Where: China (45.8° N, 132.3° E: paleocoordinates 50.3° N, 134.4° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Qihulin Formation (Longzhaogou Group), Barremian (129.4 - 125.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: foreshore; lithified, black mudstone and lithified siltstone

Size classes: macrofossils, microfossils

Collection methods: Dinoflagellates not considered

Primary reference: J. Sha, H. Cai, C. He, Z. Gu, J. Jiang, D. Yin, X. Zhao, Z. Liu, and B. Jiang. 2002. Studies on the Early Cretaceous Longzhaogou and Jixi Groups of eastern Heilongjiang, northeast China, and their bearing on the age of supposedly Jurassic strata in eastern Asia. Journal of Asian Earth Sciences 20(2002):141-150 [M. Aberhan/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 50896: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 24.05.2005, edited by Sabine Nürnberg and Bethany Allen

Creative Commons license: CC BY (attribution)