Nom Khong Obo (Ulan Gochu horizon) (Oligocene of China)

Also known as Holy Mesa

Where: Nei Mongol, China (42.0° N, 111.5° E: paleocoordinates 42.8° N, 107.5° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Ulan Gochu Formation, Early/Lower Oligocene (33.9 - 28.4 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; red claystone

Size class: macrofossils

Collected by Central Asiatic Expedition in 1928; reposited in the AMNH

Primary reference: D. B. Brinkman, J.-L. Li, and X.-K. Ye. 2008. Order Testudines. In J. Li, X. Wu, F. Zhange (eds.), The Chinese Fossil Reptiles and Their Kin 35-102 [D. Nicholson/D. Nicholson/D. Nicholson]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 178874: authorized by David Nicholson, entered by David Nicholson on 19.05.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines - Pangeoemydidae
? Palaeochelys elongata n. sp. Gilmore 1931 turtle
AMNH 6698, a left half of carapace and a nearly complete plastron