Where: Hebei, China (41.0° N, 117.5° E: paleocoordinates 42.9° N, 119.8° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Sichakou Member (Huajiying Formation), Hauterivian (132.9 - 129.4 Ma)

• Protopteryx horizon, 130.7 Ma

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Preservation: soft parts

Collection methods: Tianyu Natural History Museum of Shandong, Pingyi, China (STM)

Primary reference: X. Wang, J. K. O'Connor, X. Zheng, M. Wang, H. Hu and Z. Zhou. 2014. Insights into the evolution of rachis dominated tail feathers from a new basal enantiornithine (Aves: Ornithothoraces). Biological Journal of the Linnean Society 113:806-819 [P. Mannion/J. Tennant]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 163268: authorized by Philip Mannion, entered by Jonathan Tennant on 19.10.2014

Creative Commons license: CC BY (attribution)