26. Pristina aequiseta Bourne, 1891

Naidium foreli Piguet, 1906

Geographic distribution.

Cosmopolitan species. In the Russian tundra: Murmansk Region (Veselov 1977), the Yamal Peninsula (Stepanov 2017).

Location.

Lake Bolshoy Kharbey (67°34'42.3"N, 62°52'57.1"E); Lake Golovka (67°35'50"N, 62°55'25.3"E).

Ecology.

The species is rare in the area. It was found in the coastal zone of only two lakes, where it was on stones with algae and moss cover, sand or submerged macrophytes.