Mussurana bicolor (Peracca, 1904)

Type locality. Santa Fé, province of Buenos Aires, Argentina .

Distribution. Known from Argentina, Bolivia, Brazil, and Paraguay (Plt. 314A). In Brazil, recorded in the western portion of the Cerrado, Pantanal, and Chiquitano Dry Forest (Plt. 314A) at low elevations (Plt. 314B). Previous maps and taxonomy in Zaher (1996). Observed in the field in open savannas, wetlands, and disturbed areas (Strüssmann and Sazima, 1993; Couturier and Faivovich, 1996).