Darlingtonia Cochran, 1935 Ialtris is a genus of snakes in the subfamily Dipsadinae of the family Colubridae.

The genus is endemic to the island of Hispaniola.

Species of the genus Ialtris are found in the Dominican Republic and Haiti.

[4] The genus Ialtris contains the following four species which are recognized as being valid.

[4] Nota bene: A binomial authority or trinomial authority in parentheses indicates that the species or subspecies, respectively, was originally described in a genus other than Ialtris.