Английская Википедия:Hekou Formation
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The Hekou Formation is a Cretaceous geologic formation in China. Pterosaur fossils have been recovered from the formation. It is a unit of the Guifeng Group and dates to the Late Cretaceous (Coniacian-early Campanian).[1] An unnamed large hadrosaurid is also known from the formation.[2]
See also
References
Шаблон:China-geologic-formation-stub