Where: Kazakhstan (50.2° N, 60.0° E: paleocoordinates 26.3° N, 50.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Aktasty Formation, Artinskian (290.1 - 279.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, calcareous sandstone

Size class: macrofossils

Collected by I.V. Khvorova, F.M. Shinin

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 125111: authorized by Matthew Clapham, entered by Matthew Clapham on 04.03.2012

Creative Commons license: CC BY (attribution)