8, see text Dromicus Alsophis is a genus of snakes in the subfamily Dipsadinae of the family Colubridae.

One species in the genus Alsophis, A. antiguae, is one of the world's rarest known snakes.

Snakes of the genus Alsophis are small and rear-fanged, and they are considered harmless to humans.

[3] Snakes of the genus Alsophis are all relatively small, usually less than about 1 m (3.3 ft) in body length.

[4] Nota bene: A binomial authority in parentheses indicates that the species was originally described in a genus other than Alsophis.