Dachengzi, Kazuo (Cretaceous of China)

Also known as Sinotyrannus type

Where: Liaoning, China (41.1° N, 119.7° E: paleocoordinates 44.3° N, 119.9° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Jiufotang Formation (Jehol Group), Aptian (125.0 - 113.0 Ma)

• lower part of formation, "first member"

• bed-level stratigraphic resolution

Environment/lithology: "floodplain"; lithology not reported

• described as "diara deposits" - perhaps equivalent to "floodplain"

Size class: macrofossils

Collection methods: surface (in situ),

Primary reference: Q. Ji, S.-a. Ji, and L.-j. Zhang. 2009. First large tyrannosauroid theropod from the Early Cretaceous Jehol Biota in northeastern China. Geological Bulletin of China 28(10):1369-1374 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 116361: authorized by Matthew Carrano, entered by Matthew Carrano on 07.09.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

 Avetheropoda - Proceratosauridae
Sinotyrannus kazuoensis n. gen. n. sp.
Sinotyrannus kazuoensis n. gen. n. sp. Ji et al. 2009 coelurosaur