Male genitalia of Japanese specimens of Tischeria decidua siorkionla. A, D, G, J, K Right valva, outer view B, E, H Juxta, ventral view C, F, I Phallus, ventral view L, M Preparation by Dr H. Kuroko A–F, J, L Host Quercus acutissima G–I Host Q. crispula K Host unknown A–C Osaka Pref., genitalia slide no. SK596 D–F Nagano Pref., SK594 G–I Nagano Pref., SK595 J Nara Pref., SK555 K Nara Pref., SK214 L Ishikawa Pref., HK705 M Same data, HK706. Scale bar 100 μm.