“…We herein consider Gaeolaelaps as a genus. So far, a total of twelve species were reported from Iran: Gaeolaelaps aculeifer (Canestrini), Gaeolaelaps nolli (Karg), Gaeolaelaps kargi (Costa), Gaeolaelaps queenslandicus (Womersley), Gaeolaelaps angusta (Karg), Gaeolaelaps angustiscutatus (Willmann), Gaeolaelaps praesternalis (Willmann), Gaeolaelaps minor (Costa), Gaeolaelaps postreticulatus (Xu & Liang), Gaeolaelaps deinos (Zeman), Gaeolaelaps oreithyiae (Walter & Oliver), and Gaeolaelaps glabrosimilis (Hirschmann, Bernhard, Greim & Götz) (Mosaddegh 1997, Nemati et al 2000, Kamali et al 2001, Hadad Irani-Nejad et al 2003, Mosavi et al 2004, Noei 2007, Faraji et al 2008, Babaeian et al 2010, Nemati and Babaeian 2010, Ramezani and Nemati 2010). During our survey of soil and litter habitats in Iran we discovered a thirteenth species, new to science, which we describe in this paper.…”