Rock unit

Sanshui

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

ElongatoolithusZhao 1975
Eggs143.1–66 million years ago
ParaspheroolithusZhao 1979
Eggs100.5–66 million years ago
StalicoolithusWang et al. 2012
Eggs100.5–83.6 million years ago