Where: Qinghai, China (37.5° N, 96.0° E: paleocoordinates 37.0° N, 101.1° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dameigou Formation, Aalenian to Aalenian (174.1 - 168.3 Ma)

• Lower part of the Middle Jurassic, according to Wang et al., 2012.

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithified siliciclastic sediments

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Collection methods: Repository: Tianjin Institute of Geology and Mineral Resources

Primary reference: Y. C. Hong. 1982. Mesozoic Fossil Insects of Jiuquan Basin in Gansu Province 1-187 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 155015: authorized by Matthew Clapham, entered by Matthew Clapham on 26.03.2014

Creative Commons license: CC BY (attribution)