Where: Krasnoyarsk, Russian Federation (70.5° N, 97.8° E: paleocoordinates 71.6° N, 81.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Aulacostephanus eudoxus ammonoid zone, Late/Upper Kimmeridgian (155.7 - 150.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Primary reference: M. S. Mesezhnikov. 1984. Kimeridzhskiy i Volzhskiy Yarusy Severa SSSR 1-224 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 164322: authorized by Matthew Clapham, entered by Matthew Clapham on 29.11.2014

Creative Commons license: CC BY (attribution)