Title Second world record of Olopachys hallidayi Özbek, 2014 (Mesostigmata: Pachylaelapidae) from Iran Type JournalPaper Keywords ندارد Abstract ندارد Researchers omid joharchi (Fourth Researcher), Mohammad Bagheri (Third Researcher), Ali Ahadiyat (Second Researcher), Saeid Valizadeh (First Researcher)