Beron, P. (1996). Geogarypidae and Olpiidae (Arachnida: Pseudoscorpionida) - new families for the fauna of Bulgaria. Historias Naturalis Bulgarica 6: 24.
| Taxon | |
|---|---|
| Olpium pallipes balcanicum Beier, 1931 (Pseudoscorpiones: Olpiidae) | 24, Olpium pallipes balcanicum |
| Geogarypus minor (L. Koch, 1873) (Pseudoscorpiones: Geogarypidae) | 24, Geogarypus minor (L. Koch) |