Gelechia omelkoi sp. nov. - a new species from the Russian Altai Mountains related to the Nearctic Gelechia mandella Busck, 1904 (Lepidoptera, Gelechiidae), with a synopsis of Gelechia from the Altai Republic of Russia Author Bidzilya, Oleksiy https://orcid.org/0000-0001-9243-2481 Institute for Evolutionary Ecology of the National Academy of Sciences of Ukraine, 37 Academician Lebedev str., 03143, Kyiv, Ukraine olexbid@gmail.com Author Huemer, Peter https://orcid.org/0000-0002-0630-545X Tiroler Landesmuseen Betriebsges. m. b. H., Natural History Collections, Krajnc-Str. 1, A- 6060 Hall in Tirol, Austria Author Landry, Jean-Francois https://orcid.org/0000-0001-9671-219X Canadian National Collection of Insects, Arachnids, and Nematodes, Agriculture and Agri-Food Canada, Ottawa Research and Development Centre, C. E. F., Ottawa, Ontario K 1 A 0 C 6, Canada Author Sumpich, Jan National Museum, Department of Entomology, Cirkusova 1740, CZ- 193 00 Praha 9 - Horni Pocernice, Czech Republic text ZooKeys 2021 2021-10-19 1063 105 120 http://dx.doi.org/10.3897/zookeys.1063.71914 journal article http://dx.doi.org/10.3897/zookeys.1063.71914 1313-2970-1063-105 E898EEB516A54954A6FC4A5BC164D7CA 6A225745C0595932B77A19E618B1CB2C Gelechia muscosella Zeller, 1839 Fig. 20 Records. Bidzilya 2002 : 68. Material examined. Russia1 ♂ ; Gornoaltaisk ; 15 Jul 1997 ; A. Lvovsky leg.; ZIN 1 ♂ ; Altai , Aktash vill.; grassy steppe, rocks; 50.320°N , 87.60°E ; 1400 m ; 11 Jul 2014 ; J. Sumpich leg.; NMPC . Figures 15-22. Gelechia spp., adults. 15, 16 G. omelkoi sp. nov., paratypes , males. 15 Dzhazator. 16 Karagem. 17, 18 G. jakovlevi . 17 Male , Karagem. 18 Female , Iodro 19 G. sororculella , male, Cherga 20 G. muscosella , male, Aktash 21 G. hippophaella , female, Karagem 22 G. sirotina , male, Karagem. Distribution. Palaearctic Region from Great Britain to Far East of Russia and China: Qinghai, Gansu, Shaanxi ( Huemer and Karsholt 1999 ; Li 2002). Figures 23, 24. Habitats of Gelechia omelkoi sp. nov. 23 Steppe near the confluence of Argut and Karagem rivers 24 mountain steppe near Dzhazator (photographs by Jan Sumpich ).