Chersotis deplanata (Eversmann, 1843): (= deplana Freyer, 1845) E.Siberia, lake Baikal, Nature Reserve "Baikalo-Lenskyi", cordon Pokoiniki, at light (kerosene lamp), 28-VII-2005, leg. O.Berlov The forewing length is 14 mm. det. A.Matov E.Siberia, lake Baikal, Nature Reserve "Baikalo-Lenskyi", cordon Pokoiniki, at light (UV-diodes), 25-VII-2005, leg. O.Berlov The forewing length is 14 mm. det. E.Berlov