23. Dolichopus bisetulatus Negrobov, 1977

Material examined. 1♂, Sakhalin Is., near Novo-Aleksandrovsk, 22.07.1973, Zlobin .

Distribution. Type locality: Russia: Primorye, Suputinski Reserve, Mokraya Pad. Palaearctic: Russia (Primorye). First record from Sakhalin.