Where: Xizang, China (31.3° N, 97.5° E: paleocoordinates 16.1° S, 78.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Toba Formation, Wuchiapingian (259.0 - 254.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Preservation: mold/impression

Primary reference: Z. J. Fang. 1993. On "Claraia" (Bivalvia) of the Late Permian. Acta Palaeontologica Sinica 32(6):654-661 [M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 107830: authorized by Matthew Clapham, entered by Matthew Clapham on 17.04.2011

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