Stenus secretus Bernhauer, 1915 Fig. 18

Material examined:

China: Ningxia: 1 ♂, Jinyuan County, Guamagou Linchang, 2200 m, 4.VII.2008, Wen-Xuan Bi leg.

Distribution.

China (Ningxia, Heilongjiang, Shanxi), Korea, Russia.