Where: Russian Federation (57.8° N, 57.8° E: paleocoordinates 31.0° N, 44.9° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Koshelevka Formation, Kungurian (279.3 - 272.3 Ma)

Environment/lithology: deltaic; lithified siliciclastic sediments

Size class: macrofossils

Preservation: mold/impression

Collected by G.M. Zalessky

• Repository: Vernadskii State Geological Museum, Moscow

Primary reference: G. Zalessky. 1946. Sur un représentant d'un nouveau ordre des Hemiodonates de Permien de l'Oural. Bulletin de la Société des Naturalistes de Moscou, Serie Biologique 51:63-70 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 164857: authorized by Matthew Clapham, entered by Matthew Clapham on 23.12.2014

Creative Commons license: CC BY (attribution)