Smooth machete savane
Chironius scurrulus, commonly known as the smooth machete savane, is a large slender colubrid snake. It is also known as Wagler's sipo.
The dorsal scales are in only 10 rows.
It is found in tropical rainforests of the Brazilian Amazon, Southeastern Colombia, northern Bolivia, Ecuador, east of Venezuela, Peru, Trinidad and Tobago, Guyana, Surinam, French Guiana.