Where: Guizhou, China (25.6° N, 106.2° E: paleocoordinates 4.8° S, 97.1° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: 1 Member (Shaiwa Formation), Wordian (266.9 - 264.3 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, cherty/siliceous claystone
Size class: macrofossils
Reposited in the NIGPAS
Primary reference: Z. R. Zhou. 2017. Permian basinal ammonoid sequence in Nanpanjiang area of South China - possible overlap between basinal Guadalupian and platform-based Lopingian. Journal of Paleontology 91(Memoir 74):1-95 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 185566: authorized by Matthew Clapham, entered by Matthew Clapham on 29.04.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Waagenoceras sp. Gemmellaro 1887 ammonite |