Where: Russian Federation (43.0° N, 131.9° E: paleocoordinates 39.3° N, 111.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Neocolumbites insignis ammonoid zone, Spathian (251.3 - 247.2 Ma)

• 40-50 m below Subcolumbites multiformis zone

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collection methods: Repository: not stated

Primary reference: Y. D. Zakharov. 1978. Rannetriasovye ammonoidei vostoka SSSR 1-224 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 127746: authorized by Matthew Clapham, entered by Matthew Clapham on 23.05.2012, edited by Bethany Allen

Creative Commons license: CC BY (attribution)