Chalk-browed Mockingbird (Mimus saturninus) [XC706288]
by JAYRSON ARAUJO DE OLIVEIRA from Barba Azul Nature Reserve, Beni, Bolivia (call)
Chalk-browed Mockingbird (Mimus saturninus) [XC793177]
by Aluisio Ribeiro from Monte Alegre Rio Paran\u00e3-Comunidade Sucuri-Boc\u00e3o, Brazil (song)
Subspecies
Thought most closely related to, and perhaps forming a superspecies with, Patagonian Mockingbird (Mimus patagonicus).
The following 4 subspecies are recognised:
saturninus (Lichtenstein, 1823) - Southern Suriname and northern Brazil (lower Amazon in Pará).
frater Hellmayr, 1903 - Central and eastern Bolivia and central Brazil (east to Ceará, western Bahia and Rio de Janeiro, south to Mato Grosso and Santa Catarina).
arenaceus Chapman, 1890 - North-eastern Brazil (Paraíba south to eastern Bahia).
modulator (Gould, 1836) - South-eastern Bolivia and Paraguay south to central Argentina, extreme south-eastern Brazil (Rio Grande do Sul) and Uruguay.