Where: Hebei, China (39.8° N, 118.3° E: paleocoordinates 1.2° S, 141.0° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Drepanura-Liostracina trilobite zone, Kushan Formation, Guzhangian (500.5 - 497.0 Ma)

• sample Tzwh7 of bed 6 (2 m thick)

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: Z. L. Zhu and H. W. Wittke. 1989. Upper Cambrian trilobites from Tangshan, Hebei Province, North China. Palaeontologia Cathayana 4:199-259 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 129587: authorized by Wolfgang Kiessling, entered by Uta Merkel on 25.06.2012

Creative Commons license: CC BY (attribution)