Rock unit

Zhaoying

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

DendroolithusZhao and Li 1988
Eggs143.1–66 million years ago
ElongatoolithusZhao 1975
Eggs143.1–66 million years ago
MacroelongatoolithusLi et al. 1995
Eggs143.1–72.2 million years ago
CoralloidoolithusWang et al. 2012
Eggs100.5–66 million years ago
OvaloolithusZhao 1979
Eggs100.5–66 million years ago
ParaspheroolithusZhao 1979
Eggs100.5–66 million years ago