Where: Shaanxi, China (34.6° N, 107.6° E: paleocoordinates 32.6° N, 84.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Sunjiagou Formation, Dienerian (250.5 - 251.2 Ma)

• "Middle-upper part of the lower Scythian"

Environment/lithology: marginal marine; lithified siliciclastic sediments

Size class: macrofossils

Preservation: mold/impression

Collected in 1964-1965

• Repository: Wuhan College of Geology (now China University of Geosciences)

Primary reference: Z. Y. Yang, H. F. Yin, and H. M. Lin. 1979. Marine Triassic faunas from the Shihchienfeng Group in the northern Weihe River basin, Shaanxi province. Acta Palaeontologica Sinica 18:465-474 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 150461: authorized by Matthew Clapham, entered by Matthew Clapham on 09.09.2013

Creative Commons license: CC BY (attribution)