Where: Japan (37.1° N, 140.9° E: paleocoordinates 24.0° N, 114.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Kashiwadaira Formation (Takakura-yama Group), Capitanian (264.3 - 259.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Primary reference: K. Nakazawa and N.D. Newell. 1968. Permian bivalves of Japan. Memoirs of the Faculty of Science, Kyoto University, Series of Geology and Mineralogy 35(1):1-108 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 114531: authorized by Matthew Clapham, entered by Matthew Clapham on 16.08.2011

Creative Commons license: CC BY (attribution)