Gamasid mites of small mammals in the semi-desert territories of Saratov Trans-Volga region

Abstract

New data on the species composition and comparative analysis of gamasid mites occurring on small mammals in the semi-desert territories of Saratov Trans-Volga region are reported. In all, 18 species of gamasid mites (9 genera, 5 families) were found, including 9 species which had not been previously recorded in the region: Hypoaspis (Stratiolaelaps) miles Berlese, 1882, H. (Geolaelaps) heselhausi Oudemans, 1912, H. (G.) lubrica Oudemans et Voigts, 1904, Laelaps multispinosus Banks, 1909, L. jettmari Vitzthum, 1930, Cyrtolaelaps mucronatus G. et. R. Canestrini, 1881, Haemogamasus citelli Bregetova et Nelzina, 1952, Hirstionyssus eusoricis Bregetova, 1956, and Hi. ellobii Bregetova, 1956; 5 of these species are new to Saratov Province.