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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Records | Conservation status | Notes | ||
| 1 | Rheiformes | Rheidae | Greater Rhea | Ñandú | Ema | Rhea americana | Native | 1 |
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| 2 | Tinamiformes | Tinamidae | Spotted Nothura | Inambú Común | Codorna-amarela | Nothura maculosa | Native | 1 |
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| 3 | Accipitriformes | Accipitridae | Cinereous Harrier | Gavilán Ceniciento | Gavião-cinza | Circus cinereus | Native | 1 |
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| 4 | Passeriformes | Tyrannidae | Bearded Tachuri | Tachurí Canela | Papa-moscas-canela | Polystictus pectoralis | Native | 1 |
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| 5 | Furnariidae | Hudson´s Canastero | Espartillero Pampeano | João-platino | Asthenes hudsoni | Native | 1 |
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| 6 | Bay-capped Wren-Spinetail | Espartillero Enano | Boininha | Spartonoica maluroides | Native | 1 |
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| 7 | Sulphur-bearded Reedhaunter | Curutié Ocráceo | Arredio-de-papo-manchado | Limnoctites sulphuriferus | Native | 1 |
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| 8 | Motacillidae | Yellowish Pipit | Cachirla Chica | Caminheiro-zumbidor | Anthus chii | Native | 1 |
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| 9 | Hellmayr´s Pipit | Cachirla Pálida | Caminheiro-de-barriga-acanelada | Anthus hellmayri | Native | 1 |
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