Rock unit

Grès inférieurs

2 dinosaur genera in Omnisaura with fossils from the Grès inférieurs, oldest first. See all rock units.

CoelurosaurichnusHuene 1941
Footprints and traces250.8–143.1 million years ago
Anchisauripus(Lull 1904)
Footprints and traces247–125.77 million years ago