Where: Guangxi, China (23.7° N, 108.6° E)

• Paleocoordinates: 19.1° S, 108.2° E (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Heshan Formation, Wuchiapingian (259.5 - 254.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: R. J. Zhang. 1977. Bivalvia. Palaeontological Atlas of South-Central China 2:471-533 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 123636: authorized by Matthew Clapham, entered by Matthew Clapham on 26.01.2012

Creative Commons license: CC0 (CC0)