49. Gymnopternus ussurianus (Stackelberg, 1933) Material examined. 2♂, 7♀, Khabarovsk, Bychikha, former pond at end of Yubileynaya street and its forested environs, 48.2917– 2947 ° N, 134.8268–8290 ° E, 81–84 m a. s. l., 25.07.2020, O. Kosterin; 6♂, Khabarovsk, Bolshoy Ussuriysky Island, at oxbow lakes, 48.33–42 ° N, 134.80–90 ° E, 35–38 m a.s.l., 26.07.2020, O. Kosterin; 4♀, Khabarovsk, 2–2.6 km NE of Kazakevichevo, Bolshekhekhtsyrsky Nature Reserve, Sosninsky Brook lowermost reaches and right bank of Amurskaya Protoka of Amur River just downstream of it, 48.2800–2848 ° N, 134.7571–7642 ° E, 36–50 m a. s. l., 23– 26.07.2020, O. Kosterin. Distribution. Type localities: Russia, “UssuriGebiet, Tigrovaja, Sutshan (= Partizansky) Distr., Jakovlevka, Spassk-Distr., Basargin bei Wladiwostok, Rjabokonj am Chanka-See.” Palaearctic: Japan, Russia (Amur Region, Khabarovsk, Kuriles, Primorye).

Published as part of Grichanov, Igor Ya. & Selivanova, Olga V., 2022, New records of Dolichopodidae (Diptera) from Yakutia and Far East of Russia, pp. 156-167 in Amurian Zoological Journal XIV (1) on page 163, DOI: 10.33910/2686-9519-2022-14-1-156-167, http://zenodo.org/record/11362177