Stegotherium is an extinct genus of long-nosed armadillo, belonging to the Dasypodidae family alongside the nine-banded armadillo. It is currently the only genus recognized as a member of the tribe St
Skull of S. tauberi, showing the reduced teeth.
Shell of Stegotherium, now associated with S. tauberi.
Painting by Charles R. Knight (1913), showing a group of Stegotherium tesselatum interacting with a couple of Protypotherium australe, a gracile Notoungulate, in a dry environment.
Protypotherium is an extinct genus of notoungulate mammals native to South America during the Oligocene and Miocene epochs. A number of closely related animals date back further, to the Eocene. Fossil
Cranium of Protypotherium praerutilum
Upper jaw of Protypotherium australe from below