Where: Hebei, China (40.8° N, 117.3° E: paleocoordinates 42.7° N, 119.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dabeigou Formation, Hauterivian (132.9 - 129.4 Ma)

• Listed as Dabeigou Member of Yixian Formation in text.

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine; lithified mudstone

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Primary reference: D. Ren. 1995. Insecta. In D. Ren, L.W. Lu, Z.G. Guo, S.A. Ji (eds.), Faunae and stratigraphy of Jurassic-Cretaceous in Beijing and the adjacent areas 47-121 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 107218: authorized by Matthew Clapham, entered by Matthew Clapham on 03.04.2011

Creative Commons license: CC BY (attribution)