Rivula sericealis (Scopoli, 1763): E.Siberia, 10 km E Irkutsk, in mixed forest, 2-VIII-2008. Photo by O.Berlov. det. E.Berlov E.Siberia, 10 km E Irkutsk, ex pupa (Pupa collected: 21-VI-2002, Imago: 27-VI-2002), leg. E.Berlov The forewing length is 9 mm. det. E.Berlov E.Siberia, 10 km E Irkutsk, ex larva (Larva: 21-VI-2002, Pupa: 24-VI-2002, Imago: 1-VII-2002), leg. E.Berlov det. E.Berlov E.Siberia, 10 km E Irkutsk, ex pupa (Pupa collected: 3-VII-2005 in forest, Imago: 6-VII-2005), leg. E.Berlov det. E.Berlov