Where: Zhejiang, China (28.9° N, 118.7° E: paleocoordinates 15.3° N, 142.8° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Lotagnostus punctatus trilobite zone, Siyangshan Formation, Taoyuanian to Taoyuanian (498.5 - 485.4 Ma)

• bed 1: sample CB164; Siyangshan (=Xiyangshan) Formation, Lotagnostus punctatus zone = Lotagnostus americanus zone?, Upper Changshanian-Fengshanian, stages 9/10 of Cambrian

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified limestone and lithified, calcareous shale

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: Y. H. Lu and H. L. Lin. 1989. The Cambrian trilobites of western Zhejiang. Palaeontologia Sinica, new series B 25:1-287 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 125522: authorized by Wolfgang Kiessling, entered by Uta Merkel on 13.03.2012

Creative Commons license: CC BY (attribution)