ammonites
6 miles north of Markam (Permian of China)

Where: Xizang, China (29.8° N, 98.6° E: paleocoordinates 20.6° S, 77.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Tuoba Formation, Wuchiapingian (259.0 - 254.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Reposited in the NIGPAS

Primary reference: Y. G. Jin, Y. Wang, D. L. Sun and Q. Shi. 1985. Late Paleozoic and Triassic brachiopods from the east of the Qinghai-Xizang Plateau. Paleontology and Stratigraphy of Western Sichuan and Eastern Xizang 182-249 [M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 132541: authorized by Matthew Clapham, entered by Matthew Clapham on 21.08.2012

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