ammonites
banner
Gateway to the Paleobiology Database
Yuejiaping, bed 16 (Cambrian of China)

Where: Shaanxi, China (33.2° N, 110.9° E: paleocoordinates 23.4° N, 160.3° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Kunmingaspis-Chittidilla trilobite zone, Yefanggou Formation, Duyunian (516.0 - 513.0 Ma)

• 8.47 m thick, Upper Duyunian

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, argillaceous, calcareous siltstone and lithified marl

• purplish-grey calco-argillaceous siltstone interbedded with yellowish-grey marlite in the upper part, purplish-grey calco-argillaceous siltstone in the lower part

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: J. Yang, S. Yu, G. Liu, N. Su, M. He, J. Shang, H. Zhang, H. Zhu, Y. Li and G. Yan. 1993. Cambrian stratigraphy, lithofacies, paleogeography and trilobite faunas of East Qinling-Dabashan Mountains, China 1-246 [W. Kiessling/U. Merkel] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 127095: authorized by Wolfgang Kiessling, entered by Uta Merkel on 24.04.2012

Creative Commons license: CC BY (attribution)