Poterya River, T. 76, Lower Tirekhtyakh River Basin, Southern Verkhoyan (Permian of Russian Federation)

Where: Russian Federation (63.5° N, 136.9° E: paleocoordinates 63.0° N, 28.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Ol'chan Formation, Sakmarian (293.5 - 290.1 Ma)

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Primary reference: B.C. Abramov and A.D. Grigorieva. 1988. Biostratigraphiya i Brakhiopody Permi Verkhoyaniya 1-204 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 100693: authorized by Matthew Clapham, entered by Matthew Clapham on 11.12.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Rhynchonellida - Petasmariidae
Rhynoleichus subglobosus Abramov and Grigorieva 1988
Rhynoleichus etschiensis Abramov and Grigorieva 1988
 Spiriferida - Elythidae
Spirelytha magna Miloradovich 1936