Family Ologamasidae Ryke, 1962

Cyrtolaelaps Berlese, 1887

• Cyrtolaelaps mucronatus (G. & R. Canestrini, 1881)

• Original name: Gamasus mucronatus G. & R. Canestrini, 1881.

• In: Atti del Reale Istituto veneto di scienze, lettere ed arti, Series 5, 7: 1081.

• Combinations/variations used in Irish literature: Asca affinis Oudemans (Halbert, 1915), Gamasellus (Proc-

tolaelaps) mucronatus (G. & R. Canestrini) (Halbert, 1923).

Irish Records: Sand pit used for macerating bones (Halbert, 1915), rotting potatoes (Halbert, 1923); pasture on peat (Whelan, 1976); small mammal nest (Unpublishd data); in bedding of Meles meles and Oryctolagus cuniculus (unpublished data).

Counties: Dublin, Kildare.

• Cyrtolaelaps subnudus (Berlese, 1918) • Original name: Gamasellus (Protolaelaps) subnudus Berlese, 1918 . • In: Redia, 13: 38. • Combinations/variations used in Irish literature: Gamasellus (Procolaelaps) subnudus Berlese (Halbert,

1923).

Irish Records: Decaying turnips (Halbert, 1923).

Counties: Dublin.

Euryparasitus Oudemans, 1901

• Euryparasitus emarginatus (Koch, 1839)

• Original name: Gamasus emarginatus Koch, 1839 .

• In: Deutschlands Crustaceen, Myriopoden und Arachniden. 1835–1844. Regensburg, fasc. 24 (17).

Irish Records: On Apodemus sylvatcus (Fairley, 1963, 1964a, b, 1965, 1972); on Clethrionomys glareolus (Fairley, 1970); small mammal nests (unpublished data); in bedding of Meles meles (unpublished data). Counties: Antrim, Clare, Down, Dublin, Kerry, Louth, Tyrone.

Hydrogamasus Berlese, 1892

• Hydrogamasus giardia (Berlese & Trouessart, 1889)

• Original name: Seius Giardi Berlese & Trouessart, 1889 .

• In: Bulletin De La Bibliothèque Scientifique De L’Ouest, 2: 4.

Irish Records: Over wide range of intertidal area at seashore (Halbert, 1915, 1920).

Counties: Dublin, Galway.

• Hydrogamasus littoralis (G. & R. Canestrini, 1881)

• Original name: Gamasus littoralis G. & R. Canestini, 1881.

• In: Atti del Reale Istituto veneto di scienze, lettere ed arti, Series 5, 7: 1078.

Irish Records: Lower intertidal area of seashore (Halbert, 1920); mussel bed (Healy & McGrath, 1998).

Counties: Dublin, Galway, Wexford.