Mosaicoolithus
Mosaicoolithus is a dinosaur egg genus from Tiantai County, Zhejiang Province, China, known from the Late Cretaceous. The egg itself is spherical, about 8.8 cm in diameter, with irregular pores in the schell. Though tentatively classified as a dinosaur egg, it’s true affinities remain uncertain.
Source:
https://en.wikipedia.org/wiki/Mosaicoolithus
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