Where: Russian Federation (69.5° N, 64.0° E: paleocoordinates 40.4° N, 35.8° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Tab-yo Formation, Kungurian (279.3 - 272.3 Ma)

• 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 113905: authorized by Matthew Clapham, entered by Matthew Clapham on 07.08.2011

Creative Commons license: CC BY (attribution)