Where: Russian Federation (67.2° N, 60.8° E: paleocoordinates 38.1° N, 37.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Adz'va Formation, Kungurian (279.3 - 272.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; siliciclastic sediments

Size class: macrofossils

Primary reference: N. V. Kalashnikov. 1998. Permian Spiriferids from the North of European Russia 1-139 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 133115: authorized by Matthew Clapham, entered by Matthew Clapham on 02.09.2012

Creative Commons license: CC BY (attribution)