Where: Shandong, China (37.0° N, 120.7° E: paleocoordinates 40.4° N, 122.1° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Qingshan Formation, Aptian (125.5 - 112.0 Ma)

• = Chinshan/Chingshan Beds; below tuffaceous beds

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; red claystone and tuffaceous volcaniclastic

Size classes: macrofossils, mesofossils

Collected by C.-C. Young in 1951; reposited in the IVPP

Collection methods: quarrying, mechanical,

Primary reference: C.-C. Young. 1958. The dinosaurian remains of Laiyang, Shantung. Palaeontologia Sinica, New Series C, Whole Number 42(16):1-138 [M. Carrano/M. Carrano] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 55475: authorized by Matt Carrano, entered by Matt Carrano on 26.10.2005, edited by Richard Butler