Every month, 100,000 readers use the Dinosaur Database, but we receive no support from you. Developing and updating the database requires a lot of work. Therefore, as of September 1, 2025, the database will be closed. If you want it to remain open and be updated, please support us via the "Buy us a coffee" button available on every page.
Dinosaur: Aratasaurus museunacionali

Length*: | 3.5 m | 11.5 ft |
Weight*: | 50 kg | 110 lb |
*The largest known specimen
Period
Epoch: Early Cretaceous
Stage: Albian
Years: 113–100.5 Ma
Details
Status: valid
Author: Sayão et al.
Year: 2020
Distribution
Area: South America
Country: Brazil
Region: Ceará
Formation: Romualdo
Locations
Sources
Material: Right hind limb.
References: Sayão J.M., Saraiva A.Á.F., Brum A.S. et al. (2020). The first theropod dinosaur (Coelurosauria, Theropoda) from the base of the Romualdo Formation (Albian), Araripe Basin, Northeast Brazil.