| thamnophilus caerulescens | | Argentina: Formosa | | 197257063 |
| thamnophilus caerulescens | | Argentina: Formosa | | 197257069 |
| thamnophilus caerulescens | | argentina: formosa, reserva natural formosa, sec. rio teuco | | 1812385070 |
| thamnophilus caerulescens | | argentina: formosa, parque nacional pilcomayo, estero 'catalina' | | 1812385110 |