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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | |
| 1 | Crocodilia | Alligatoridae | Yacare Caiman | Yacaré Negro | Jacaré-do-pantanal | Caiman yacare |
| 2 | Squamata | Colubridae | Patagonian Green Racer | Culebra del Pastizal | Philodryas patagoniensis | |
| 3 | Phyllodactylidae | Wall Gecko | Salamanquesa Común | Tarentola mauritanica | ||
| 4 | Teiidae | White-and-black Tegu Lizard | Lagarto Overo | Teiú-gigante | Salvator merianae | |
| 5 | Testudines | Chelidae | Tortuga de Arroyo | Phrynops williamsi |