Atractus latifrons (Günther, 1868)

Type locality. Pebas, department of Loreto, Peru .

Distribution. Known from Bolivia, Brazil, Colombia, and Peru,in Amazonian forest(Plt. 168A).In Brazil,widespread in Amazonia and northwestern Cerrado (Plt. 168A) at low elevations (Plt. 168B). Observed in the field in primary and secondary forest (Dixon and Soini, 1977, Hoogmoed, 1980, Martins and Oliveira, 1993, Almeida et al., 2014).