Where: Ningxia, China (37.4° N, 105.1° E: paleocoordinates 11.9° N, 68.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Tupo Formation, Bashkirian (323.2 - 315.2 Ma)

• Namurian B-C

• group of beds-level stratigraphic resolution

Environment/lithology: paralic; lithified siliciclastic sediments

Size class: macrofossils

Preservation: mold/impression

Collection methods: Repository: Geological Museum of China, Beijing

Primary reference: Y. Su, Z. J. Zhang, and Y. C. Hong. 2012. Two new ancient griffenflies (Insecta: Odonatoptera) from the Namurian of Ningxia, China. Insect Systematics & Evolution 43:1-10 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 140832: authorized by Matthew Clapham, entered by Matthew Clapham on 18.03.2013

Creative Commons license: CC BY (attribution)