Mamoré River
"Chironius laurenti" belongs to the genus "Chironius" (commonly known as "sipos" or "savanes") in the subfamily Colubrinae of the family Colubridae. The species was first described in 1993 by the herpetologists James R. Dixon, John A. Wiest, Jr., and . The type specimens were recovered from the Mamoré River of Beni, Bolivia. The species is named after Belgian herpetologist Raymond Laurent.