Atractus badius (H. Boie in F. Boie, 1827)

Type locality. “Guiana,” Paramaribo, Suriname .

Distribution. Known from Brazil, French Guiana, Guyana, and Suriname on the Guiana Shield (Plt. 154A). In Brazil, restricted to northeastern Amazonia, north of the Amazon River (Plt. 154A), at low elevations (Plt. 154B). Observed in the field in primary and secondary forest (Hoogmoed, 1980).