Notes on Hysterochelifer afghanicus Beier (Pseudoscorpiones: Cheliferidae), with a key to the species of Hysterochelifer Chamberlin

The pseudoscorpion Hysterochelifer afghanicusBeier, 1966 is redescribed and illus-trated based on 21 specimens (13♂, 8♀) collected from different sites in northern, western, and southern Iran.A number of morphological characters and new provin-cial records are given. In addition, a key for 13 species of the pseudoscorpion genus HysterocheliferChamberlin, 1932 is proposed.

Arachnida; morphometric characters; Iran; Middle East