Rock unit

Entrada Sandstone

4 dinosaur genera in Omnisaura with fossils from the Entrada Sandstone, oldest first. See all rock units.

Eubrontes(Hitchcock 1845)
Footprints and traces237–100.5 million years ago
GrallatorHitchcock 1858
Footprints and traces237–100.5 million years ago
BrontopodusFarlow et al. 1989
Footprints and traces174.7–85.7 million years ago
TherangospodusLockley et al. 2000
Footprints and traces168.6–132.6 million years ago