Yuxian: Asselian - Sakmarian, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Angiospermae
Carpolithus informal sp. 1 Linnaeus 1768
Pinopsida - Cordaitanthales
Cordaites informal sp. 1 leaf Unger 1850
Polypodiopsida - Equisetales - Calamitaceae
Calamites informal sp. 1 axis Suckow 1784
unclassified
Stigmaria informal sp. 1 root Brongniart 1822
see common names

Geography
Country:China State/province:Henan
Coordinates: 34.2° North, 113.5° East (view map)
Paleocoordinates:17.0° North, 83.0° East
Basis of coordinate:estimated from map
Time
Period:Permian Epoch:Cisuralian
*Period:Early/Lower Permian
*International age/stage:Asselian - Sakmarian *Local age/stage:Taiyuan
Key time interval:Asselian - Sakmarian
Age range of interval:298.90000 - 290.10000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Taiyuan
Lithology and environment
Taphonomy
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Collection method comments: Thin coal lines occur in this unit.
Taxonomic list comments:List from p. 186-187. Genus-level assignments and numbers of species are from the PGAP database. Species names are in the process of being entered.
Metadata
Also known as:PGAP 11060
Database number:29896
Authorizer:A. Rees Enterer:A. Rees
Research group:paleobotany
Created:2003-04-02 12:40:50 Last modified:2003-04-04 14:34:36
Access level:the public Released:2003-04-02 12:40:50
Creative Commons license:CC BY
Reference information

Primary reference:

8307.PGAP 516Bur. of Geol. and Min. Resources of Henan. 1989. Regional Geology of Henan province. People's Republic of China Ministry of Geology and Mineral Resources, Geological Memoirs 1(17):1-772 [A. Rees/A. Rees/S. Bruning]