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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | |
| 1 | Crocodilia | Alligatoridae | Broad-snouted Caiman | Yacaré Overo | Jacaré-do-papo-amarelo | Caiman latirostris |
| 2 | Yacare Caiman | Yacaré Negro | Jacaré-do-pantanal | Caiman yacare | ||
| 3 | Squamata | Boidae | Yellow Anaconda | Anaconda Amarilla | Anaconda-amarela | Eunectes notaeus |
| 4 | Liolaemidae | Lagartija Patagónica | Liolaemus bibronii | |||
| 5 | Lagartija Austral | Liolaemus darwinii | ||||
| 6 | Phyllodactylidae | Geko | Homonota horrida |