Where: Bashkortostan, 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: Baigendzhin Formation, Artinskian (290.1 - 279.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Collected by M.F. Mikryukov, V.E. Ruzhentsev, V.N. Shimansky

Primary reference: V. E. Ruzhentsev. 1956. Nizhnepermskie ammonity yuzhnogo Urala II. Ammonity Artinskogo yarusa. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 60:1-271 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 125121: authorized by Matthew Clapham, entered by Matthew Clapham on 04.03.2012

Creative Commons license: CC BY (attribution)