Cinereous-breasted Spinetail
- kingdom: Animalia
- phylum: Chordata
- class: Aves
- order: Passeriformes
- family: Furnariidae
- genus: Synallaxis
- species: Synallaxis hypospodia
- La Santisima Trinidad
El Beni
Bolivia- Humaitá
Amazonas- Chapada dos Guimarães
- Poconé
Mato Grosso
Brazil