13. Dolichopus bigeniculatus Parent, 1926

Material examined. 8♂, 4♀, 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 ; 1♀, 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 .

Distribution. Type locality: China, Shanghai, “Zi-Ka-Wei” (= Xujiahui). Palaearctic: China (Beijing, Henan, Shaanxi, Shandong), Japan, Russia (Khabarovsk, Kuriles, Primorye); Oriental: China (Anhui, Jiangsu, Sichuan, Zhejiang).