Liuwa: Changhsingian, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Protozoa - Spumellaria - Oertlispongidae
? Paroertlispongus sp. Kozur and Mostler 1981
rare category
Protozoa - Latentifistularia - Ormistonellidae
Nazarovella gracilis De Wever and Caridroit 1984
common category
Protozoa - Entactinaria - Entactiniidae
abundant category
abundant category
Copicyntra sp. Nazarov and Ormiston 1985
common category
see common names

Geography
Country:China State/province:Guizhou
Coordinates: 25.6° North, 105.8° East (view map)
Paleocoordinates:15.6° South, 105.3° East (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period: Permian Epoch: Lopingian
Stage: Changhsingian 10 m.y. bin: Permian 4
Key time interval: Changhsingian
Age range of interval: 254.14 - 251.902 m.y. ago
Stratigraphy
Formation:Qiaoma
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: lithified chert
Secondary lithology: lithified mudstone
Lithology description: 15 m thick siliceous-muddy sequence
Environment:basinal (siliceous)
Taphonomy
Modes of preservation:body
Size of fossils:microfossils
Preservation of anatomical detail:good
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:95323
Authorizer:W. Kiessling Enterer:U. Merkel
Research group:micropaleontology
Created:2010-04-12 05:14:47 Last modified:2025-02-22 15:12:02
Access level:the public Released:2010-04-12 05:14:47
Creative Commons license:CC0
Reference information

Primary reference:
32433. Q. Feng and S. Gu. 2002. Uppermost Changxingian (Permian) radiolarian fauna from southern Guizhou, southwestern China. Journal of Paleontology 76(5):797-809 [W. Kiessling/U. Merkel]