Where: Yunnan, China (26.4° N, 99.4° E: paleocoordinates 19.3° N, 79.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Second Member (Baijizu Formation), Alaunian (215.6 - 212.0 Ma)

• Second member contains Alaunian ammonoids (Tibetitidae)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Preservation: mold/impression

Reposited in the NIGPAS

Primary reference: W. S. Wu. 1977. Late Triassic scleractinian corals from northwestern Yunnan. Mesozoic Fossils from Yunnan 2:29-37 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 165382: authorized by Matthew Clapham, entered by Matthew Clapham on 18.01.2015

Creative Commons license: CC BY (attribution)