Sample NF-195-51-2, Section NF-195B, Inuyama, Mino Terrane (Permian of Japan)

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, black, gray chert and lithified, black claystone

• Black to dark gray chert with black claystone

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 153222: authorized by József Pálfy, entered by Adam Kocsis on 09.12.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Protozoa
 Spumellaria - Relindellidae
Tetraspongodiscus spp. Kozur and Mostler 1979 radiolarian
 Spumellaria - Sponguridae
? Pseudospongoprunum spp. Wakamatsu et al. 1990 radiolarian
 Albaillellaria - Albaillellidae
Neoalbaillella spp. Takemura and Nakaseko 1981 radiolarian
 Entactinaria - Entactiniidae
Stigmosphaerostylus spp. Rüst 1892 radiolarian
 Latentifistularia - Cauletellidae
Ishigaum spp. De Wever and Caridroit 1984 radiolarian
Ishigaum trifustis De Wever and Caridroit 1984 radiolarian