New records of mites of the Heterostigmata (Acari: Prostigmata) associated with insects from Golestan Province, northern Iran Author Rahiminejad, Vahid . Department of Entomology, Faculty of Agriculture, Tarbiat Modares University, 14115 - 336, Tehran, Iran; E-mail: hajiqanbar @ modares. ac. ir &. Current address: Department of Plant Protection, Faculty of Plant Production, Gorgan University of Agricultural Science and Natural Resource, Golestan, Iran. hajiqanbar@modares.ac.ir Author Hajiqanbar, Hamidreza . Department of Entomology, Faculty of Agriculture, Tarbiat Modares University, 14115 - 336, Tehran, Iran; E-mail: hajiqanbar @ modares. ac. ir hajiqanbar@modares.ac.ir text Persian Journal of Acarology 2020 2020-07-15 9 3 233 242 journal article 10.22073/pja.v9i3.61223 2251-8169 4644986 Formicomotes octipes Sevastianov, 1980 World distribution – Ukraine , 14 females associated with Lasius fuliginosus (Latreille) (Hym.: Formicidae ) ( Sevastianov 1980 ). Crimea , 31 females in wet forest litter under oriental beech Fagus orientalis Lipsky ( Khaustov and Frolov 2018 ) . Material examined – Two females removed from a vial containing 22 Tetramorium sp. (Hym.: Formicidae ) and 2 females extracted from a vial containing 11 Tetramorium sp., both captured by a light trap in shore of Caspian Sea, Bandar-E-Turkmen, 36.89 N , 54.05 E , and altitude 1 m a.s.l., 6 May 2013 and in Oak forest in the Alang-Dareh forest, Gorgan, 36.46 N , 54.26 E , and altitude 301 m a.s.l., 16 August 2014 , respectively. Remarks – Genus Formicomotes is new for mite fauna of Asia. Also, this is a new association between this mite and the ant genus Tetramorium . Another species of this genus, F. heteromorphus Magowski, 1988 reported from Thailand as a pest of cultivated mushroom, Auricularia polytricha ( Walter et al . 2009 ) . Third species of the genus, Formicomotes brasieliensis Khaustov and Forolov, 2018 was described associated with termite workers, Nasutitermes sp., from Brazil ( Khaustov and Frolov 2018 ).