Also known as Sunitezuoqi

Where: Nei Mongol, China (43.5° N, 111.9° E: paleocoordinates 42.7° N, 100.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Iren Dabasu Formation, Middle Campanian to Middle Campanian (83.5 - 70.6 Ma)

• "beds that are slightly lower than the therizinosauroid-fossil-bearing beds"

•Both Gigantoraptor and Sonidosaurus are from the Iren Dabasu Formation according to Xing et al. 2012.

•The Iren Dabasu Formation is Middle–Late Campanian according to Xing et al. 2012

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial; sandstone

Size class: macrofossils

Collected in 2001

Collection methods: quarrying, mechanical,

Primary reference: X. Xu, X. Zhang, Q. Tan, X. Zhao, and L. Tan. 2006. A new titanosaurian sauropod from Late Cretaceous of Nei Mongol, China. Acta Geologica Sinica 80(1):20-26 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 64017: authorized by Matthew Carrano, entered by Matthew Carrano on 29.08.2006

Creative Commons license: CC BY (attribution)