Rock unit

Forest Sandstone

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

ThecodontosaurusRiley and Stutchbury 1836
Bones247–192.9 million years ago
MegapnosaurusIvie et al. 2001
Bones237–192.9 million years ago
MassospondylusOwen 1854
Bones227.3–174.7 million years ago
SyntarsusRaath 1969
Bones205.7–184.2 million years ago