Rock unit

Gettysburg

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

AnomoepusHitchcock 1848
Footprints and traces237–161.5 million years ago
Eubrontes(Hitchcock 1845)
Footprints and traces237–100.5 million years ago
GrallatorHitchcock 1858
Footprints and traces237–100.5 million years ago