“…Paknia et al (2008) listed 110 species in 26 genera and six subfamilies (Aenictinae, Dolichoderinae, Dorylinae, Formicinae, Myrmicinae, and Ponerinae) as the fauna of Iran. Several dozen works have been published (Tirgari & Paknia 2004, Paknia 2006, Paknia & Kami 2007, Ghahari et al 2009, Rafinejad et al 2009, Paknia 2010, Firouzi et al 2011, Ghahari et al 2011, Mohammadi et al 2012, Hossein Nezhad et al 2012, Kiran et al 2013, Shiran et al 2013, Ghahari et al 2015, Khandehroo et al 2015, Mirzamohamadi et al 2015, Moradloo et al 2015, Mortazavi et al 2015, Ghobadi et al 2016, Heidari et al 2017, Pashaei Rad et al 2018, Khalili-Moghadam et al 2019, Mohseni Rad et al 2019, Salata et al 2020, and currently, more than 200 species of ants have been reported from Iran. The aim of this paper is a faunistic study on Formicidae from North and Northwestern regions of Iran, and introducing of four species as new records for the Iranian fauna.…”