The Mercedes Formation is a Late Cretaceous (Campanian to Maastrichtian) geologic formation of the Norte Basin in Uruguay. Fossil dinosaur eggs have been reported from the formation. The formation that reaches a thickness of about 100 metres (330 ft), overlies the Guichón Formation and is overlain by the Asencio Formation.

• List of dinosaur-bearing rock formations
  • List of stratigraphic units with dinosaur trace fossils
    • Dinosaur eggs
• List of fossiliferous stratigraphic units in Uruguay

• Tófalo, Ofelia; Pazos, Pablo J.; Sánchez Bettucci, Leda (2011), "Estudio composicional de sedimentitas silicoclásticas y paleosuelos de la Formación Mercedes (Cretácico Superior), Uruguay", Revista de la Asociación Geológica Argentina, 68: 615–626, retrieved 2020-08-23
• Weishampel, David B.; Dodson, Peter; Osmólska, Halszka (2004), The Dinosauria, 2nd edition, Berkeley: University of California Press, pp. 1–880, ISBN 0-520-24209-2, retrieved 2019-02-21

• G. Faccio. 1994. Dinosaurian eggs from the Upper Cretaceous of Uruguay. In K. Carpenter, K. F. Hirsch & J. R. Horner (eds.), Dinosaur Eggs and Babies 47-55