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Liaoning, Yixian (general) (Cretaceous of China)

Where: Liaoning, China (41.5° N, 121.2° E: paleocoordinates 44.5° N, 122.8° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Yixian Formation (Jehol Group), Early/Lower Aptian (125.5 - 122.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; shale and mudstone

Size class: macrofossils

Preservation: adpression, soft parts

Reposited in the IVPP

Primary reference: L. Hou, L. M. Chiappe, F. Zhang and C.-M. Chuong. 2004. New Early Cretaceous fossil from China documents a novel trophic specialization for Mesozoic birds. Naturwissenschaften 91:22-25 [M. Carrano/M. Carrano/P. Mannion] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 123753: authorized by Philip Mannion, entered by Philip Mannion on 28.01.2012, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)