Superfamily Ischyropsalidoidea Simon 1879 (harvestman)
Parent taxon: Dyspnoi according to J. A. Dunlop et al. 2013
Sister taxa: Ameticos, Echinopustulus, Halithersidae, Troguloidea
Subtaxa: Piankhi Sabaconidae
Ecology:
Distribution:
• Eocene of Poland (2 collections), the Russian Federation (2)
Total: 4 collections each including a single occurrence