Where: Yunnan, China (24.7° N, 102.6° E: paleocoordinates 34.6° N, 159.7° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Eoredlichia-Wutingaspis trilobite zone, Yuanshan Formation, Nangaoian (521.0 - 514.0 Ma)

• =Yuanshan Member of Heilinpu or Qiongzhusi/Chiungchussu Formation

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified siltstone and lithified, calcareous mudstone

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: H. L. Luo. 1981. Trilobites from the Chiungchussu Formation (Lower Cambrian) in Meishucun of Jinning, Yunnan Province. Acta Palaeontologica Sinica 20(4):331-340 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 128441: authorized by Wolfgang Kiessling, entered by Uta Merkel on 08.06.2012

Creative Commons license: CC BY (attribution)