Hydrotaea hsiai Fan, 1965

Material examined. RUSSIA: Altai Republic: 1♀, Kosh-Agach env., 50.0°N 88.6°E, 1750 m asl, 2–4.07.2016, leg. N. Vikhrev (ZMUM).

Other records: MONGOLIA: 1♂, Tov prov.: Central Aimak, NW environs of Ulan-Bator (47.9°N 106.7°E), 11.06.1967, leg. V. Zaitsev ; 3♂, 20 km S of Ulan-Bator (47.7°N 106.9°E), 2.07.1967, leg. V. Zaitsev; 6♀, 70 km S of Ulan-Bator (47.3°N 106.7°E), 20– 21.07.1967, leg. V. Zaitsev. Dundgovi prov .: 1♀, Sredne-Gobiyskiy Aimak, Delgertsogt (46.13°N 106.37°E), 22.07.1967, leg. V. Zaitsev; 1♂, Delgerkhangai Mountains (45.24°N 104.80°E), 25.07.1967, leg. V. Zaitsev (all in ZIN).

Distribution. Known from arid regions of Central Asia: China (Qinghai). Newly recorded here from Mongolia and Russia (Altai Republic).

See Taxonomic part.