Cernay-lès-Reims (, literally Cernay near Reims) is a commune in the Marne department in north-eastern France.
Cernay-lès-Reims, along with the neighboring commune of Berru, is notable in the literature of paleontology as the site of a geologic formation (part of the Paris Basin) that has yielded a significant number of Paleocene-strata fossils.
See also Communes of the Marne department
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