Somatochlora graeseri Selys, 1887
An east Palaearctic species.

a female

A sedge bank of a hot pool, the Knodutkinskie hot sources at the foot of the extinct volcano Khodutka, S Kamchatka, Russia. 250 m above sea level, 30th August 1991. O. Kosterin

ORWOCHROM 18UT