Shikhan reef, Bashkiria (Permian of Russian Federation)

Where: Russian Federation (56.3° N, 56.2° E: paleocoordinates 27.1° N, 43.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Artinskian (290.1 - 279.3 Ma)

• "Probably from Schwagerina lutugini beds" according to label annotation by Norman Newell

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Reposited in the BMNH

Primary reference: J. Pojeta and B. Runnegar. 1976. The paleontology of rostroconch mollusks and the early history of the phylum Mollusca. United States Geological Survey Professional Paper 968:1-88 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 136200: authorized by Matthew Clapham, entered by Matthew Clapham on 22.11.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Rostroconchia
 Conocardiida - Arceodomidae
Arceodomus sp. Pojeta and Runnegar 1976