Subgenus Holostaspis Kolenati, 1858

• Hypoaspis (Holostaspis) acuta (Michael, 1891) • Original name: Laelaps acuta Michael, 1891 . • In: Proceedings of the Zooogical Society, London, 4: 652 • Combinations/variations used in Irish literature: Laelaps (Hypoaspis) acutus Michael (Halbert, 1915),

Gymnolaelaps acutus Michael (Hull, 1918), Hypoaspis (Alloparasitus) acuta (Michael) (Luxton, 1998) .

Irish Records: Nest of Myrmica scabrinodis (Halbert, 1915) .

Counties: Mayo.