Phyllonorycter japonica (Kumata, 1963)

(Fig. 4E, 6C, 12D)

Material examined. Russia: PK, Gornotaezhnoe, MTS, 43.69N, 132.15E, 152 m alt., Corylus mandshurica, 24.VII.2016, 1 larva, NK545 , MK 403698, deposited in INRA; same location and host, 22.VII.2016, 2 males (reared from leaf mine), 36.2 / [4-2016-male] (Figs 4E, 6C), NK-142-16 - 1 A / [4.1-2016-male], deposited in SIF.

Leaf mine. The mine is an elongated whitish blotch above the main vein on the upper side of the leaf (Fig. 12D). The mine is initially flat but later gets contracted, with no visible folds on the epidermis. Pupation in the mine.

Trophic specialization. Oligophagous on Betulaceae: Carpinus laxiflora, C. tschonoskii, Corylus heterophylla, C. mandshurica, Ostrya japonica (De Prins & De Prins 2018) .

Distribution. Russia: RFE—AO, KK, PK (Baryshnikova 2008, 2016); Japan (Kumata 1963), Korea (Kim & Byun 2017).