New data on species diversity of Annelida (Oligochaeta, Hirudinea) in the Kharbey lakes system, Bolshezemelskaya tundra (Russia) Author Baturina, Maria A. Author Kaygorodova, Irina A. Author Loskutova, Olga A. text ZooKeys 2020 910 43 78 http://dx.doi.org/10.3897/zookeys.910.48486 journal article http://dx.doi.org/10.3897/zookeys.910.48486 1313-2970-910-43 04ABDDCC3E6C49A591CF8F3174C74A1E 66981C7A0E2A5CCFA566CA49F9BFD166 39. Limnodrilus udekemianus Claparede , 1862 Isochaeta virulenta Pointner, 1911 Geographic distribution. Cosmopolitan species. In the Russian tundra: Murmansk Region (Stalmakova 1969; Veselov 1977 ; Timm and Popchenko 1978 ), the Vashutkiny lakes system ( Finogenova 1966 ), Lake Ambarty and some other lakes in the Korotaikha River basin ( Popchenko 1978 ), lakes in the More-yu River basin ( Baturina and Loskutova 2010 ), northern part of Western Siberia and the Yamal Peninsula ( Zaloznyj 1984 ). Location. Lake Bolshoy Kharbey ( 67°33'48.2"N , 62°55'2.6"E ; 67°31'38"N , 62°53'2.8"E ; 67°32'49.9"N , 62°53'40.1"E ). Ecology. The species was found on stones with moss or algal cover and clayey ground (depth 1.1-2.0 m). It was not widely distributed in the Kharbey lakes system previously.