Where: Nei Mongol, China (43.8° N, 111.9° E: paleocoordinates 42.9° N, 100.6° E)

• coordinate estimated from map

• small collection-level geographic resolution

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

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

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by CAE in 1923; reposited in the AMNH

Collection methods: quarrying, surface (float), surface (in situ), mechanical,

Primary reference: P. Godefroit, Z.-M. Dong, P. Bultynck, H. Li, and L. Feng. 1998. New Bactrosaurus (Dinosauria: Hadrosauroidea) material from Iren Dabasu (Inner Mongolia, P. R. China). Bulletin de l'Institut Royal des Sciences Naturelles de Belgique, Sciences de la Terre 68(supplement):3-70 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 97637: authorized by Matthew Carrano, entered by Matthew Carrano on 17.08.2010

Creative Commons license: CC BY (attribution)