Where: Russian Federation (62.8° N, 159.5° E: paleocoordinates 75.4° N, 2.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Omolon Formation, Wordian (266.9 - 264.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Primary reference: A. S. Kashirtsev. 1959. Polevoi Atlas Fauny Permskikh Otlozhenii Severo-Vostoka SSSR 1-85 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 98118: authorized by Matthew Clapham, entered by Matthew Clapham on 20.09.2010

Creative Commons license: CC BY (attribution)