Also known as Iren Dabasu
Where: Nei Mongol, China (43.7° N, 112.2° E: paleocoordinates 43.0° N, 100.8° E)
• coordinate stated in text
• small collection-level geographic resolution
When: Iren Dabasu Formation, Middle Campanian to Middle Campanian (83.5 - 70.6 Ma)
• 10 cm thick bonebed, on top of 40-55 cm thick sandy sequence.
•The Iren Dabasu Formation is Middle–Late Campanian according to Xing et al. 2012
• bed-level stratigraphic resolution
Environment/lithology: fluvial; poorly lithified, fine-grained, micaceous, brown, gray, yellow, argillaceous, calcareous sandstone
Size class: macrofossils
Collected by SBDE in 1995-1996
Collection methods: quarrying, 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 38833: authorized by Matthew Carrano, entered by Matthew Carrano on 07.05.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Bactrosaurus johnsoni Gilmore 1933 ornithopod |