Micrurus isozonus (Cope, 1860)

Type locality. Caracas, Venezuela .

Distribution. Known from Brazil, Colombia, Guyana, and Venezuela in the Guiana shield (Plt. 98A). In Brazil, restricted to the Guianan savanna (Plt. 98A) at low elevations (Plt. 98B). Previous maps and taxonomy in Roze (1996), Campbell and Lamar (2004), and Silva Jr. et al. (2016). Observed in the field in savanna and dry forest (Roze, 1996; Campbell and Lamar, 2004; Silva Jr. et al., 2016).