Unit 5, Dawan Fm., Lushan Kaili, Guizhou Prov., China: Dawan, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda - Orthocerida - Orthoceratidae
Michelinoceras sp. Foerste 1932
Trilobita - Asaphida - Taihungshaniidae
Asaphopsis sp. Mansuy 1920
see common names

Geography
Country:China State/province:Guizhou
Coordinates: 27.0° North, 108.0° East (view map)
Paleocoordinates:18.7° North, 137.7° East
Geographic resolution:local area
Time
Period:Ordovician
10 m.y. bin:Ordovician 2
*Period:Early/Lower Ordovician *Epoch:Late/Upper Arenig
*International age/stage:Late/Upper Arenig *Local age/stage:Middle - Late/Upper Dawan
Key time interval:Dawan
Age range of interval:478.60000 - 468.10000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Dawan
Local section:5
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: lithified sandy "limestone"
Secondary lithology: "shale"
Lithology description: limestone, shale, and sandstone
Environment:shallow subtidal indet.
Taphonomy
Collection methods and comments
Collection excludes:species names
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:7353
Authorizer:A. Miller Enterer:P. Novack-Gottshall
Research group:marine invertebrate
Created:2000-05-23 16:26:56 Last modified:2001-08-16 13:10:38
Access level:the public Released:2000-11-20 13:53:34
Creative Commons license:CC BY
Reference information

Primary reference:

288. R. Wang. 1981. Stratigraphic Summary of the Southwestern Region of China. Institute of Geology and Mine Deposit at Chengdu, Ministry of Geology (not published, copy of article deposited with A. I. Miller at the University of Cincinnati, received through S. Mao) 14-61 [A. Miller/P. Novack-Gottshall]