Rock unit

Quantou

3 dinosaur genera in Omnisaura with fossils from the Quantou, oldest first. See all rock units.

ChangchunsaurusZan et al. 2005
Eggs121.4–100.5 million years ago
SimilifaveoloolithusWang et al. 2011
Eggs121.4–89.8 million years ago
SpheroolithusZhao 1979
Eggs121.4–66 million years ago