Taxa included

Pickard-Cambridge, O. (1886). A contribution towards the knowledge of the Arachnida of Epping Forest. Transactions of the Essex Field Club 4: 41–45.

Taxon
Chthonius rayi L. Koch, 1873 (Pseudoscorpiones: Chthoniidae) 45, Chthonius rayi
Neobisium (Neobisium) simile (L. Koch, 1873) (Pseudoscorpiones: Neobisiidae) 45, Obisium simile
Cheiridium museorum (Leach, 1817) (Pseudoscorpiones: Cheiridiidae) 45, Cheiridium museorum (Leach)