Y6 - Yuandun section, sample level 6: Arenigian, China
collected by Turvey 1998-1999
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita
- Asaphida
- Asaphidae
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Ningkianites sp.
Lu 1975
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16 specimens | ||||||
Liomegalaspides sp.
Lu and Chang 1974
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4 specimens | ||||||
Trilobita
- Asaphida
- Remopleurididae
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Hexacopyge sp.
Yuan and Zhou
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2 specimens | ||||||
Trilobita
- Trinucleida
- Trinucleidae
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Hanchungolithinae indet.
Lu 1963
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195 specimens | ||||||
see common names |
Geography
Country: | China | State/province: | Shaanxi |
Coordinates: | 33.1° North, 106.6° East (view map) | ||
Paleocoordinates: | 15.8° North, 144.0° East | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | small collection |
Time
Period: | Ordovician |
10 m.y. bin: | Ordovician 2 |
Key time interval: | Arenigian |
Age range of interval: | 477.70000 - 468.00000 m.y. ago |
Stratigraphy
Formation: | Chaochiapa | ||||
Local section: | Yuandun | Local bed: | 6 | ||
Local order: | bottom to top | ||||
Stratigraphy comments: Approximately 16 m above base of section. |
Lithology and environment
Primary lithology: | green,yellow lithified "shale" |
Secondary lithology: | quartzose lithified sandstone |
Environment: | offshore |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection | ||
Reason for describing collection: | general faunal/floral analysis | ||
Collectors: | Turvey | Collection dates: | 1998-1999 |
Taxonomic list comments:References focuses on trilobites. |
Metadata
Database number: | 116189 | ||
Authorizer: | A. Miller | Enterer: | S. Kolbe |
Modifier: | S. Kolbe | Research group: | marine invertebrate |
Created: | 2011-09-06 05:40:34 | Last modified: | 2011-09-05 15:49:31 |
Access level: | the public | Released: | 2011-09-06 05:40:34 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
37454. | S. T. Turvey. 2005. Early Ordovician (Arenig) trilobite palaeoecology and palaeobiogeography of the South China Plate. Palaeontology 48(3):519-547 [A. Miller/S. Kolbe] |