Where: Krasnoyar, Russian Federation (68.0° N, 88.8° E: paleocoordinates 16.2° S, 5.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Madu Member (Gorbiyachin Formation), Maduan (497.0 - 495.0 Ma)

• samples 20, 21 of unit 18 (unit 18 is 45 m thick)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, argillaceous limestone

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: A. V. Rozova. 1968. Biostratigrafiya i trilobity verkhnego Kembriya i nizhnego Ordovika severo-zapada Sibirskoy Platformy [Biostratigraphy and trilobites of the Upper Cambrian and Lower Ordovician of the northwestern Siberian platform]. Trudy Instituta Geologii i Geofiziki, Sibirskoye Otdeleniye 36:1-195 [A. Miller/P. Novack-Gottshall/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 131071: authorized by Wolfgang Kiessling, entered by Uta Merkel on 18.07.2012

Creative Commons license: CC BY (attribution)