South-eastern Brazil, from southern Minas Gerais east to Espírito Santo and south to Rio Grande do Sul, whence west to north-eastern Argentina (Misiones) and Paraguay.
 
Population
Estimated population is unknown (2010).
Slaty-breasted Wood Rail (Aramides saracura) [XC592039]
by Daniel Hinckley from Foz do Igua\u00e7u, Foz do Igua\u00e7u, Paran\u00e1, Brazil (duet, song)
Slaty-breasted Wood Rail (Aramides saracura) [XC609871]
by Marco Manh\u00e3es from Reserva Ecol\u00f3gica dos Petroleiros, Tingu\u00e1, Nova Igua\u00e7u, RJ, Brazil (duet)