Where: Russian Federation (70.0° N, 128.0° E: paleocoordinates 65.9° N, 25.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dulgalakh Formation, Changhsingian (254.2 - 252.2 Ma)

• Upper Dulgalakh svita (boundary layers with the Triassic)

• 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 113991: authorized by Matthew Clapham, entered by Matthew Clapham on 08.08.2011

Creative Commons license: CC BY (attribution)