[2] The following four subspecies are recognized:[2] Adults of Salvadora hexalepis are, on average, 20-46 inches (51–117 cm) in total length;[6] the record total length is 58 in (150 cm).

[7] They have a distinctive, thick scale curved back over the top of the snout, and free at the edges.

[7] The western patch-nosed snake inhabits arid deserts in its area.

It feeds upon lizards, snakes, reptile eggs, and small rodents.

[9] 4-10 eggs are laid during spring or early summer and hatch in August through September.