| Language | Population | Bloc | Family | Cluster | Band | |
|---|---|---|---|---|---|---|
| ● Parecis | 1,710 | Arawakan | Maipuran | Central Maipuran | ||
| ● Enawene-Nawe | 550 | Arawakan | Maipuran | Central Maipuran | ||
| ● Waura | 430 | Arawakan | Maipuran | Central Maipuran | ||
| ● Mehinaku | 250 | Arawakan | Maipuran | Central Maipuran | ||
| ● Yawalapiti | 240 | Arawakan | Maipuran | Central Maipuran | ||
| ● Mawayana | 63 | Arawakan | Maipuran | Central Maipuran |