Fenusa dohrnii (Tischbein, 1846)

Japanese name: Hanno-hamuguri-habachi

Material examined. HONSHU: Tochigi Pref.: 1 ♀, Nakagawa, Yamata, coll. larva mining leaf of Alnus hirsuta var. hirsuta 28. V. 2023, mat. 31. V., em. 16. VI. 2023, S. Ibuki .

Host plant. Betulaceae: Alnus fauriei H.Lév. et Vaniot (Togashi, 1972), A. hirsuta Turcz. var. hirsuta (new record), A. japonica (Thunb.) Steud. (Okutani, 1959, 1967). l Alnus rugosa, A. incana, A. glutinosa z in Europe (Taeger et al., 1998).

Remarks. This Holarctic species is associated with various species of Alnus (Okutani, 1959, 1967; Togashi, 1972; Taeger et al., 1998), but A. hirsuta var. hirsuta has not been recorded as a host plant so far.