Rio Araguaia, Goiás, Brazil.
Belongs in S clade of “capped” (“capuchino”) Sporophila (see S. castaneiventris and S. bouvreuil). Form described as S. zelichi (from Entre Ríos, in NE Argentina), once treated as a Critically Endangered species, now considered to be a white-necked morph of S. palustris or possibly a hybrid between latter and present species. Monotypic.
NE Argentina (Corrientes and Entre Ríos), extreme SE Paraguay (Itapúa), extreme SE Brazil (W & SC Rio Grande do Sul) and W & SE Uruguay (mostly Paysandú, Río Negro and Rocha, also Artigas, Soriano and Treinta y Tres). Migrates N as far as SC Brazil (Goiás, SE Mato Grosso and W Minas Gerais).
Food and feeding
Status and conservation
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