Eutrachelophis

Eutrachelophis is a genus of snakes, known commonly as ivory-naped snakes, of the family Colubridae. The genus contains two species, which are native to South America.

Species
The following species are recognized as being valid.
 * Eutrachelophis bassleri Myers & McDowell, 2014 – Ecuador, Peru
 * Eutrachelophis papilio Zaher & Prudente, 2019 – Brazil
 * Eutrachelophis sp. nov. Larsen & Cortez, 2020 – Bolivia

Etymology
The specific name, bassleri, is in honor of Harvey Bassler (1883–1950), who was an American petroleum engineer and herpetologist.