A contribution to the knowledge of oribatid and mesostigmatic mites (Acari) with new records in Georgia Author Murvanidze, Maka . Institute of Entomology, Agricultural University of Georgia. 240, D. Aghmashenebely Alley 0131, Tbilisi, Georgia; Email: m. murvanidze @ agruni. edu. ge, ntodr 2013 @ agruni. edu. ge Author Mumladze, Levan . Institute of Ecology of Ilia State University, Cholokashvili ave 3 / 5, 0165, Tbilisi, Georgia; E-mail: lmumladze @ gmail. com lmumladze@gmail.com Author Todria, Nino . Institute of Entomology, Agricultural University of Georgia. 240, D. Aghmashenebely Alley 0131, Tbilisi, Georgia; Email: m. murvanidze @ agruni. edu. ge, ntodr 2013 @ agruni. edu. ge text Persian Journal of Acarology 2019 2019-10-15 8 4 309 325 journal article 10.22073/pja.v8i4.51419 2251-8169 4644950 Antennoseius bacatus Athias-Henriot, 1961 Diagnostic characters (female) – Measurements: 535–540 × 240–255 μm with podonotal shield of 265–275 ×240–255 μm and opisthonotal shield 235–265 × 230–245 μm. Body with sculpture made of granules and tubercles; j1 setae leaf-shaped, barbed, 27–30μm long, others – widened, barbed, 25 μm long; tectum with three dentate projections; ventrianal shield about 115–120 μm long and 125– 130 μm wide, with two pairs of preanal and three pairs of anal setae (13–15 μm); leg I without pretarsus and claws, 480 μm. Antennoseius bacatus differs from closest species A. alexandrovi Bregetova, 1977 by having an additional three unpair setae together with 16 pairs of paired setae and dorsal setae heavily barbed vs fusiform, dentate setae in A. alexandrovi . Material – Village Pirosmani ( N 41.387850 , E 46.569400 , 210m a.s.l.) heavily overgrazed pasture, one female, coll. Todria, N., 15.06.2017 ; village Zemo Kedi ( N 41.436067 , E 46.389867 , 598m a.s.l.), pasture with moderate grazing, one female, coll. Todria, N., 15.06.2017 . Distribution in Caucasus – New for Caucasus. Global distribution – Europe ( Karg 1993 ). Habitat – Moss, litter, soil, arable lands ( Karg 1993 ).