Where: Russian Federation (71.3° N, 52.3° E: paleocoordinates 40.4° N, 30.8° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Shadrovskaya Formation, Wordian (266.9 - 264.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Primary reference: N.V. Kalashnikov, V.A. Molin, and L.A. Fefilova. 1981. Permskie Otlozheniya Novoi Zemli 1-145 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 109941: authorized by Matthew Clapham, entered by Matthew Clapham on 30.05.2011

Creative Commons license: CC BY (attribution)