Also known as Sergiesk

Where: Russian Federation (53.9° N, 51.2° E: paleocoordinates 26.8° N, 45.1° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Roadian (272.3 - 268.8 Ma)

• In the sandy and calcareous beds that are at the base of the cupriferous sandstons

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

Size class: macrofossils

Collected by Roderick Murchison, Eduoard de Verneuil, Alexandre Keyserling in 1840

Primary reference: E. de Verneuil. 1845. Paléontologie. Géologie de la Russie d'Europe et des Montagne de l'Oural, Paléontologie 2(3):1-512 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 117271: authorized by Matthew Clapham, entered by Matthew Clapham on 18.09.2011

Creative Commons license: CC BY (attribution)