Where: Qinghai, China (35.3° N, 98.5° E: paleocoordinates 16.4° N, 82.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Naocangjiangou Formation, Aegean to Aegean (247.2 - 242.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: D. L. Sun and S. L. Ye. 1982. Middle Triassic brachiopods from the Tosu Lake area, central Qinghai. Acta Palaeontologica Sinica 21(2):153-173 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 107722: authorized by Matthew Clapham, entered by Matthew Clapham on 14.04.2011

Creative Commons license: CC BY (attribution)