Where: Xizang, China (28.4° N, 86.1° E: paleocoordinates 50.9° S, 64.8° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Brayardites compressus ammonoid zone, Tulong Formation, Smithian (251.3 - 247.2 Ma)

• Brayardites compressus beds, early Smithian, not formally named as a zone

• bed-level stratigraphic resolution

Environment/lithology: deep subtidal; lithified lime mudstone

Size class: macrofossils

Primary reference: T. Brühwiler, H. Bucher, and N. Goudemand. 2010. Smithian (Early Triassic) ammonoids from Tulong, south Tibet. Geobios 43:403-431 [M. Clapham/M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 97332: authorized by Matthew Clapham, entered by Matthew Clapham on 23.07.2010

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