Ahua insula is a species of Agelenidae that is endemic to New Zealand.[1]
This species was described in 1973 by Ray Forster and Cecil Wilton from female specimens. The holotype is stored in Te Papa Museum under registration number AS.000053.[2]
The female is recorded at 1.62mm in length. The cephalothorax is coloured dark brown. The legs are paler than the cephalothorax. The abdomen has blackish shading which forms bands dorsally.
This species is only known from Stewart Island, New Zealand.
Under the New Zealand Threat Classification System, this species is listed as "Naturally Uncommon" with the qualifiers of "Range Restricted".[3]