Taxa included

Hammen, L. van der (1989). An introduction to comparative arachnology. SPB Academic Publishing, The Hague.

Taxon
Prokoenenia wheeleri (Rucker, 1901) (Palpigradi: Prokoeneniidae) n/a, fig. 32, Prokoenenia wheeleri (Rucker)
Eukoenenia mirabilis (Grassi and Calandruccio, 1885) (Palpigradi: Eukoeneniidae) n/a, figs 24–30, 31a–b, I, Eukoenenia mirabilis (Grassi and Calandruccio)
Eukoenenia pyrenaica (Hansen, 1926) (Palpigradi: Eukoeneniidae) n/a, fig. 31h, Eukoenenia pyrenaica (Hansen)
Triadokoenenia millotorum (Rémy, 1950) (Palpigradi: Prokoeneniidae) n/a, fig. 31g, Prokoenenia millotorum
Leptokoenenia scurra Monniot, 1966 (Palpigradi: Eukoeneniidae) n/a, figs 31c–d, j, Leptokoenenia scurra
Palpigradi Thorell, 1888 65–66, 77–97, Palpigradi