Southern naked-tailed armadillos are solitary, and are said to be nocturnal in the tropics but have been reported to be diurnal further south.

The southern naked-tailed armadillo (Cabassous unicinctus) is a species of small armadillo from South America.

Southern naked-tailed armadillos are found throughout northern South America east of the Andes, as far south as northern Paraguay and southern Brazil.

The southern naked-tailed armadillo (Cabassous unicinctus) is a species of small armadillo from South America.