Gj-82, Gujo-hachiman section, Mino Belt (Permian to of Japan)

Where: Japan (35.7° N, 136.8° E: paleocoordinates 29.2° N, 112.4° E)

• coordinate estimated from map

• hand sample-level geographic resolution

When: Neoalbaillella optima and N. ornithoformis Assemblage Zones of Ishiga (1986) zone, Wuchiapingian to Wuchiapingian (259.9 - 252.2 Ma)

• upper Wuchiapingian-Changhsingian

Environment/lithology: basinal (siliceous); lithified chert

Size class: microfossils

Primary reference: K. Kuwahara. 1997. Evolutionary patterns of Late Permian Albaillella (Radiolaria) as seen in bedded chert sections in the Mino Belt, Japan. Marine Micropaleontology 30:65-78 [J. Pálfy/A. Kocsis]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 130451: authorized by József Pálfy, entered by Adam Kocsis on 09.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Protozoa
 Albaillellaria - Albaillellidae
Albaillella "excelsa-lauta Linage group" Deflandre 1952 radiolarian
Albaillella levis Ishiga et al. 1982 radiolarian
Albaillella aff. levis Ishiga et al. 1982 radiolarian
Albaillella asymmetrica Ishiga and Imoto 1982 radiolarian
Albaillella triangularis Ishiga et al. 1982 radiolarian
Neoalbaillella spp. Takemura and Nakaseko 1981 radiolarian
Neoalbaillella ornithoformis Takemura and Nakaseko 1981 radiolarian
Neoalbaillella optima Ishiga et al. 1982 radiolarian
Neoalbaillella grypus Ishiga et al. 1982 radiolarian
 Albaillellaria - Follicucullidae
Follicucullus spp. Ormiston and Babcock 1979 radiolarian
Follicucullus japonicus Ishiga 1991 radiolarian
Follicucullus scholasticus Ormiston and Babcock 1979 radiolarian
Follicucullus monacanthus Ishiga and Imoto 1982 radiolarian
"Pseudoalbaillella spp." = Parafollicucullus Holdsworth and Jones 1980 radiolarian
Pseudoalbaillella aff. fusiformis Holdsworth and Jones 1980 radiolarian
Pseudoalbaillella aff. longicornis Ishiga and Imoto 1980 radiolarian