Acropsopilio chilensis Silvestri, 1904, from Groh & Giribet 2014.
Acropsopilionidae is a little diverse circum-Antarctic (or Austral) family of Dyspnoi with 3 genera and 20 species.
- Acropsopilionidae was originally in Dyspnoi.
- Later transferred to Eupnoi under the synonymy of Caddidae by Shear (1974b).
- Reinstated in Dyspnoi by Groh & Giribet (2014).