First record of Linotetranidae (Acari: Tetranychoidea) from Russia, with description of a new species

Adult female of Linotetranus sibiriensis n. sp. (Acari: Tetranychoidea) collected from soil sample in Kurgan Region of Russia is described. This is the first record of the family Linotetranidae from Russia and northernmost in Palaearctic. Thanks to the use of a scanning electron microscope, three pairs of adoral setae were detected in Linotetranidae. A key to species of Linotetranus is also provided.