Ophiogomphus obscurus Bartenev, 1909.

A species connected with the southern taiga subzone and ranging from Tomsk to the Pacific.

Russia, Siberia, Kemerovo Province, the Gornaya Shoriya Mts., Kuzedeevo village environs, the valley of the Bol'shoi Tesh River 5 km upstream of its junction with the Malyi Tesh River, 20th July 1995

O. Kosterin.

Fujichrome Sensia