The Sigou Formation is a Late Cretaceous geologic formation in China. Fossil dinosaur eggs have been reported from the formation,Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607. including Dictyoolithus.Z.-K. Zhao. (1994) "Dinosaur eggs in China:On the structure and evolution of eggshells." In K. Carpenter, K. F. Hirsch, and J. R. Horner (eds.), Dinosaur Eggs and Babies, Cambridge University Press, Cambridge. Cambridge. pp. 184-203.
See also
List of dinosaur-bearing rock formations List of stratigraphic units with dinosaur trace fossils Dinosaur eggs
Footnotes
References Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. .