ammonites
Amkandzha River, outcrop 23, western Verkhoyan (Permian of Russian Federation)

Where: Russian Federation (65.5° N, 128.5° E: paleocoordinates 63.1° N, 40.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Tumara Formation, Kungurian (279.5 - 272.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Primary reference: I. P. Morozova. 1981. Pozdnepaleozoiskie mshanki severo-vostoka CCCP [Late Paleozoic bryozoans of the north-east USSR]. Trudy Paleontologicheskogo Instituta 188:1-119 [M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 94872: authorized by Matthew Clapham, entered by Matthew Clapham on 31.03.2010

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)