Kalpin area: Darriwilian, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Radiocyatha - Soanitidae
Calathium sp. Billings 1865
Demospongiae - Anthaspidellidae
Pseudopalmatohindia sp. Rigby and Webby 1988
Archaeoscyphia minganensis (Billings 1859)
Rhopalocoelia kalpinensis n. sp. Liu et al. 2003
Demospongiae - Streptosolenidae
? Aulocopium sp. Oswald 1847
Hudsonospongia cyclostoma Raymond and Okulitch 1940
see common names

Geography
Country:China State/province:Xinjiang
Coordinates: 40.4° North, 79.0° East (view map)
Paleocoordinates:30.9° South, 117.8° East
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period:Ordovician Epoch:Middle Ordovician
Stage:Darriwilian 10 m.y. bin:Ordovician 3
Key time interval:Darriwilian
Age range of interval:467.30000 - 458.40000 m.y. ago
Stratigraphy
Formation:Dawangou
Stratigraphic resolution:group of beds
Stratigraphy comments: lower part of the formation
Lithology and environment
Primary lithology: lithified "limestone"
Lithology description: small patch reefs
Environment:reef, buildup or bioherm
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Preservation of anatomical detail:good
Collection methods and comments
Collection methods:peel or thin section,field collection
Reason for describing collection:taxonomic analysis
Metadata
Also known as:Reef 3738
Database number:80010
Authorizer:W. Kiessling Enterer:U. Merkel
Modifier:W. Kiessling Research group:marine invertebrate
Created:2008-04-01 06:22:54 Last modified:2008-05-19 12:09:48
Access level:authorizer only Released:2010-01-08 10:39:56
Creative Commons license:CC BY
Reference information

Primary reference:
26899. B. Liu, J. K. Rigby, and Z. Zhu. 2003. Middle Ordovician lithistid sponges from the Bachu-Kalpin area, Xinjiang, northwestern China. Journal of Paleontology 77(3):430-441 [W. Kiessling/U. Merkel]