Chironius scurrulus

{{Short description|Species of snake}}

{{speciesbox

| name = Smooth machete savane

| image = Chironius scurrulus (Yasuni).jpg

| status = LC

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Hammerson, G.A. |author2=Nogueira, C. |author3=Catenazzi, A. |author4=Hoogmoed, M. |author5=Schargel, W. |author6=Rivas, G. |year=2019 |title=Chironius scurrulus |volume=2019 |page=e.T44580168A44580177 |doi=10.2305/IUCN.UK.2019-2.RLTS.T44580168A44580177.en |access-date=3 May 2023}}

| genus = Chironius

| species = scurrulus

| authority = Wagler, 1824

| synonyms = *Natrix scurrula Wagler, 1824

• Coluber scurrula - Wagler, 1830
• Herpetodryas carinatus var. scurrula - Jan, 1863
• Chironius scurrulus - Hoge, 1964The Reptile Database. www.reptile-database.org.

}}

Chironius scurrulus, commonly known as the smooth machete savane, is a large slender colubrid snake. It is also known as Wagler's sipo.