HTT-22, Chang Dao radiolarians, Thailand: Changhsingian, Thailand
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Protozoa
- Albaillellaria
- Albaillellidae
|
||||||||||
Albaillella levis
Ishiga et al. 1982
|
||||||||||
Protozoa
- Latentifistularia
- Cauletellidae
|
||||||||||
Triplanospongos musashiensis
Sashida and Tonishi 1988
|
||||||||||
Ishigaum trifustis
De Wever and Caridroit 1984
|
||||||||||
Protozoa
- Latentifistularia
- Ormistonellidae
|
||||||||||
? Nazarovella sp.
De Wever and Caridroit 1984
|
||||||||||
synonym of Quadricaulis | ||||||||||
Nazarovella inflata
Sashida and Tonishi 1986
|
||||||||||
recombined as Quadriremis inflata | ||||||||||
Protozoa
- Latentifistularia
- Pseudolitheliidae
|
||||||||||
Grandetortura nipponica
Sashida and Tonishi 1991
|
||||||||||
Protozoa
- Latentifistularia
- Latentifistulidae
|
||||||||||
Latentibifistula asperspongiosa
Sashida and Tonishi 1986
|
||||||||||
Protozoa
- Entactinaria
- Entactiniidae
|
||||||||||
Copicyntra sp.
Nazarov and Ormiston 1985
|
||||||||||
[entered as Copycyntra sp.] | ||||||||||
Hegleria mammilla
(Sheng and Wang 1985)
|
||||||||||
Entactinia itsukaichiensis
Sashida and Tonishi 1985
|
||||||||||
recombined as Stigmosphaerostylus itsukaichiensis | ||||||||||
? Astroentactinia sp.
Nazarov 1975
|
||||||||||
synonym of Stigmosphaerostylus | ||||||||||
[entered as Astroentacinia sp.] | ||||||||||
Entactinosphaera pseudocimelia
Sashida and Tonishi 1988
|
||||||||||
Protozoa
- Spumellaria
- Orbiculiformidae
|
||||||||||
Orbiculiformidae indet.
Pessagno 1973
|
||||||||||
Protozoa
- Spumellaria
- Archaeospongoprunidae
|
||||||||||
? Pseudospongoprunum chiangdaoensis
Sashida 2000
|
||||||||||
recombined as Archaeospongoprunum chiangdaoensis | ||||||||||
see common names |
Geography
Country: | Thailand |
Coordinates: | 19.5° North, 99.0° East (view map) |
Paleocoordinates: | 15.8° South, 87.4° East |
Basis of coordinate: | stated in text |
Geographic resolution: | hand sample |
Time
Period: | Permian | Epoch: | Lopingian |
Stage: | Changhsingian | 10 m.y. bin: | Permian 4 |
Key time interval: | Changhsingian | ||
Age range of interval: | 254.14000 - 251.90200 m.y. ago |
Stratigraphy
Formation: | Fang Chert | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: Informal formation name of Bunopas (1981). 0 horizon in P-T boundary.
Neoalbaillella optima zone. Unit 7 |
Lithology and environment
Primary lithology: | gray lithified chert |
Lithology description: dark gray bedded chert | |
Environment: | basinal (siliceous) |
Taphonomy
Modes of preservation: | body,original silica |
Size of fossils: | microfossils |
Preservation of anatomical detail: | medium |
Collection methods and comments
Collection methods: | chemical,hydroflouric,field collection |
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 64528 | ||
Authorizer: | W. Kiessling | Enterer: | W. Kiessling | Research group: | micropaleontology |
Created: | 2006-09-09 15:58:07 | Last modified: | 2006-09-09 18:58:08 |
Access level: | the public | Released: | 2006-09-09 15:58:06 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
18623. | K. Sashida, H. Igo, S. Adachi, K. Ueno, Y. Kajiwara, N. Nakornsri, and A. Sardsud. 2000. Late Permian to Middle Triassic radiolarian faunas from northern Thailand. Journal of Paleontology 74(5):789-811 [W. Kiessling/W. Kiessling/P. Wagner] |