Polia bombycina grisea (Butler, 1878): Russian Far East, Primorsky Krai, Ussuriisk envir., Kaimanovka, at UV-light, 9-VIII-1972, leg. E.Berlov The forewing length is 22 mm. det. E.Berlov Russian Far East, Primorsky Krai, Ussuriisk envir., Kaimanovka, at UV-light, 10-VIII-1972, leg. E.Berlov The forewing length is 25 mm. det. L.Lehmann