Where: Japan (37.4° N, 139.0° E: paleocoordinates 37.7° N, 138.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Nishiyama Formation, Piacenzian to Piacenzian (3.6 - 0.8 Ma)

• Nishiyama spans late Pliocene (c. 3.5 Ma) to Pleistocene (c. 1.5 Ma) on the basis of paleomagnetism, tephrochronology, and diatom biostratigraphy (Nagahashi & Satoguchi, 2007).

• group of beds-level stratigraphic resolution

Environment/lithology: marine; siliciclastic sediments

Size class: macrofossils

Collection methods: Repository: Institute of Geology and Paleontology, Tohoku University, Sendai (IGPS)

Primary reference: K. M. Hatai. 1940. The Cenozoic Brachiopoda of Japan. Science Reports, Tohoku Imperial University, Series 2 20:1-413 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 190740: authorized by Matthew Clapham, entered by Matthew Clapham on 15.12.2017

Creative Commons license: CC BY (attribution)