Steneurytion dux is a species of centipede in the Geophilidae family.

It was described in 1920 by American myriapodologist Ralph Vary Chamberlin.

[1][2] This species can reach 44 mm in length and has 49 to 53 pairs of legs.

[3] The species occurs in New Zealand.

Type localities are Plimmerton and Day's Bay, Wellington.