Where: Russian Federation (64.5° N, 157.1° E: paleocoordinates 75.3° N, 1.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Roadian to Roadian (272.3 - 252.2 Ma)

• Upper Permian

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Primary reference: V. A. Muromtseva and V. A. Guskov. 1984. Permskie Morskie Otlozheniya I Dvustvorchatie Mollyuski Sovetskoi Arktiki 1-154 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 114121: authorized by Matthew Clapham, entered by Matthew Clapham on 10.08.2011

Creative Commons license: CC BY (attribution)