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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | |
| 1 | Didelphimorphia | Didelphidae | Brazilian White-eared Opossum | Comadreja Overa | Gambá-de-orelha-branca | Didelphis albiventris |
| 2 | Rodentia | Caviidae | Chacoan Mara | Conejo de los Palos | Dolichotis salinicola | |
| 3 | Chinchillidae | Common Mountain Viscacha | Chinchillón | Lagidium viscacia | ||
| 4 | Carnivora | Felidae | Northern Colocolo | Gato del Pajonal del Norte | Leopardus garleppi | |
| 5 | Artiodactyla | Cervidae | North Andean Huemul | Taruca | Hippocamelus antisensis |