Family Quadroppiidae Balogh, 1983

Quadroppia (Quadroppia) Jacot, 1939

· Quadroppia (Quadroppia) quadricarinata (Michael, 1885) *

· Original name: Notaspis quadricarinata Michael, 1885 .

· In: New British Oribatidae . Journal of the Royal Microscopical Society, 5, 385–397.

· Historical combinations/variations: Dameosoma quadricarinatum (Michael) Berlese, 1896; Quadroppia quadricarinata (Michael) Oudemans, 1917; Oppia quadricarinata (Michael) Sellnick, 1928; Oppiella quadricarinata (Michael) Seniczak, 1975; Quadrioppia quadricarinata [sic].

· Synonyms: Quadroppia quadricarinata virginalis Lions, 1982 .

Irish Reference/s and Habitat/s: Dune, pasture, gorse bank, bracken bed and Salix ditch at seashore (Purvis 1982); Salix litter on cutaway bogs (Bolger 1985); fungal sporocarps (unpublished data; O’Connell and Bolger 1997); coniferous forest soil (Arroyo et al. 2009a); moss on soil in oak, ash, Scots pine and Sitka spruce forests, moss in canopy in oak, ash and Scots pine forests and soil in oak forests (Arroyo et al. 2012, 2013b); moss on trunk in yew and moss in canopy in oak forest (Arroyo et al. 2013c); ant nests and agricultural grassland (Arroyo et al. 2015).

Counties: Clare, Cork, Galway, Limerick, Kerry, Laois, Offaly, Roscommon, Sligo, Tipperary, Wexford and Wicklow.

Quadroppia (Coronoquadroppia) Ohkubo, 1995

· Quadroppia (Coronoquadroppia) monstruosa Hammer, 1979

· Original name: Quadroppia monstruosa Hammer, 1979 .

· In: Biologiske Skrifter, 22(9), 34.

· Synonyms: Quadroppia mahunkai Mínguez, 1981; Quadroppia modeoi Mahunka and Paoletti, 1984; Quadroppia paolii Woas, 1986; Quadroppia quadricarinata (Michael) sensu Mahunka, 1987; Quadroppia lesleyae Monson, 2000 .

Irish Reference/s and Habitat/s: Moss in canopy of oak forest (Arroyo et al. 2012, 2013b); ant nests and agricultural grassland (Arroyo et al. 2015).

Counties: Kerry and Limerick.

· Quadroppia (Coronoquadroppia) pseudocircumita Mínguez, Ruiz and Subías, 1985

· Original name: Quadroppia pseudocircumita Mínguez et al., 1985

· In: Boletín de la Asociación Española de Entomología, 9, 108.

· Synonyms: Quadroppia circumita (Hammer) Mínguez, 1981 .

Irish Reference/s and Habitat/s: Coniferous forest soil (Arroyo et al. 2009a); moss in canopy in oak and ash forests, moss on soil in Sitka spruce forests and canopy in Scots pine forests (Arroyo et al. 2012, 2013b); ant nests (Arroyo et al. 2015).

Counties: Kerry, Limerick, Offaly, Roscommon, Sligo, Tipperary and Wicklow.