Where: Hebei, China (40.8° N, 115.9° E: paleocoordinates 42.4° N, 118.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dabeigou Formation, Late/Upper Hauterivian (136.4 - 130.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine - large; lithified mudstone

Size classes: macrofossils, mesofossils

Preservation: adpression

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

Primary reference: Y. C. Hong. 1984. Insecta. Palaeontological Atlas of North China, II, Mesozoic Volume 128-185 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 155167: authorized by Matthew Clapham, entered by Matthew Clapham on 29.03.2014

Creative Commons license: CC BY (attribution)