Chlamyphoridae
- Chlamyphorinae
- Euphractinae
- Tolypeutinae
- Screaming hairy armadillo Chaetophractus vellerosus
Photo: Guido Valverde. · CC BY-SA 3.0 A hairy armadillo of dry regions, with fur showing between the plates of its armor. In hot summer weather it stays in burrows and is active at night.
- Six-banded armadillo Euphractus sexcinctus
Photo: No machine-readable author provided. Exlibris~commonswiki assumed (based on copyright claims). · CC BY-SA 2.5 An armadillo of South American savannas that digs its own burrows with strong claws.
- Big hairy armadillo Chaetophractus villosus
Photo: Tony King · CC BY 4.0 The big hairy armadillo lives in grasslands, forests and other habitats in South America. Flexible bony plates cover its back, with hair beneath the plates and along the sides of the body.
- Northern Naked-tailed Armadillo Cabassous centralis
The northern naked-tailed armadillo has bands of armor on its back but no protective plates on its tail. It digs with large claws and feeds mainly on insects.
- Southern Naked-tailed Armadillo Cabassous unicinctus
This armadillo is marked by a gray, banded shell and an unarmored tail. It lives mostly alone underground and feeds on ants and termites.
- Giant Armadillo Priodontes maximus
It is the largest living armadillo and digs burrows with its powerful front claws.
- Pink Fairy Armadillo Chlamyphorus truncatus
The lesser fairy armadillo is a small armadillo that lives in underground burrows. Its back is covered by pale pinkish-ochre armor, and it inhabits dry sandy areas of central Argentina.
- Greater Naked-tailed Armadillo Cabassous tatouay
An armadillo whose tail lacks armor. At night it digs into soil and termite mounds with its large claws, feeding mainly on ants and termites.
- Southern Three-banded Armadillo Tolypeutes matacus
The southern three-banded armadillo is an armadillo that tucks its head and legs beneath its hard shell and curls up for defense.
- Brazilian Three-banded Armadillo Tolypeutes tricinctus
This armadillo has a rounded shell and can curl into a ball by fitting its head and tail shields together when threatened.
- Chacoan Naked-tailed Armadillo Cabassous chacoensis
A small armadillo of the dry Chaco that spends much of its time underground and mainly eats ants and termites.
- Pichi Zaedyus pichiy
A small armadillo of dry southern South America that digs burrows and feeds mainly on insects.