Khamaryn Ar [HMNS-GIN] (Cretaceous of Mongolia)

Also known as KhA, HMNS-MPC

Where: Dornogov, Mongolia (44.3° N, 111.2° E: paleocoordinates 46.3° N, 111.8° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Early/Lower Cretaceous (145.0 - 100.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial-lacustrine; sandstone and mudstone

• lower alluvial fan deposits overlain by fluvio-lacustrine deposits
• "mudstone, sandstone and conglomerates"

Size classes: macrofossils, mesofossils

Collected by HMNS-GIN in 2008; reposited in the AMNH

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


Primary reference: T. Tsubamoto, M. Saneyoshi, K. Tsogtbaatar, T. Chinzorig, P. Khatanbaatar, B. Mainbayar, and S. Suzuki. 2010. Report of the HMNS-MPC Joint Paleontological Expedition in 2008. Hayashibara Museum of Natural Sciences Research Bulletin 3:29-39 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 48931: authorized by Matthew Carrano, entered by Matthew Carrano on 04.04.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

 Dinosauria -
Dinosauria indet. Owen 1842 dinosaur
fragmentary bones and teeth
 Avetheropoda -
Deinonychosauria indet. Colbert and Russell 1969 coelurosaur
dromaeosaurid or troodontid; 080924 KhA OTGON
 Neornithischia - Psittacosauridae
Psittacosaurus sp. Osborn 1923 ornithischian
080925 KhA BON, 080924 KhA HRS, 080924 KhA TSGT, 080924 KhA KWR