Hansen, H.J. & Sörensen, W. (1897). The order Palpigradi Thor. (Koenenia mirabilis Grassi) and its relationship to the other Arachnida. Entomologisk Tidskrift 18: 223–240.
| Taxon | |
|---|---|
| Eukoenenia mirabilis (Grassi and Calandruccio, 1885) (Palpigradi: Eukoeneniidae) | 223–236, figs 1–17, Koenenia mirabilis |
| Palpigradi Thorell, 1888 | 236–239, Palpigradi |