Where: Hunan, China (28.7° N, 110.0° E: paleocoordinates 24.4° N, 152.5° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Ptychagnostus punctuosus trilobite zone, Huaqiao Formation, Wangcunian (504.5 - 497.0 Ma)
• bed 17 (52.1-72.6m), Dorypyge richthofeni polymerid trilobite zone, Lower Wangcunian, Middle Drumian
• bed-level stratigraphic resolution
Environment/lithology: slope; lithified packstone and lithified 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 49280: authorized by Austin Hendy, entered by Austin Hendy on 12.04.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Artiopoda | |
"Ptychagnostus leptus" = Acidusus leptus
"Ptychagnostus leptus" = Acidusus leptus Qian 1983 |