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Temporal range: Campanian
~80–70 Ma
Egg fossil classification e
Basic shell type: Ornithoid
Morphotype: Ornithoid-ratite
Oofamily: Oblongoolithidae
Oogenus: Oblongoolithus
Mikhailov, 1996

O. glaber

Oblongoolithus is an oogenus of dinosaur eggs, from the Campanian Barun Goyot Formation of Mongolia. The oogenus contains one oospecies O. glaber.[1]

See also[edit]



  • Carpenter, K. 1999. Eggs, Nests, and Baby Dinosaurs: A Look at Dinosaur Reproduction (Life of the Past). Indiana University Press, Bloomington, Indiana
  • K. E. Mikhailov. 1996. New genera of fossil eggs from the Upper Cretaceous of Mongolia. Paleontological Journal 30(2):246-248