Where: Japan (35.7° N, 136.6° E: paleocoordinates 32.3° N, 112.7° E)
• coordinate estimated from map
• hand sample-level geographic resolution
When: Neoalbaillella optima other zone, Hashikadani Formation, Changhsingian (254.2 - 252.2 Ma)
• Main Unit
Environment/lithology: basinal (siliceous); lithified, gray chert
Size class: microfossils
Primary reference: H. Sano, K. Kuwahara, A. Yao and S. Agematsu. 2012. Stratigraphy and age of the Permian-Triassic boundary siliceous rocks of the Mino terrane in the Mt. Funabuseyama area, central Japan. Paleontological Research 16(2):124-145 [J. Pálfy/A. Kocsis]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 153266: authorized by József Pálfy, entered by Adam Kocsis on 09.12.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
| Protozoa | |
|
Ishigaum trifustis De Wever and Caridroit 1984 radiolarian
Triplanospongos spp. Sashida and Tonishi 1988 radiolarian
Triplanospongos musashiensis Sashida and Tonishi 1988 radiolarian | |
|
Latentifistula spp. Nazarov and Ormiston 1983 radiolarian | |
|
"Quadricaulis inflata" = Quadricaulis radiolarian
"Raciditor gracilis" = Quadricaulis radiolarian
Ormistonella adherens radiolarian | |
|
| |
|
Paracopicyntra spp. Feng et al. 2006 radiolarian
Stigmosphaerostylus spp. Rüst 1892 radiolarian | |
|
Albaillella excelsa Ishiga et al. 1982 radiolarian
Albaillella cf. angusta Kuwahara 1999 radiolarian
Albaillella triangularis Ishiga et al. 1982 radiolarian
Neoalbaillella cf. optima Ishiga et al. 1982 radiolarian | |
|
Tetraspongodiscus spp. Kozur and Mostler 1979 radiolarian | |