but this is a post-extinction fauna correlative to C. meishanensis zone elsewhere. |
Lithology and environment
Primary lithology: | lithified argillaceous "limestone" |
Includes fossils? | Y |
Environment: | shallow subtidal indet. |
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 |
Taxonomic list comments:Permian holdover taxa, small and relatively thin-shelled species |
Metadata
Database number: | 60472 | ||
Authorizer: | W. Kiessling | Enterer: | U. Merkel |
Modifier: | M. Clapham | Research group: | marine invertebrate |
Created: | 2006-05-16 06:15:40 | Last modified: | 2012-03-31 12:01:35 |
Access level: | the public | Released: | 2006-05-16 06:15:40 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
17390. | M. J. Campi and G. R. Shi. 2005. New Lopingian (Late Permian) rugosochonetid species from Sichuan, South China. Alcheringa 29(2):275-285 [W. Kiessling/U. Merkel] |