Where: Yunnan, China (23.9° N, 101.4° E: paleocoordinates 22.2° N, 104.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Hepingxiang Formation, Bajocian to Bajocian (170.3 - 166.1 Ma)

• "Hepingxiang Formation, Middle Jurassic" (Fang et al. 2009) - age based on that of Collection Nos. 165454 - 165457

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial-lacustrine; lithology not reported

Size class: macrofossils

Collection methods: Stored in the Geological Museum of China, Beijing

Primary reference: Z. J. Fang, J. H. Chen, C. Z. Chen, J. G. Sha, X. Lan and S. Z. Wen. 2009. Supraspecific taxa of the Bivalvia first named, described, and published in China (1927-2007). The University of Kansas Paleontological Contributions, New Series 17:1-157 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 200959: authorized by Alex Dunhill, entered by Bethany Allen on 26.04.2019

Creative Commons license: CC BY (attribution)