Where: Russian Federation (65.5° N, 132.3° E: paleocoordinates 60.2° N, 29.1° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Ol'chan Formation, Sakmarian (293.5 - 290.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Primary reference: B.C. Abramov and A.D. Grigorieva. 1988. Biostratigraphiya i Brakhiopody Permi Verkhoyaniya 1-204 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 100481: authorized by Matthew Clapham, entered by Matthew Clapham on 09.12.2010

Creative Commons license: CC BY (attribution)