Upper Omolon River, Lower Permian (Permian of Russian Federation)

Where: Russian Federation (64.5° N, 157.1° E: paleocoordinates 68.1° N, 3.1° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Cisuralian (298.9 - 273.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

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 110284: authorized by Matthew Clapham, entered by Matthew Clapham on 05.06.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Spiriferida - Trigonotretidae
Neospirifer neostriatus Fredericks 1919