Boiruna maculata (Boulenger, 1896)

Type locality. Uruguay .

Distribution. Known from Argentina, Bolivia, Brazil, Paraguay, and Uruguay, mostly along the southern portion of the South American open diagonal (Plt. 308A). In Brazil, recorded in the Atlantic Forest, Cerrado, Chaco, Chiquitano Dry Forest, Pampas Grasslands, and Pantanal (Plt. 308A), at low to high elevations (Plt. 308B). Observed in the field in open habitats including grassland and savanna (Gaiarsa et al., 2013; Sawaya et al., 2008).