Apostolepis ambiniger (Peters, 1869)

Type locality. Paraguay .

Distribution. Known from Brazil and Paraguay (Plt. 229A). In Brazil, known from the Pantanal and the southwestern portion of the Cerrado, including an isolated and questionable record in Ipanema Farm, Iperó, São Paulo state (Plt. 229A), at intermediate elevations (Plt. 229B). Previous maps and taxonomy in Lema et al. (2005a). Observed in the field in open savannas on sandy soils (CS, pers. obs.).