Citation: J. Freise et W. Hietland, A brief note on sexual differences in pupae of the horse-chestnut leaf miner, Cameraria ohridella Deschka & Dimic (1986) (Lep., Gracillariidae), a new pest in Central Europe on Aesculus hippocastanum, J APPL ENT, 123(3), 1999, pp. 191-192