Rock unit

Cañadón Calcáreo

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

BicharracosaurusReutter et al. 2026
Bones161.5–149.2 million years ago
BrachytrachelopanRauhut et al. 2005
Bones154.8–145.06 million years ago