Detection of Chrysops divaricatus (Diptera: Tabanidae) in flat pastures of the Central Yakutia Russian Federation

<p>In Central Yakutia of the Russian Federation 21 species and subspecies of horseflies of two genera are revealed: Chrysops (6 species) and Hybomitra (15 species and 1 subspecies). There are two marked species (dark forms): H. bimaculata var.bisignata и H. montana var. flaviceps. The most numerous species being the main center of population on pastures are 6: Hybomitra montana montana, H. lundbecki lundbecki, H. ciureai, H. arpadi, H. nitidifrons nitidifrons, H. nigricornis (in the amount of 81,46% fees). On the plain pastures Chrysops divaricatus is specified for the first time.