Also known as IVPP locality XJ201009
Where: Xinjiang, China (47.5° N, 85.5° E: paleocoordinates 48.7° N, 81.4° E)
• coordinate estimated from map
• local area-level geographic resolution
When: Irtysh River Formation, Priabonian (38.0 - 33.9 Ma)
• "early Late Eocene" age suggested by mammalian fauna
Environment/lithology: fluvial-lacustrine; mudstone and siltstone
•River Formation is characterized by pale gray, greyish yellow, and light brown mudstone,
•siltstone, and sandstone beds that are interbedded with reddish and purplish variegated crack
•layers and dark brown ferruginous layers. At the Xiaerhete locality, the sediments have similar
•crack layers and ferruginous layers, but the color is slightly less variegated
Size classes: macrofossils, mesofossils
Primary reference: T. A. Stidham and X.-J. Ni. 2014. Large anseriform (Aves: Anatidae: Romainvilliinae?) fossils from the Late Eocene of Xinjiang, China. Vertebrata PalAsiatica 52:98-111 [P. Holroyd/P. Holroyd/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 176208: authorized by Patricia Holroyd, entered by Patricia Holroyd on 31.01.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
| Gnathostomata | |
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| |
| Reptilia | |
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Testudinoidea indet. Gray 1825 turtle | |
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Trionychidae indet. Gray 1825 softshell turtle | |
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Crocodylia indet. crocodilian | |
| Aves | |
|
| |
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aff. Cygnopterus sp. Lambrecht 1931 waterfowl | |
| Mammalia | |
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Brontotheriidae indet. Marsh 1873 brontothere | |
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Anthracotheriidae indet. Leidy 1869 anthracothere | |
| Actinopteri | |
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Amiidae indet. Huxley 1861 bowfin | |