Illiger, J.K.W. (1798). Verzeichniss der Käfer Preussens. J.J. Bauer, Halle.
| Taxon | |
|---|---|
| Obisium Illiger, 1798 (Pseudoscorpiones: Cheliferidae) | 501, (synonymised by Chamberlin, 1930: 12), Obisium |
| Chelifer cancroides (Linnaeus, 1758) (Pseudoscorpiones: Cheliferidae) | 501, Obisium cancroides (Linnaeus) |
| Chernes cimicoides (Fabricius, 1793) (Pseudoscorpiones: Chernetidae) | 501, Obisium cimicoides (Fabricius) |