Also known as Beipiao
Where: Liaoning, China (41.6° N, 120.8° E: paleocoordinates 44.3° N, 122.7° E)
• coordinate estimated from map
• small collection-level geographic resolution
When: Jianshangou Member (Yixian Formation), Late/Upper Barremian to Late/Upper Barremian (130.0 - 122.5 Ma)
• assigned by Chiappe et al. (2007) without discussion to the lower part of Yixian Formation, but within the Hengdaozi Member of the Chaomidianzi Formation, "formerly regarded as the lower part of the Yixian Formation," according to Ji et al. (1999). This is now the Hengdaozi bed within the Jianshangou Member of the Yixian Fm.
• group of beds-level stratigraphic resolution
Environment/lithology: lacustrine; tuffaceous, gray siltstone
Size class: macrofossils
Preservation: adpression, soft parts
Collection methods: quarrying,
• specimens are in the National Geological Museum of China (GMV)
Primary reference: Q. Ji, L. M. Chiappe, and S.-H. Ji. 1999. A new late Mesozoic confuciusornithid bird from China. Journal of Vertebrate Paleontology 19(1):1-7 [J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 79657: authorized by Matthew Carrano, entered by Matthew Carrano on 17.03.2008, edited by Roger Benson and John Alroy
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
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Aves | |
Changchengornis hengdaoziensis n. gen. n. sp.
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