Also known as Ulan I
Where: Nei Mongol, China (39.2° N, 105.6° E: paleocoordinates 39.9° N, 101.6° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Ulantatal Formation, Early/Lower Oligocene (33.9 - 28.4 Ma)
• Ulan I (late Early Oligocene)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; siltstone and claystone
Size class: mesofossils
Collected in 1987; reposited in the IVPP
Primary reference: H. Gomes Rodrigues, L. Marivaux, and M. Vianey-Liaud. 2012. The Cricetidae (Rodentia, Mammalia) from the Ulantatal area (Inner Mongolia, China): New data concerning the evolution of Asian cricetids during the Oligocene. Journal of Asian Earth Sciences 56:160-179 [P. Mannion/P. Mannion/P. Mannion]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 175406: authorized by Philip Mannion, entered by Philip Mannion on 11.12.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
| Mammalia | |
Argyromys cicigei2, Eucricetodon "sp. 1", Eucricetodon asiaticus, Eucricetodon bagus, Eucricetodon jilantaiensis
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Yindirtemys ulantatalensis4, Yindirtemys shevyrevae4, Huangomys frequens1, Ctenodactylinae "n. gen."4, Helanshania deserta n. gen. n. sp.3, Tataromys sigmodon4, Tataromys minor4, Tataromys plicidens4, Alashania tengkoliensis n. gen. n. sp.4, Karakoromys decessus4
Helanshania deserta n. gen. n. sp.3 Vianey-Liaud et al. 2010 gundi UTL1-50 - holotype (tooth); UTL1-51 - paratype
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