Micrurus tricolor Hoge, 1957

Type locality. Carandazal, Corumbá, Mato Grosso do Sul, Brazil .

Distribution. Known from Brazil and Paraguay (Plt. 115A). In Brazil, recorded in the Pantanal and surrounding Cerrado and Chaco (Plt. 115A) at low elevations (Plt. 115B). Previous maps and taxonomy in Roze (1996), Silva Jr. and Sites (1999), Campbell and Lamar (2004), and Silva Jr. et al. (2016). Observed in the field in savanna, chaco shrubland, and disturbed areas (Strüssmann and Sazima, 1993; Silva Jr. and Sites, 1999; Sousa et al., 2010; Silva Jr. et al., 2016).