Family Dinychidae Berlese, 1916
Dinychus Kramer, 1882 • Dinychus carinatus Berlese, 1903 • Original name: Dinychus carinatus Berlese, 1903 . • In: Redia, 1: 247. • Combinations/variations used in Irish literature: Dinychus (Protodinychus) carinatus Berlese (Halbert, 1923)
Irish Records: Under bark of decaying trees and in decaying bulbs (Halbert, 1923).
Counties: Dublin.
• Dinychus inermis (Koch, 1841)
• Original name: Seius inermis Koch, 1841
• In: Deutschlands Crustaceen, Myriopoden und Arachniden. 1835–1844. Regensburg, fasc. 39 (20). Irish Records: Iris bog at coast (Purvis, 1982). Counties: Wexford .
• Dinychus perforatus Kramer, 1886
• Original name: Dinychus perforatus Kramer, 1886
• In: Archiv für Naturgeschichte, 52: 255.
• Combinations/variations used in Irish literature: Dinychus tetraphyllus Berlese (Halbert, 1915; Hull, 1918). Irish Records: Moss (Halbert, 1915); pasture (Curry, 1973, 1976a; Valarasan, 1971); pasture on peat (Whelan, 1976); Iris bog at seashore (Purvis, 1982); pasture and broadleaved forest (Arroyo et al., 2009); machair pasture (Arroyo & Bolger, 2011); moss on soil under ash; soil under oak; moss on Sitka spruce (Arroyo et al., 2010, 2012, 2013a). Counties: Donegal, Dublin, Galway, Kerry, Kildare, Laois, Mayo, Tipperary, Waterford, Wexford.