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 or via the Support page.
Dinosaur: Stegouros elengassen

Length*: | 1.55 m | 5.1 ft |
Weight*: | 35 kg | 77 lb |
*The largest known specimen
Period
Epoch: Late Cretaceous
Stage: Late Campanian-Early Maastrichtian
Years: 83.6–66 Ma
Details
Status: valid
Author: Soto-Acuña et al.
Year: 2021
Distribution
Area: South America
Country: Chile
Region: Magallanes
Formation: Dorotea
Locations
Sources
Material: A mostly complete skeleton with incomplete skull.
References: Soto-Acuña, Sergio; Vargas, Alexander; Kaluza, Jonatan; Leppe, Marcelo; Botelho, Joao; Palma-Liberona, José; Gutstein, Carolina; Fernández, Roy et al. (2021). Bizarre tail weaponry in a transitional ankylosaur from subantarctic Chile.