Where: Russian Federation (43.9° N, 40.7° E: paleocoordinates 14.2° S, 55.6° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Upper Member (Urushten Formation), Changhsingian (254.2 - 252.2 Ma)

• Late Changhsingian; uppermost part of Urushten Formation, Xenodiscus koczyrkeviczi-Dushanoceras valeriae assemblage

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, argillaceous shale

Size class: macrofossils

Primary reference: G. V. Kotlyar, Y. D. Zakharov, and I. V. Polubotko. 2004. Late Changhsingian fauna of the northwestern Caucasus Mountains, Russia. Journal of Paleontology 78(3):513-527 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 60741: authorized by Wolfgang Kiessling, entered by Uta Merkel on 22.05.2006, edited by Bethany Allen

Creative Commons license: CC BY (attribution)