Where: Russian Federation (67.0° N, 49.8° E: paleocoordinates 29.2° N, 29.5° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Sphaeroschwagerina sphaerica-Pseudofusulina firma foram zone, Shikhansk Formation, Asselian (298.9 - 295.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lithified, calcareous shale

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: O. L. Kossovaja. 1996. Correlation of uppermost Carboniferous and Lower Permian rugose coral zones from the Urals to western North America. Palaios 11:71-82 [M. Clapham/M. Clapham] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 110577: authorized by Matthew Clapham, entered by Matthew Clapham on 10.06.2011

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)