Where: Russian Federation (63.5° N, 161.5° E: paleocoordinates 55.3° N, 16.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Magiveyen Formation, Asselian (298.9 - 295.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Preservation: cast

Primary reference: K. A. Astafieva-Urbajtis. 1990. Vacunella Waterhouse and Cunavella gen. nov. (Bivalvia) from the upper Paleozoic of the USSR. Paleontological Journal 24(2):1-9 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 101724: authorized by Matthew Clapham, entered by Matthew Clapham on 31.12.2010

Creative Commons license: CC BY (attribution)