Locality B58, B58.63, 18 km south of Wenquan army station, Qiangtang Terrane: Callovian - Kimmeridgian, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
unclassified
|
||||||||||
|
Cyadopites sp.
|
||||||||||
|
Dinophyceae
- Gonyaulacales
- Gonyaulacaceae
|
||||||||||
|
Systematophora areolata
Klement 1960
|
||||||||||
| dinoflagellate | ||||||||||
| see common names | ||||||||||
Geography
| Country: | China | State/province: | Qinghai |
| Coordinates: | 33.1° North, 91.8° East (view map) | ||
| Paleocoordinates: | 23.7° North, 89.0° East | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic |
| 10 m.y. bin: | Jurassic 5 |
| Key time interval: | Callovian - Kimmeridgian |
| Age range of interval: | 165.30000 - 149.20000 m.y. ago |
Stratigraphy
| Geological group: | Yanshiping | ||||
| Local section: | Locality B58 | Local bed: | 63 | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Middle Jurassic ?Bathonian/Callovian - Upper Jurassic, Kimmeridgian; bed 63 | |||||
Lithology and environment
| Primary lithology: | lithified "siliciclastic" |
| Environment: | marginal marine indet. |
| Geology comments: coastal plain facies with marine incursions and some lacustrine horizons | |
Taphonomy
| Size of fossils: | microfossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Collection method comments: Paleontological collections made on the 1985 Geotraverse. | |
Metadata
| Database number: | 68574 | ||
| Authorizer: | M. Aberhan | Enterer: | S. Nurnberg |
| Modifier: | S. Nurnberg | Research group: | micropaleontology,paleobotany |
| Created: | 2007-01-28 06:17:30 | Last modified: | 2007-02-06 04:45:01 |
| Access level: | the public | Released: | 2007-01-28 06:17:30 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 17531. | A. B. Smith and J. Xu. 1988. Palaeontology of the 1985 Geotraverse, Lhasa to Golmud. Philosophical Transactions of the Royal Society of London A 327:53-105 [M. Aberhan/S. Nurnberg/P. Wagner] |