Earth:Mengyin Formation
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Mengyin Formation | |
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Type | Geological formation |
The Mengyin Formation is a Mesozoic geologic formation in China . Dinosaur remains diagnostic to the genus level are among the fossils that have been recovered from the formation.[1]
The type material for the titanosauriform dinosaur Euhelopus was excavated at this formation by Otto Zdansky in 1923, in green/yellow sandstone and green/yellow siltstone that were deposited during the Barremian or Aptian stages of the Cretaceous period, approximately 129 to 113 million years ago.[2]
See also
- List of dinosaur-bearing rock formations
- List of stratigraphic units with few dinosaur genera
Footnotes
References
- Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. ISBN:0-520-24209-2.