Ortygonax nigricans
- kingdom: Animalia
- phylum: Chordata
- class: Aves
- order: Gruiformes
- family: Rallidae
- genus: Ortygonax
- species: Ortygonax nigricans
Salvador
Bahia- Porto Real
Rio de Janeiro- Blumenau
Santa Catarina
Brazil
El Tambo
Cauca
Colombia