Rock unit

Alcobaça

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

BrontopodusFarlow et al. 1989
Footprints and traces174.7–85.7 million years ago
AllosaurusMarsh 1877
Bones161.5–143.1 million years ago
DinehichnusLockley et al. 1998
Footprints and traces161.5–143.1 million years ago
AviatyrannisRauhut 2003
Bones154.8–149.2 million years ago
CompsognathusWagner 1861
Bones154.8–145.06 million years ago
DacentrurusLucas 1902
Bones154.8–137.05 million years ago