SaErGanTag Fm., LeYaYeLiTak, BaChu Co., XinJiang, Prov., China: Llandeilo, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Strophomenata
- Strophomenida
- Rafinesquinidae
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Rafinesquina sp.
Hall and Clarke 1892
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Strophomenata
- Billingsellida
- Polytoechiidae
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Martellia sp.
Wirth 1936
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Polytoechia sp.
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Cephalopoda
- Tarphycerida
- Trocholitidae
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Discoceras sp.
Barrande 1867
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Cephalopoda
- Endocerida
- Endoceratidae
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Cameroceras sp.
Conrad 1842
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Vaginoceras sp.
Hyatt 1884
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Ostracoda
- Palaeocopida
- Euprimitiidae
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Laccoprimitia sp.
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Ostracoda
- Podocopida
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Octonaria sp.
Jones 1887
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Trilobita
- Asaphida
- Asaphidae
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Asaphus sp.
Brongniart 1822
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Trilobita
- Trinucleida
- Raphiophoridae
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Ampyx sp.
(Dalman 1827)
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Trilobita
- Corynexochida
- Illaenidae
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Illaenus sp.
Dalman 1827
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| see common names | |||||||
Geography
| Country: | China | State/province: | XinJiang | County: | BaChu |
| Coordinates: | 40.0° North, 78.0° East (view map) | ||||
| Paleocoordinates: | 33.2° South, 115.2° East | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | local area |
Time
| Period: | Ordovician | Epoch: | Middle Ordovician |
| Stage: | Darriwilian | 10 m.y. bin: | Ordovician 3 |
| *Period: | Middle Ordovician | *Epoch: | Llandeilo |
| Key time interval: | Llandeilo | ||
| Age range of interval: | 461.3 - 458.4 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | SaErGanTag |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | ooidal,gray argillaceous "limestone" |
| Lithology description: White to grayish white limestone with oolitic clastics and muddy limestone | |
| Environment: | marine indet. |
Taphonomy
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Collection excludes: | species names |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 20809 | ||
| Authorizer: | A. Miller | Enterer: | P. Novack-Gottshall |
| Modifier: | P. Novack-Gottshall | Research group: | marine invertebrate |
| Created: | 2002-06-07 08:24:12 | Last modified: | 2002-06-07 11:24:12 |
| Access level: | the public | Released: | 2002-06-07 08:24:12 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 3862. | Y. S. Zhang. 1981. Stratigraphic table of northwestern region of China: XinJiang Province part. Geological Publishing House, Beijing, China (Original source resides with A. Miller) [A. Miller/P. Novack-Gottshall] |