ammonites
Paibi section, bed 7 (Cambrian of China)

Where: Hunan, China (28.4° N, 109.5° E: paleocoordinates 26.3° N, 154.9° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Ptychagnostus atavus trilobite zone, Huaqiao Formation, Taijangian (513.0 - 505.0 Ma)

• bed 7: 28.5-41 m, Dorypyge richthofeni polymerid trilobite zone

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified packstone and lithified, dolomitic, argillaceous limestone

• Jiangnan Slope Belt, lower slope environments
• upper part and lower part: dark-gray, thin-bedded packstone, intercalated with thin-bedded argillaceous, dolomitic limestone; middle part: medium-bedded, thin-bedded packstone and grainstone

Size class: macrofossils

Primary reference: S. Peng and R. A. Robison. 2000. Agnostid biostratigraphy across the Middle-Upper Cambrian boundary in Hunan, China. Journal of Paleontology Memoir 53 [A. Miller/A. Hendy/A. Hendy] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 49155: authorized by Austin Hendy, entered by Austin Hendy on 10.04.2005, edited by Uta Merkel

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)