| Language | Population | Bloc | Family | Cluster | Band | |
|---|---|---|---|---|---|---|
| ● Terena | 25,600 | Arawakan | Maipuran | Southern Maipuran | Bolivia-Parana | |
| ● Ignaciano | 20,000 | Arawakan | Maipuran | Southern Maipuran | Bolivia-Parana | |
| ● Trinitario | 7,490 | Arawakan | Maipuran | Southern Maipuran | Bolivia-Parana | |
| ● Baure | 830 | Arawakan | Maipuran | Southern Maipuran | Bolivia-Parana |