interior of the State of Bahia, Brazil.
Forms a species complex with G. palmarum, G. sanchezi, G. griseiceps, G. parkeri and G. hardyi. All (except recently described G. parkeri) formerly treated as races of present species, but appear to have constant vocal differences; further research needed. See also G. mooreorum. Monotypic.
E Paraguay, S & E Brazil (SE Bahia to Paraná and NE Santa Catarina) and possibly NE Argentina (Misiones). Recent reports from the Pantanal represent misidentified G. brasilianum#R.
Food and feeding
Status and conservation
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