Rock unit

Wulansuhai

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

ElongatoolithusZhao 1975
Eggs143.1–66 million years ago
PinacosaurusGilmore 1933
Bones143.1–66 million years ago
PrismatoolithusZhao and Li 1993
Eggs125.77–66 million years ago
ProtoceratopsGranger and Gregory 1923
Bones100.5–66 million years ago
LinhenykusXu et al. 2011
Bones83.6–72.2 million years ago