| Kingdom: | Animalia |
| Phylum: | Chordata |
| Subphylum: | Vertebrata |
| Class: | Mammalia |
| Order: | Edentata |
| Superfamily: | Megalonychoidea |
| Family: | Dasypodidae |
- Genus
- species – Common Name
- Cabassous
- centralis, chacoensis, tatouay, unicinctus – Naked-tailed armadillo
- Chaetophractus
- nationi, vellerosus, villoosus – Hairy armadillo
- Dasypus Chlamyphorus
- retusus – Pichiciego
- truncatus – Lesser pichiciego
- Dasypus Cryptophractus
- pilosus – Long-nosed armadillo
- Dasypus Dasypus
- hybridus, novemcinctus, sabanicola, septemcinctus – Long-nosed armadillo
- Dasypus Hyperoambon
- kappleri – Long-nosed armadillo
- Euphractus
- sexcinctus – Six-banded armadillo
- Priodontes
- maximus – Giant armadillo
- Tolypeutes
- matacus, tricinctus – Three-banded armadillo
- Zaedyus
- pickiy – Pichi
