Where: Sichuan, China (31.5° N, 104.2° E: paleocoordinates 37.7° N, 94.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Xiaotangzi Formation, Alaunian (215.6 - 212.0 Ma)

• Formerly Xiaotangzi member of Xujiaohe Formation

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Reposited in the NIGPAS

Primary reference: H. Z. Pan. 1982. Triassic marine fossil gastropods from SW China. Bulletin of the Nanjing Institute of Geology and Palaeontology, Academia Sinica 4:153-188 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 137821: authorized by Matthew Clapham, entered by Matthew Clapham on 21.12.2012

Creative Commons license: CC BY (attribution)