Leucorrhinia pectoralis (Charpentier, 1825) and Libellula quadrimaculata Linnaeus, 1758
A West Palaearctic and a very common and widely ranging transpalaearctic species.
Russia, West Siberia, Novosibirsk Province, Karasuk District, 18 km W of Karasuk town, a swamp at Troitskoe village, surrounded by a birch grove. 19th June 1994.
O. Kosterin
Porst-100