Subgenus Ololaelaps Berlese, 1901

• Pseudoparasitus (Ololaelaps) placentulus (Berlese, 1887) • Original name: Laelaps placentula Berlese, 1887 . • In: Acari, Myriopoda and Scorpiones hucusque in Italia reperta, 44 (3). • Combinations/variations used in Irish literature: Laelaps (Oloaelaps) confinis Berlese (Halbert, 1915; Hull,

1918).

Irish Records: Moss (Halbert, 1915); pasture (Valarasan, 1971).

Counties: Dublin, Mayo.

• Pseudoparasitus (Ololaelaps) sellnicki (Bregetova & Koroleva, 1964)

• Original name: Ololaelaps sellnicki Bregetova, 1964, nom. nov. pro Ololaelaps haemisphaericus Sellnick, 1940 non Koch, 1839

• In: Zoologicheskogo Instituta. Akademiia nauk SSSR, 22: 77.

Irish Records: Puccinellia turf at seashore (Healy & McGrath, 1998).

Counties: Wexford.

• Pseudoparasitus (Ololaelaps) venetus (Berlese, 1903) • Original name: Hypoaspis venetus Berlese, 1904 . • In: Zoologischer Anzeiger, 27: 14. • Combinations/variations used in Irish literature: Laelaps (Ololaelaps) tumidulus Koch (Halbert, 1915) .

Irish Records: Moss (Halbert, 1915).

Counties: Mayo.