Where: Siberia, Russian Federation (52.0° N, 87.1° E: paleocoordinates 13.7° N, 25.9° E)

• coordinate estimated from map

When: Gur'yanovka Formation, Sandbian (458.4 - 453.0 Ma)

• Upper Gur'yanovka

Environment/lithology: open shallow subtidal; gray, sandy siltstone and fine-grained sandstone

Size classes: macrofossils, mesofossils

Primary reference: N. V. Sennikov, O.T. Obut, E. V. Lykova, A. V. Timokhin, T. V. Gonta, R. A. Khabibulina, T. A. Shcherbanenko and T. P. Kipriyanova. 2019. Ordovician Sedimentary Basin and Paleobiotas of the Gorny Altai. 1-183 [B. Kröger/B. Kröger]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 205580: authorized by Björn Kröger, entered by Björn Kröger on 16.10.2019

Creative Commons license: CC BY (attribution)