Erythromma najas (Hansemann, 1832) humerale Selys, 1887

An eastern subspecies ranging from Central Siberia to Japan, it is somewhat smaller and the males as a rule have yellow humeral stripes on the pterothorax.

A male

A sedge bank of a mortlake of the Onon River right bank floodland 7 km upstream of Nizhnii Tsasuchei village, Onon District, Chita Province, SE Transbaikalia, Siberia, Russia. 1st July 1996. O. Kosterin.

O. Kosterin