Taxonomic Notes and New Distribution and Host Plant Records for Sawflies and Woodwasps (Hymenoptera, Symphyta) of Japan IX Author Bourke, Joanna text Bulletin of the National Museum of Nature and Science. Series A, Zoology 2024 2024-02-22 50 1 19 32 http://dx.doi.org/10.16995/ntn.647 journal article 299043 10.50826/bnmnszool.50.1_19 f66c939d-e383-4bfc-af5a-dac8fb677928 2434-091X 12572120 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.