Where: Russian Federation (55.8° N, 57.9° E: paleocoordinates 25.4° N, 42.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Sakmarian (293.5 - 290.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Reposited in the PIN

• PIN collection 2999

Primary reference: O. A. Erlanger. 1981. A contribution to revision of the genus Rhynchopora. Paleontological Journal 15:63-70 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 128934: authorized by Matthew Clapham, entered by Matthew Clapham on 19.06.2012

Creative Commons license: CC BY (attribution)