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Original drawing of Stegouros

armored dinosaur

Stegouros

Say it like this: “steh-GOO-ross”

Stegouros elengassen

Stegouros ate plants and walked on four legs. It lived in the Late Cretaceous. Bones have been found in Chile.

When
Late Cretaceous (Campanian · Maastrichtian) · roughly 83.6 to 66 million years ago
Named in
2021 · Soto-Acuña, S.; Vargas, A. O.; Kaluza, J.; Leppe, M. A.; Botelho, J. F.; Palma-Liberona, J.; Simon-Gutstein, C.; Fernández, R. A.; Ortiz, H.; Milla, V.; Aravena, B.; Manríquez, L. M. E.; Alarcón-Muñoz, J.; Pino, J. P.; Trevisan, C.; Mansilla, H.; Hinojosa, L. F.; Muñoz-Walther, V.; Rubilar-Rogers, D.
Hip height
0.6 m · 2 ft
Length
1.8–2 m · 6–7 ft
Weight
80 kg · 176 lb
Found in
Chile · Dorotea
Food and walking
Herbivore · Four legs
Kind
armored dinosaur · Ankylosaur
Family branch
Parankylosauria

The story in short

The genus Stegouros dates to 2021, the year S. Soto-Acuña and colleagues described it. The name means “roofed tail.”

It lived in the Late Cretaceous (Campanian · Maastrichtian), roughly 83.6 to 66 million years ago. Finds come from Chile, including the Dorotea Formation. It was a herbivore and walked on four legs.

Published estimates put Stegouros at a length near 1.8–2 m, hips about 0.6 m high, and a body mass around 80 kg.

On the family tree it sits in Parankylosauria, among the armored dinosaurs.

Close relatives